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Welcome to CM 6U VMEbus Products
6U VME Boards
The Leader in Military VMEbus IO and ATR Chassis
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CM Computer 6U VMEbus Products - CM offer an extensive range of 6U VME Modules that are both in current production or can be manufactured on request to support our legacy customers.

6U VMEbus Products
All CM 6U VME Modules
CM Computer 6U VMEbus Modules are available to both new and legacy customers. Our up-to-date and current range (2001-2006) offer short delivery times and are recommended for new applications or applications in progress. Our legacy range supports customers who already have CM Modules operating in the field, those that require maintenance and systems that require direct replacement of parts.
| FB | Flip Book Digital Version Online | PDF Download Version | DS | Data Sheet |
32 bit CPU Modules
CM-CPU-40/60
CM-CPU-40/60: General purpose 40/66 MHz, MC68040/60 Computer with Ethernet & SCSI. Up to 8 MB of 32 bit SRAM with battery backup, & 4 MB of 32 bit EPROM-FLASH-PROM. Two RS-232/422 serial ports.MC-68040/60 Single Board Computer (Commercial, Industrial, MIL-Rugged & MIL-STD-883 Versions).
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DESCRIPTION

The CM-CPU-40/60 is a general purpose 32 bit VMEbus computer which incorporates all features and peripherals most demanded in today's first class military and industrial applications.
This high performance board has an efficient and comprehensive design, implementing most chips in classic DIL packages, which improves reliability, testability and maintenance.
The powerful 32 bit mezzanine interface increases memory or complements the existing full set of onboard peripherals and does not require additional slot. The CM-CPU-40/60 offers a highly flexible I/O cabling solution using both the front panel and P2.
Extensive software support offers BSPs for the leading real-time operating systems and Built-In-Test drivers for most functional modules and peripherals.
Military versions, fitted with 100% ceramics parts and conduction cooled thermal overlay PCB, greatly improve capability to withstand shock and vibration.
The PCB metallic layer benefits heat dissipation increasing component longevity and module MTBF. This true military computer is fitted with popular industry-standard parts supplied by leading vendors.
This insures long term availability in the market. All CM-CPU-40/60 temperature and mechanical versions are 100% compatible at the functional level.
FEATURES

MC-68040/60 @ 40/66 MHz with MMU, Math coprocessor & dual cache RAM.
Up to 8 MB of 32 bit SRAM with battery backup.
Up to 2-4 MB of 32 bit EPROM-FLASH-PROM.
Two RS-232/422 serial ports based on Z8530.
Ethernet port with LANCE & 1 MB SRAM.
RTC Calendar with Timer, Alarm & Battery.
CM-Flexiport with: 16 bit Parallel + 3 Timers (Z8536), or SCSI (53C80), or 2 RS-232 (Z8530).
A32/D32 multiprocessing VMEbus master interface. A24/D32 local SRAM slave interface.
System Controller Unit. VMEbus Interrupter.
Two Mailboxes in dual port SRAM.
32 bit CM-Pack mezzanine interface supports 1553, ARINC-429, Graphics, Serial, FLASH, etc.
Commercial, Industrial, Rugged & 883 versions.
IEC-297 mechanics with I/O via front panel and military P1101.2 mechanics with wedge-locks.
VME64x 160 pin P2 connector in P1101.2 version.
Conduction cooled PCB with thermal overlay in MIL-Rugged and MIL-883 versions.
Low power CMOS design (12 watts).
Extensive software support.
Extremely simple programming.
Excellent price/performance ratio.
Two year guarantee.
TECHNICAL SPECIFICATIONS
Microprocessor: MC-68040/60 @ 33-40/50-66 MHz.
32 bit local SRAM: 2-4-8 MB. Battery backup.
Serial Ports (Z8530): 2 sync-async. high speed RS-232/422 ports (optionally optoisolated).
Ethernet Port (AM7990): IEEE 802.3 port with LANCE and up to 1MB of dedicated SRAM.
Real Time Clock (CDP-1879): Calendar, user Timer & Alarm. 100 mA/h rechargeable battery.
CM-Flexiport (Z8536/53C80/Z8530): Option of 16 bit Parallel with 3 Timers, or SCSI-I, or 2 RS-232.
Registers: Control & Status Registers. BIT pass/fail indicator on front panel.
Two Mailboxes: Assert interrupts to the MPU on specific VMEbus SRAM accesses.
Arbiter & Requester: A PRI Arbiter and bus Requester are intended for multiprocessing.
Interrupt Handler: Manages the 7 VMEbus IRQ lines + 11 IRQs from local peripherals.
VMEbus Interface: A32/D32 Extended/Standard/Short IEEE 1014 rev. C master interface. A24/D32 SRAM slave interface. System Controller capability.
VMEbus Interrupter: I(3-7). Vector generation capability.
CM-Pack Interface: A25/D32 mezzanine port. Up to 32MB of memory or additional I/O devices without extra slot.
Watchdog (MAX690): Supervises Battery, VCC and MPU.
Power consumption: + 5 VDC @ 2,3 Amp.
Board Weight:
Military R+ & 883.- 810 grams.
Commercial & Industrial.- 605 grams.
Humidity: Up to 95% RH non-condensing.
Altitude: Sea level up to 15 Km (50,000 ft.).
Mechanical format: CM-CPU-40/60/A : Classic IEC-297 mechanics for 19" racks with I/O on front panel.
CM-CPU-40/60/B : Military IEEE P1101 wedgelocks mechanics for ATR enclosures.
MILITARY DESIGN
| -55 to +125 ºC ceramic military ICs. | MIL-STD-883 TTL chips & FPGAs. |
| High stability MIL-STD-883 SRAMs. | Military Class V Printed Circuit Board. |
| MIL-C-55302 Class I Connectors. | MIL-STD-810 D Temperature (Methods 501.2 & 502.2). |
| No PCB tracks in external layers. | MIL-STD-810 D Shock and Vibrations (Methods 514 & 516). |
| MIL-E-5400 for avionics equipment class 1B (Temperature and Altitude). | MIL-STD-810 D Saline Fog and Dust (Methods 507 & 509). |
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| Commercial | Industrial | MIL-Rugged & MIL-STD-883 Versions |
SOFTWARE SUPPORT

Wind River Systems VxWorks Tornado.
The CM-CPU-40/60 is fully supported by VxWorks Tornado. This leading Real Time Operating System is ideal for UNIX environments using a Sun-4 or PC as host.
CM-PC-Monitor & CM-PC-Supervisor.
Low cost & easy to use CM proprietary development tool based on PC as host. User programs are compiled using the popular Microtec Research MCC68K cross tools.
Built-In-Test Package CM-CPU-40/60-BIT.
Source code BIT drivers intended to test all onboard devices and peripherals.
(* NOTE.- Drivers for other leading operating systems can be optionally supplied under request).
DOCUMENTATION
LEVEL 1, CM-CPU-40/60 MAP:
User´s manual. Module hardware functional description oriented toward software development.
LEVEL 2, CM-CPU-40/60 MMT:
Maintenance manual. Extended description intended for failure location in the module.
ORDERING INFORMATION
This section shows all the CM-CPU-40/60 standard configurations and options.
Ordering Example: CM-CPU-40/60 /V /T /M
V (Board Version)
1: 68040 @ 33 MHz, 2 MB SRAM, 2 RS-232/422, Ethernet + 256 KB SRAM, Flexiport, CM-Pack.
2: 68040 @ 40 MHz, 2 MB SRAM, 2 RS-232/422, Ethernet + 256 KB SRAM, Flexiport, CM-Pack.
3: 68040 @ 40 MHz, 4 MB SRAM, 2 RS-232/422, Ethernet + 256 KB SRAM, Flexiport, CM-Pack.
4: 68040 @ 40 MHz, 8 MB SRAM, 2 RS-232/422, Ethernet + 1 MB SRAM, Flexiport, CM-Pack.
1: 68060 @ 50 MHz, 8 MB SRAM, 2 RS-232/422, Ethernet + 256 KB SRAM, Flexiport, CM-Pack.
2: 68060 @ 66 MHz, 8 MB SRAM, 2 RS-232/422, Ethernet + 1 MB SRAM, Flexiport, CM-Pack.
T (Board Temperature Range)
C: Commercial range. Available only with fiberglass PCB.
I: Industrial range. Available only with fiberglass PCB.
R+: Military Rugged+ range. Available only with conduction cooled PCB.
883: Military 883 range. Available only with conduction cooled PCB.
M (PCB Mechanical Version)
A: IEC-297 Standard mechanics with front panel I/O connectors.
B: P1101.2 Military mechanics with dummy front panel & wedge-locks.
Mezzanine CM-Pack modules: CM-PACK/V/T
1*: Memory. 8-16-32 MB DRAM, 32 bits wide.
2: Memory. 2-8 MB SRAM or PROM-EPROM-FLASH-E2PROM, 32 bits wide.
3*: Video monochrome. MC-6845 CRT video controller. TTL+SYNC monochrome output.
4: Color graphics. TS-68483 color graphics with 16 colors and up to 1,2 MB video SRAM. TTL, Analog & LCD outputs. Resolution up to 1024x720.
5: Serial I/O. 8xRS-232/422/485 serial channels based on Z8530. Optional galvanic isolation.
6: Ethernet port. Second Ethernet port for redundant systems based on LANCE + 1 MB SRAM.
7: ARINC-429. 4xARINC-429 Rx and 2xARINC-429 Tx channels with Built-In-Test capability.
8: Bus 1553. Dual redundant MIL-STD-1553 Bus Controller. BC/RTU/MT Protocol.
9: Synchro-Digital. 4 channels, 14 bit, galvanic isolated Synchro-Resolver to Digital pack.
10*: Digital-Synchro. 4 channels, 14 bit, galvanic isolated Digital to Synchro-Resolver pack.
11*: Analog-Digital. 16 channels, 12 bit, 100 Ksps Analog to Digital pack.
12*: Digital-Analog. 8 channels, 12 bit, Digital to Analog pack.
13*: Isolated outputs. 16 channels isolated optocouplers or relays outputs.
14*: Isolated inputs. 16 channels, AC/DC optocoupled inputs.
T (CM-Pack Temperature Range)
C: Commercial range.
I: Industrial range.
R+: Military Rugged+ range.
883: Military 883 range.
(*) These CM-Pack are not in standard production, but can be optionally available upon request.
Part Number Example: CM-CPU-40/3/R+/B
- 68040 @ 40 MHz, 4 MB SRAM, 2xRS-232, Ethernet + 256 KB SRAM, Flexiport, CM-Pack.
- Military Rugged+ range (-40 to +85 ºC operating).
- IEEE P1101.2 Military mechanics with wedge-locks.
CM-PACK/05/C with RS-232 levels
- Serial I/O with 8xRS-232 based on Z8530.
- Commercial range (0 to +55 ºC operating).
Board Range
C: Commercial range » Implements low cost Commercial plastic IC's rated for 0 to +70 ºC. Continuous board operation from 0 to +60 ºC. Class II industrial quality connectors.
I: Industrial range » Manufactured with Industrial range plastic or ceramic IC's rated for -40 (-25) to +85 ºC. Continuous module operation from -20 to +75 ºC. Class II industrial quality connectors.
R+: Military Rugged+ range » Implements ceramic IC's rated from -55 to +125 ºC. Class I MIL-C-55302 connectors. Conduction cooled PCB with thermal overlay. Board operation from -40 to +85 ºC. Storage from -55 to +125 ºC.
883: Military 883 range » Manufactured with conduction cooled PCB and MIL-STD-883 B/C military ceramic parts (-55 to +125 ºC ). Class I MIL-C-55302 connectors. Continuous board operation range from -50 to +90 ºC. Storage from -55 to +125 ºC.
A/D & D/A Modules
CM-DA-40 / CM-DA-50 / CM-AD-45
CM-DA-40: 24 D/A channels. 12 bit industry-standard converters. Selection of common or individual external input reference per channel. Full galvanic isolation.24 Channel Optoisolated D/A Module (Commercial, Industrial, MIL-Rugged & MIL-STD-883 Versions).
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DESCRIPTION

The CM-DA-40 is a general purpose Digital-to-Analog VMEbus board. This professional module offers an outstanding design which incorporates features most demanded in today's first class military and industrial applications.
This board implements industry-standard TTL chips with easily obtainable D/A converters supplied by several leading vendors in all temperature ranges. This ensures availability of the module for long term applications.
Due to its individual external reference per channel, this module is well suited for applications requiring special voltage ranges or a wide variations in channel ranges to be supplied by a single board.
The CM-DA-40 offers a highly flexible I/O cabling solution using both the front panel and P2.
Military versions, provided with conduction cooled thermal overlay, greatly improve capability to withstand shock and vibration.
The metallic layer in the PCB also benefits heat dissipation and allows all components to work within homogeneous temperatures, thus highly increasing component longevity and module MTBF.
All CM-DA-40 versions are 100% compatible at the functional and programming levels, allowing software development to proceed with low cost commercial versions.
FEATURES

24 D/A output channels per board.
12 bit industry-standard converters.
Full galvanic isolation.
Analog I/O signals via three front panel cannon connectors or P2 connector.
On-board precision voltage reference for standard unipolar & bipolar ranges.
Selection of common or individual external input voltage reference per channel.
Independent channel calibration.
Low power CMOS design.
Commercial, Industrial, MIL-Rugged and MIL-STD-883 versions.
Available in IEC-297 mechanics with I/O via front panel and military P1101.2 mechanics with wedge-locks.
Conduction cooled PCB with thermal overlay in MIL-Rugged and 883 versions.
Extensive software support.
Extremely simple programming.
Excellent price/performance ratio.
Two year guarantee.
TECHNICAL SPECIFICATIONS
D/A converter: 12 bit multiplying AD-7545. On-chip 12 bit data latch.
Channel accuracy: < 0.05 % type. (2 mV in 0-5 VDC).
Accuracy derating: Better than 5 ppm/ºC in all ranges.
Output impedance: 0.1 Ohm for output loads < 5 mA.
Output protection: All channel current is limited to 20 mA against output short circuits.
Galvanic isolation (only on CM-DA-40/2): Full galvanic isolation >1000 V on all analog I/O signals with respect the VMEbus power & TTL lines.
DC standard ranges: 0-5, 0-10, ±5 or ±10 VDC using the on-board voltage reference.
External references: One common external voltage reference is applied to all channels. Jumper selectable individual external voltage reference per channel.
External reference range: References can be any AC/DC voltage in the range of ±10 Volts.
External reference input protection: Protection up to ±25 Volts on all external input references.
Power consumption: CM-DA-40/1 (3 W).- +5VDC @ 150 mA, +12VDC @ 150 mA, -12VDC @ 50 mA. CM-DA-40/2 (4 W).-+5VDC @ 800 mA.
Weight: Military R+ & 883.- 670 grams. Commercial & Industrial.- 470 grams.
Mechanical size: Single slot 6U (233.4x160 mm).
Mechanical format: CM-DA-40/A : Classic IEC-297 mechanics for 19" racks with I/O on front panel.
CM-DA-40/B : Military IEEE P1101 wedgelocks mechanics for ATR enclosures.
Humidity: Up to 95% RH non-condensing. Altitude: Sea level up to 15 Km (50,000 ft.).
VMEbus interface: A24/D16 Standard slave interface.
VMEbus addressing: Two jumper blocks provide 256 mapping options in the A24 range.
MILITARY DESIGN
| -55 to +125 ºC ceramic military ICs. | MIL-STD-883 TTL chips & FPGAs. |
| MIL-C-24308 & MIL-C-55302 Class I Connectors. | Military Class V Printed Circuit Board. |
| Thin film 0.1% precision Resistors. | MIL-STD-810 D Temperature (Methods 501.2 & 502.2). |
| No PCB tracks in external layers. | MIL-STD-810 D Shock and Vibrations (Methods 514 & 516). |
| MIL-E-5400 for avionics equipment class 1B (Temperature and Altitude). | MIL-STD-810 D Saline Fog and Dust (Methods 507 & 509). |
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| Commercial | Industrial | MIL-Rugged & MIL-STD-883 Versions |
SOFTWARE SUPPORT

Wind River Systems VxWorks Tornado.
The CM-DA-40 is supported by VxWorks Tornado. This operating system is ideal for developing real time software under UNIX environments. A complete "C" language driver in source code is available at low cost. Drivers include a floppy-disk and user's manual.
Microware Systems OS-9
Low cost drivers for the real time OS-9 Operating System are available in "C" language. This driver is supplied with its descriptive user's manual and source code floppy-disk.
Microtec Research MCC-68K Drivers.
A "C" language source code driver written for the popular MCC-68K cross-compiler from Microtec Research is also available. This low cost option is intended for using a PC as host.
(* NOTE.- Drivers for other leading operating systems can be optionally supplied under request).
DOCUMENTATION
LEVEL 1, CM-DA-40 MAP:
User´s manual. Module hardware functional description oriented toward software development.
LEVEL 2, CM-DA-40 MMT:
Maintenance manual. Extended description intended for failure location in the module.
ORDERING INFORMATION
This section shows all the CM-DA-40 standard configurations and options.
Ordering Example: CM-DA-40 /V /T /M
V (Board Version)
1: 24 D/A channels, 12 bit, without galvanic isolation
2: 24 D/A channels, 12 bit, with full galvanic isolation
T (Board Temperature Range)
C: Commercial range. Available only with fiberglass PCB.
I: Industrial range. Available only with fiberglass PCB.
R+: Military Rugged+ range. Available only with conduction cooled PCB.
883: Military 883 range. Available only with conduction cooled PCB.
M (PCB Mechanical Version)
A: IEC-297 Standard mechanics with front panel I/O connectors.
B: P1101.2 Military mechanics with dummy front panel & wedge-locks.
Part Number Example: CM-DA-40/2/R+/B
- 24 D/A channels, 12 bit, full galvanic isolation.
- Military Rugged+ range (-40 to +85 ºC operating).
- IEEE P1101.2 Military mechanics with wedge-locks.
Board Range
C: Commercial range » Implements low cost Commercial plastic IC's rated for 0 to +70 ºC. Continuous board operation from 0 to +60 ºC. Class II industrial quality connectors.
I: Industrial range » Manufactured with Industrial range plastic or ceramic IC's rated for -40 (-25) to +85 ºC. Continuous module operation from -20 to +75 ºC. Class II industrial quality connectors.
R+: Military Rugged+ range » Implements ceramic IC's rated from -55 to +125 ºC. Class I MIL-C-55302 connectors. Conduction cooled PCB with thermal overlay. Board operation from -40 to +85 ºC. Storage from -55 to +125 ºC.
883: Military 883 range » Manufactured with conduction cooled PCB and MIL-STD-883 B/C military ceramic parts (-55 to +125 ºC ). Class I MIL-C-55302 connectors. Continuous board operation range from -50 to +90 ºC. Storage from -55 to +125 ºC.
CM-DA-50: 24 D/A channels. 14 bit industry-standard converters. Built-In-Test. Selection of common or individual external input reference per channel. Full galvanic isolation. 24 Channel Optoisolated D/A Module with Built-In-Test (Commercial, Industrial, MIL-Rugged & MIL-STD-883 Versions).
Expand || Contract
DESCRIPTION

The CM-DA-50 is a general purpose Digital-to-Analog VMEbus board. This professional module offers an outstanding design which incorporates features most demanded in today's first class military and industrial applications.
This board implements industry-standard TTL chips with easily obtainable D/A converters supplied by several leading vendors in all temperature ranges. This ensures availability of the module for long term applications.
Due to its individual external reference per channel, this module is well suited for applications requiring special voltage ranges or a wide variations in channel ranges to be supplied by a single board.
The CM-DA-50 offers a highly flexible I/O cabling solution using both the front panel and P2.
Military versions, provided with conduction cooled thermal overlay, greatly improve capability to withstand shock and vibration.
The metallic layer in the PCB also benefits heat dissipation and allows all components to work within homogeneous temperatures, thus highly increasing component longevity and module MTBF.
All CM-DA-50 versions are 100% compatible at the functional and programming levels, allowing software development to proceed with low cost commercial versions.
FEATURES

24 D/A output channels per board.
14 bit industry-standard converters.
Full galvanic isolation.
Built-In-Test capability throughout.
Analog I/O signals via three front panel cannon connectors or P2 connector.
On-board precision voltage reference for standard unipolar & bipolar ranges.
Selection of common or individual external input voltage reference per channel.
Independent channel calibration.
High accuracy analog outputs.
Low power CMOS design.
Commercial, Industrial, MIL-Rugged and MIL-STD-883 versions.
Available in IEC-297 mechanics with I/O via front panel and military P1101.2 mechanics with wedge-locks.
Conduction cooled PCB with thermal overlay in MIL-Rugged and 883 versions.
Extensive software support.
Extremely simple programming.
Excellent price/performance ratio.
Two year guarantee.
TECHNICAL SPECIFICATIONS
D/A converter: 14 bit multiplying AD-7545. On-chip 12 bit data latch.
Channel accuracy: < 0.02 % type. (2 mV in 0-5 VDC).
Accuracy derating: Better than 2 ppm/ºC in all ranges.
Output impedance: 0.1 Ohm for output loads < 5 mA.
Output protection: All channel current is limited to 15 mA against output short circuits.
Galvanic isolation (only on CM-DA-40/2): Full galvanic isolation > 800 V on all analog I/O signals with respect the VMEbus power & TTL lines.
DC standard ranges: 0-5, 0-10, ±5 or ±10 VDC using the on-board voltage reference.
External references: One common external voltage reference is applied to all channels. Jumper selectable individual external voltage reference per channel.
External reference range: References can be any AC/DC voltage in the range of ±10 Volts.
External reference input protection: Protection up to ±25 Volts on all external input references.
Built-In-Test: A dedicated BIT A/D converter allows testing all on board TTL, D/A converters and analog chips.
Power consumption: CM-DA-50/1 (3 W).- +5VDC @ 150 mA, +12VDC @ 90 mA, -12VDC @ 80 mA. CM-DA-50/2 (4 W).-+5VDC @ 800 mA.
Weight: Military R+ & 883.- 790 grams. Commercial & Industrial.- 600 grams.
Mechanical size: Single slot 6U (233.4x160 mm).
Mechanical format: CM-DA-50/A: Classic IEC-297 mechanics for 19" racks with I/O on front panel.
CM-DA-40/B: Military IEEE P1101 wedgelocks mechanics for ATR enclosures.
Humidity: Up to 95% RH non-condensing. Altitude: Sea level up to 15 Km (50,000 ft.).
VMEbus interface: A24/D16 Standard slave interface.
VMEbus addressing: Two jumper blocks provide 256 mapping options in the A24 range.
MILITARY DESIGN
| -55 to +125 ºC ceramic military ICs. | Military Class V Printed Circuit Board. |
| MIL-C-24308 & MIL-C-55302 Class I Connectors. | MIL-STD-810 D Temperature (Methods 501.2 & 502.2). |
| Thin film 0.1% precision Resistors. | MIL-STD-810 D Shock and Vibrations (Methods 514 & 516). |
| No PCB tracks in external layers. | MIL-STD-810 D Saline Fog and Dust (Methods 507 & 509). |
| MIL-E-5400 for avionics equipment class 1B (Temperature and Altitude). |
![]() | ![]() | ![]() | ||||
| Commercial | Industrial | MIL-Rugged & MIL-STD-883 Versions |
SOFTWARE SUPPORT

Wind River Systems VxWorks Tornado.
The CM-DA-50 is supported by VxWorks Tornado. This operating system is ideal for developing real time software under UNIX environments. A complete "C" language driver in source code is available at low cost. Drivers include a floppy-disk and user's manual.
Microtec Research MCC-68K Drivers.
A "C" language source code driver written for the popular MCC-68K cross-compiler from Microtec Research is also available. This low cost option is intended for using a PC as host.
(* NOTE.- Drivers for other leading operating systems can be optionally supplied under request).
DOCUMENTATION
LEVEL 1, CM-DA-50 MAP:
User´s manual. Module hardware functional description oriented toward software development.
LEVEL 2, CM-DA-50 MMT:
Maintenance manual. Extended description intended for failure location in the module.
ORDERING INFORMATION
This section shows all the CM-DA-50 standard configurations and options.
Ordering Example: CM-DA-50 /V /T /M
V (Board Version)
1: 24 D/A channels, 14 bit, without galvanic isolation
2: 24 D/A channels, 14 bit, with full galvanic isolation
T (Board Temperature Range)
C: Commercial range. Available only with fiberglass PCB.
I: Industrial range. Available only with fiberglass PCB.
R+: Military Rugged+ range. Available only with conduction cooled PCB.
883: Military 883 range. Available only with conduction cooled PCB.
M (PCB Mechanical Version)
A: IEC-297 Standard mechanics with front panel I/O connectors.
B: P1101.2 Military mechanics with dummy front panel & wedge-locks.
Part Number Example: CM-DA-50/2/R+/B
- 24 D/A channels, 14 bit, full galvanic isolation.
- Military Rugged+ range (-40 to +85 ºC operating).
- IEEE P1101.2 Military mechanics with wedge-locks.
Board Range
C: Commercial range » Implements low cost Commercial plastic IC's rated for 0 to +70 ºC. Continuous board operation from 0 to +60 ºC. Class II industrial quality connectors.
I: Industrial range » Manufactured with Industrial range plastic or ceramic IC's rated for -40 (-25) to +85 ºC. Continuous module operation from -20 to +75 ºC. Class II industrial quality connectors.
R+: Military Rugged+ range » Implements ceramic IC's rated from -55 to +125 ºC. Class I MIL-C-55302 connectors. Conduction cooled PCB with thermal overlay. Board operation from -40 to +85 ºC. Storage from -55 to +125 ºC.
883: Military 883 range » Manufactured with conduction cooled PCB and MIL-STD-883 B/C military ceramic parts (-55 to +125 ºC ). Class I MIL-C-55302 connectors. Continuous board operation range from -50 to +90 ºC. Storage from -55 to +125 ºC.
CM-AD-45: 32 A/D channels. 12 bit industry-standard converters. Extensive Built-In-Test per channel. Highly flexible I/O cabling solution using connectors on the front panel and P2.
32 Input Channel A/D Module
(Commercial, Industrial, MIL-Rugged & MIL-STD-883 Versions).
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DESCRIPTION
The CM-AD-45 is a general purpose 32 channel A/D board. It incorporates features most demanded in first class military and industrial applications.
On-board auto-conversion circuitry performs all tasks relative to multiplexing, sampling & converting of analog input signals.
Dual port RAM acts as a transparent communications device between the A/D converter and the VMEbus.
Extensive Built-In-Test per channel is based on a wraparound loop that disconnects external analog input signals and connects internal test signals in order to verify correct module operation.
The CM-AD-45 offers a highly flexible I/O cabling solution using connectors on the front panel and P2. Military versions, provided with conduction cooled thermal overlay, greatly improve capability to withstand shock and vibration.
The metallic layer in the PCB also benefits heat dissipation and allows all components to work within homogeneous temperatures, thus greatly increasing component longevity and module MTBF.
All CM-AD-45 versions are 100% compatible at the functional level, allowing software development to proceed with low cost Industrial versions.
FEATURES

32 single-ended analog channels per board.
Channels can also be fitted as 16 differential.
High quality AD1674 12 bit converter.
Programmable sampling speed (12-100 Ksps).
Dual Built-In-Test wraparound loop allows testing of all analog and TTL chips.
Wide variety of unipolar-bipolar input ranges.
Overvoltage input protection on all channels.
High voltage input attenuators per channel.
VMEbus Interrupter indicates end of current sample cycle or RAM data buffer full.
4 KB DPRAM for conversion data storage.
Automatic channel multiplexing, A/D sampling and data storage capability.
Simple programming through the MCR.
Input protection per channel up to 120 volts.
Analog signals via cannon connectors on front panel and VME64x connector on P2.
P0 connector intended for key slot purposes.
Industrial, MIL-Rugged & MIL-883 versions.
IEC-297 mechanics with I/O via front panel and military P1101.2 wedge-lock mechanics.
Conduction cooled PCB with thermal overlay in MIL-Rugged and 883 versions.
Extensive software support.
Low power CMOS design (3 Watts).
Excellent price/performance ratio.
Two year guarantee.
TECHNICAL SPECIFICATIONS
Input channels: 32 independent single-ended channels or 16 independent differential channels.
A/D converter: 12 bit industry standard Analog Devices A/D 1674. On chip Sample & Hold.
Sampling speed: Programmable sampling speeds: 12.5, 25, 50 and 100 Ksps.
DC Unipolar range: 0-5V, 0-10V, 0-50V, 0-100V.
DC Bipolar range: ±2.5V, ±5V, ±10V, ±25V, ±50V, ±100V.
AC ranges: 0-5V, 0-10V, 0-50V, 0-100V.
Ranges in mA DC: 0-50 mA (0-20 mA, 4-20 mA).
Input attenuators: A 10:1 voltage attenuator is available in board version /2. It must be connected to operate with input ranges above 10 V.
Input protection: All analog inputs are protected against external over voltages up to 120 VDC.
Dual port RAM: 4 KB of dual port SRAM, 16bits wide. The on board multiplexing/conversion circuitry fills data buffers in RAM with 16/32 or 2048 word size.
Sampling cycles: All channels are converted and stored in RAM thus freeing the master CPU.
Control Register: Defines the RAM storage buffer size, enables/disables VMEbus interrupts, programs the A/D sampling rate and activates the Built-In-Test circuitry.
Built-In-Test: BIT is based on two voltage references and dedicated relays distributed in such a way as to allow testing all on board analog and TTL devices.
Accuracy: 0.05% for non attenuated input ranges. 0.2% for attenuated input ranges.
Signal bandwidth: DC to 50 KHz.
Input impedance: 470 K? default. Up to 5M? optional.
VMEbus access time: 300 nsec. per RAM word transfer.
VMEbus Interrupter: I(2-7). Indicates SRAM buffer filled with last converted data.
VMEbus Interface: A24/D16 Standard slave interface.
VME Addressing: Two jumper blocks provide 256 mapping options in the A24 range.
Power consumption: +5VDC @ 350 mA. +12 VDC @ 135 mA.
Weight: 570 gr. C & I ver.; 770 gr. R+ & 883 ver.
Mechanical size: Single slot 6U (233.4x160 mm.).
Mechanical format: CM-AD-45/A : Classic IEC-297 mechanics for 19 inch racks with I/O on front panel. CM-AD-45/B : Military IEEE P1101.2 wedge-lock mechanics for ATR enclosures.
Humidity: Up to 95% RH non-condensing.
Altitude: Sea level up to 15 Km (50,000ft.).
MILITARY DESIGN
| -55 to +125 ºC ceramic military ICs. | Military Class V Printed Circuit Board. |
| MIL-C-55302 Class I Connectors. | MIL-R-39016 BIT Relays in 883 version |
| MIL-STD-883 Analog and TTL chips. | MIL-STD-810 E Temperature (Methods 501.3 & 502.3). |
| No signal PCB tracks in external layers. | MIL-STD-810 E Shock and Vibrations (Methods 516.4 & 514.4). |
| MIL-E-5400 for avionics equipment class 1B (Temperature and Altitude). | MIL-STD-810 E Saline Fog and Dust (Methods 507.3 & 509.3). |
![]() | ![]() | ![]() | ||||
| Commercial | Industrial | MIL-Rugged & MIL-STD-883 Versions |
SOFTWARE SUPPORT

Wind River Systems VxWorks Tornado.
The CM-AD-45 is supported by VxWorks Tornado. This operating system is ideal for developing real time software under UNIX environments. A complete "C" language driver in source code is available at low cost. Drivers include a floppy-disk and user's manual.
Generic "C" Language Driver.
A generic "C" language driver is also available in source code. The user may freely adapt for any application, operating system or ANSI "C" compiler. This code has been successfully compiled with the well established Mentor Graphics toolset.
(* NOTE.- Drivers for other leading operating systems can be optionally supplied under request).
DOCUMENTATION
LEVEL 1, CM-AD-45 MAP:
User´s manual. Module hardware functional description oriented toward software development.
LEVEL 2, CM-AD-45 MMT:
Maintenance manual. Extended description intended for failure location in the module.
ORDERING INFORMATION
This section shows all the CM-AD-45 standard configurations and options.
Ordering Example: CM-AD-45 /V /T /M
V (Board Version)
1: 32 single-ended channel (16 differential) A/D board, 100 Ksps, 4 KB dual port RAM, without input 10:1 attenuator and current resistor per channel.
2: 32 single-ended channel (16 differential) A/D board, 100 Ksps, 4 KB dual port RAM, with input 10:1 attenuator and current resistor per channel.
T (Board Temperature Range)
C: Commercial range. Available only with fiberglass PCB.
I: Industrial range. Available only with fiberglass PCB.
R+: Military Rugged+ range. Available only with conduction cooled PCB.
883: Military 883 range. Available only with conduction cooled PCB.
M (PCB Mechanical Version)
A: IEC-297 Standard mechanics with front panel I/O connectors.
B: P1101.2 Military mechanics with dummy front panel & wedge-locks.
Part Number Example: CM-AD-45/2/R+/B
- 32 single-ended channel A/D board, 100 ksps, 4KB dual port RAM, with input attenuator.
- Military Rugged+ range (-40 to +85 ºC operating).
- IEEE P1101.2 Military mechanics with wedge-locks.
Board Range
C: Commercial range » Implements low cost Commercial plastic IC's rated for 0 to +70 ºC. Continuous board operation from 0 to +60 ºC. Class II industrial quality connectors.
I: Industrial range » Manufactured with Industrial range plastic or ceramic IC's rated for -40 (-25) to +85 ºC. Continuous module operation from -20 to +75 ºC. Class II industrial quality connectors.
R+: Military Rugged+ range » Implements ceramic IC's rated from -55 to +125 ºC. Class I MIL-C-55302 connectors. Conduction cooled PCB with thermal overlay. Board operation from -40 to +85 ºC. Storage from -55 to +125 ºC.
883: Military 883 range » Manufactured with conduction cooled PCB and MIL-STD-883 B/C military ceramic parts (-55 to +125 ºC ). Class I MIL-C-55302 connectors. Continuous board operation range from -50 to +90 ºC. Storage from -55 to +125 ºC.
Discrete I/O Modules
CM-DI-40 / CM-DI-42 / CM-DO-40 / CM-DIO-40
CM-DI-40: 64 channel optocoupled input module. 3 to 300 VRMS AC/DC input range. Discrete input signals via 160 pin VME64x connectors on front panel and P2. 64 Channel Optocoupled Input Module (Industrial, MIL-Rugged & MIL-STD-883 Versions).
Expand || Contract
DESCRIPTION

The CM-DI-40 is a general purpose 64 channel optocoupled input VMEbus board. This professional module offers an outstanding design which incorporates features most demanded in today's first class military and industrial applications.
It incorporates specific Built-In-Test circuitry which allows testing all on board TTL chips. Wraparound loops disconnect external application signals and connect internal test signals in order to verify correct module operation.
The board implements a complete input voltage stage per channel, featuring overvoltage protection, galvanic isolation, rectifier & filter and easy configuration to accept a wide range of AC/DC voltage levels.
The CM-DI-40 offers a highly flexible I/O cabling solution using VME64x connectors on both front panel and P2. Both connectors have identical pin-outs.
Military versions, provided with conduction cooled thermal overlay, greatly improve capability to withstand shock and vibration.
The metallic layer in the PCB also benefits heat dissipation and allows all components to work within homogeneous temperatures, thus greatly increasing component longevity and module MTBF.
All CM-DI-40 versions are 100% compatible at the functional level, allowing software development to proceed with low cost Industrial versions.
FEATURES

64 optoisolated input channels per board.
3 to 300 VRMS AC/DC input range.
Full galvanic isolation >1000 V per channel.
Overvoltage input protection per channel.
64 LED indicators on front panel show input channel ON-OFF status.
Discrete input signals via 160 pin VME64x connectors on front panel and P2.
Input Change Detector samples and compares all input channels and asserts interrupts on any change. I (1-7) VMEbus Interrupter.
Low power CMOS design (3 Watts).
On board Built-In-Test capability allows testing all module TTL chips.
Industrial, MIL-Rugged & MIL-883 versions.
Available in IEC-297 mechanics with I/O via front panel and military P1101.2 mechanics with wedge-locks.
Conduction cooled PCB with thermal overlay in MIL-Rugged and 883 versions.
Extensive software support.
Extremely simple programming.
Excellent price/performance ratio.
Two year guarantee.
TECHNICAL SPECIFICATIONS
Input channels: 64 independent floating channels each one fitted with optocoupler.
Input overvoltage: Up to 30% nominal for extended periods. 300% for transitory peaks.
Galvanic isolation: Full galvanic isolation >1000V on all channels with respect to the VMEbus power & TTL lines.
Input voltage ranges: Can be factory fitted for any range from 3 to 300 VAC/DC.
Input Change Detector: Programmable input sampling rate from 122Hz to 62.5KHz.
Channel protection: 1 W resistor & 1 W zener diode.
Input current (ON): 3 to 5 mA per channel.
Control Register: Manages BIT and enables IRQs.
Front panel LEDs: 64 LEDs. Illuminated when the associated channel is driven by nominal voltage (ON).
Optocoupler frequency: DC to 10KHz.
Power consumption: +5VDC @ 450mA.
Board Weight: Military R+ & 883.- 565 grams. Industrial.- 430 grams.
Mechanical size: Single slot 6U (233.4x160 mm).
Mechanical format: CM-DI-40/A : Classic IEC-297 mechanics for 19" racks with I/O on front panel. CM-DI-40/B : Military IEEE P1101 wedgelocks mechanics for ATR enclosures.
Humidity: Up to 95% RH non-condensing.
Altitude: Sea level up to 15 Km (50,000 ft.).
VMEbus Interface: A24/D16 Standard slave interface.
VMEbus Interrupter: I(1-7). Asserts IRQs to the VME master on channel input changes.
VMEbus addressing: Two jumper blocks provide 256 mapping options in the A24 range.
MILITARY DESIGN
| -55 to +125 ºC ceramic military ICs. | MIL-STD-810 D Temperature (Methods 501.2 & 502.2). |
| MIL-STD-883 TTL chips & FPGAs. | Military Class V Printed Circuit Board. |
| MIL-C-55302 Class I Connectors. | MIL-STD-810 D Shock and Vibrations (Methods 514 & 516). |
| MIL-R-39016 Built-In-Test relays. | MIL-STD-810 D Saline Fog and Dust (Methods 507 & 509). |
| MIL-E-5400 for avionics equipment class 1B (Temperature and Altitude). | No PCB tracks in external layers. |
![]() | ![]() | ![]() | ||||
| Commercial | Industrial | MIL-Rugged & MIL-STD-883 Versions |
SOFTWARE SUPPORT

Wind River Systems VxWorks Tornado.
The CM-DI-40 is supported by VxWorks Tornado. This operating system is ideal for developing real time software in UNIX environments. A complete "C" language driver in source code is available at low cost. Drivers include a floppy-disk and user´s manual.
Microware Systems OS-9.
Low cost drivers for the real time OS-9 Operating System are available in "C" language. This driver is supplied with its descriptive user´s manual and source code floppy-disk.
Microtec Research MCC-68K Drivers.
A "C" language source code driver written for the popular MCC-68K cross-compiler from Microtec Research is also available. This low cost option is intended for using a PC as host.
(* NOTE.- Drivers for other leading operating systems can be optionally supplied under request).
DOCUMENTATION
LEVEL 1, CM-DI-40 MAP:
User´s manual. Module hardware functional description oriented toward software development.
LEVEL 2, CM-DI-40 MMT:
Maintenance manual. Extended description intended for failure location in the module.
APPLICATIONS
Industrial control of chemical plants, factories, etc.
Radar and Sonar systems.
Traffic and Railway control.
Navigation and Flight computers.
Power stations and electrical grid control.
Intelligent Weapon systems.
Telephone and Telecommunication equipment.
Electronic warfare. Datalinks.
ORDERING INFORMATION
This section shows all the CM-DI-40 standard configurations and options.
Ordering Example: CM-DI-40 /V /T /M
V (Board Version)
1: 64 Channel optocoupled input board. Voltage range specified by the customer.
2: 64 channel optocoupled input board. Voltage range 0-5 VDC.
3: 64 channel optocoupled input board. Voltage range 0-12 VDC.
4: 64 channel optocoupled input board. Voltage range 0-28 VDC.
5: 64 channel optocoupled input board. Voltage range 0-48 VDC.
6: 64 channel optocoupled input board. Voltage range 0-115 VAC RMS @ 60 Hz sine.
7: 64 channel optocoupled input board. Voltage range 0-220 VAC RMS @ 50 Hz sine.
8: 64 channel optocoupled input board. Voltage range 0-26 VAC RMS @ 400 Hz sine.
9: 64 channel optocoupled input board. Voltage range 0-32 VAC RMS @ 60 Hz sine.
T (Board Temperature Range)
C: Commercial range. Available only with fiberglass PCB.
I: Industrial range. Available only with fiberglass PCB.
R+: Military Rugged+ range. Available only with conduction cooled PCB.
883: Military 883 range. Available only with conduction cooled PCB.
M (PCB Mechanical Version)
A: IEC-297 Standard mechanics with front panel I/O connectors.
B: P1101.2 Military mechanics with dummy front panel & wedge-locks.
Part Number Example: CM-DI-40/2/R+/B
- 64 Channel optocoupled input board. Voltage range 0-5 VDC.
- Military Rugged+ range (-40 to +85 ºC operating).
- IEEE P1101.2 Military mechanics with wedge-locks.
Board Range
C: Commercial range » Implements low cost Commercial plastic IC's rated for 0 to +70 ºC. Continuous board operation from 0 to +60 ºC. Class II industrial quality connectors.
I: Industrial range » Manufactured with Industrial range plastic or ceramic IC's rated for -40 (-25) to +85 ºC. Continuous module operation from -20 to +75 ºC. Class II industrial quality connectors.
R+: Military Rugged+ range » Implements ceramic IC's rated from -55 to +125 ºC. Class I MIL-C-55302 connectors. Conduction cooled PCB with thermal overlay. Board operation from -40 to +85 ºC. Storage from -55 to +125 ºC.
883: Military 883 range » Manufactured with conduction cooled PCB and MIL-STD-883 B/C military ceramic parts (-55 to +125 ºC ). Class I MIL-C-55302 connectors. Continuous board operation range from -50 to +90 ºC. Storage from -55 to +125 ºC.
CM-DI-42: 64 optoisolated input channels per board. On board DC/DC converter per channel. No power required from external application. Discrete input signals via 160 pin VME64x connectors on front panel and P2. 64 Channel Optocoupled Input Module (Industrial, MIL-Rugged & MIL-STD-883 Versions).
Expand || Contract
DESCRIPTION
The CM-DI-42 is a 64 channel, non externally powered, optocoupled input VMEbus board. This professional module offers an outstanding design which incorporates features most demanded in today´s first class military & industrial applications.
No external AC or DC voltages need be supplied by the application. 64 galvanically isolated DC/DC converters provide the input voltage required by the channel isolators.
It incorporates specific Built-In-Test circuitry which allows testing all on board TTL chips. Wraparound loops disconnect external application switching devices and connect internal test signals in order to verify correct module operation.
The CM-DI-42 offers a highly flexible I/O cabling solution using VME64x connectors on both front panel and P2. Both connectors have identical pin-outs.
Military versions, provided with conduction cooled thermal overlay, greatly improve capability to withstand shock and vibration.
The metallic layer in the PCB also benefits heat dissipation and allows all components to work within homogeneous temperatures, thus greatly increasing component longevity and module MTBF.
All CM-DI-42 versions are 100% compatible at the functional level, allowing software development to proceed with low cost Industrial versions.
FEATURES

64 optoisolated input channels per board.
No power required from external application.
Accepts any external DC switching device.
64 LED indicators on front panel show input channel ON-OFF status.
Discrete input signals via 160 pin VME64x connectors on front panel and P2.
Input Change Detector samples and compares all input channels and asserts interrupts on any change. I (1-7) VMEbus Interrupter.
Low power CMOS design (3 Watts).
On board Built-In-Test capability allows testing all module TTL chips.
Industrial, MIL-Rugged & MIL-883 versions.
Available in IEC-297 mechanics with I/O via front panel and military P1101.2 mechanics with wedge-locks.
Conduction cooled PCB with thermal overlay in MIL-Rugged and 883 versions.
Connectors pin-out compatible with CM-DI-40.
Extensive software support.
Extremely simple programming.
Excellent price/performance ratio.
Two year guarantee.
TECHNICAL SPECIFICATIONS
Input channels: 64 independent floating channels each one fitted with optocoupler.
Board function: Reads status of 64 application external switching devices.
External switching devices: Any type of ON/OFF metallic or solid state device, such as relays, push buttons, optocouplers, TTL, FETs, switches, transistors, etc.
DC/DC converters: One DC/DC converter per channel supplies 3V @ 5mA to the input optocoupler when the external switching device is in ON status.
Input Change Detector: Programmable input sampling rate from 122Hz to 62.5KHz.
Galvanic isolation: Full galvanic isolation >1000V on all channels with respect to the VMEbus power & TTL lines.
Control Register: Manages BIT and enables IRQs.
Front panel LEDs: 64 LEDs. Illuminated when the associated channel is ON.
Optocoupler frequency: DC to 10KHz.
Power consumption: +5VDC @ 650mA.
Board Weight: Military R+ & 883.- 820 grams. Industrial.- 710 grams.
Mechanical size: Single slot 6U (233.4x160 mm).
Mechanical format: CM-DI-42/A : Classic IEC-297 mechanics for 19" racks with I/O on front panel. CM-DI-42/B : Military IEEE P1101 wedgelocks mechanics for ATR enclosures.
Humidity: Up to 95% RH non-condensing.
Altitude: Sea level up to 15 Km (50,000 ft.).
VMEbus Interface: A24/D16 Standard slave interface.
VMEbus Interrupter: I(1-7). Asserts IRQs to the VME master on channel input changes.
VMEbus addressing: Two jumper blocks provide 256 mapping options in the A24 range.
MILITARY DESIGN
| -55 to +125 ºC ceramic military ICs. | Military Class V Printed Circuit Board. |
| MIL-STD-883 TTL chips & FPGAs. | No PCB tracks in external layers. |
| MIL-C-55302 Class I Connectors. | MIL-STD-810 D Temperature (Methods 501.2 & 502.2). |
| MIL-R-39016 Built-In-Test relays. | MIL-STD-810 D Shock and Vibrations (Methods 514 & 516). |
| MIL-E-5400 for avionics equipment class 1B (Temperature and Altitude). | MIL-STD-810 D Saline Fog and Dust (Methods 507 & 509). |
![]() | ![]() | ![]() | ||||
| Commercial | Industrial | MIL-Rugged & MIL-STD-883 Versions |
SOFTWARE SUPPORT

Wind River Systems VxWorks Tornado.
The CM-DI-42 is supported by VxWorks Tornado. A complete "C" language driver in source code is available at low cost. Drivers include a floppy-disk and user´s manual.
Microware Systems OS-9.
Low cost drivers for the real time OS-9 Operating System are available in "C" language. This driver is supplied with its descriptive user´s manual and source code floppy-disk.
Microtec Research MCC-68K Drivers.
A "C" language source code driver written for the popular MCC-68K cross-compiler from Microtec Research is also available. This low cost option is intended for using a PC as host.
(* NOTE.- Drivers for other leading operating systems can be optionally supplied under request).
DOCUMENTATION
LEVEL 1, CM-DI-42 MAP:
User´s manual. Module hardware functional description oriented toward software development.
LEVEL 2, CM-DI-42 MMT:
Maintenance manual. Extended description intended for failure location in the module.
APPLICATIONS
Industrial control of chemical plants, factories, etc.
Radar and Sonar systems.
Traffic and Railway control.
Navigation and Flight computers.
Power stations and electrical grid control.
Intelligent Weapon systems.
Telephone and Telecommunication equipment.
Electronic warfare. Datalinks.
ORDERING INFORMATION
This section shows all the CM-DI-42 standard configurations and options.
Ordering Example: CM-DI-42 /V /T /M
V (Board Version)
1: 64 Channel optocoupled input board. No external voltage required.
* (No other input versions are available).
T (Board Temperature Range)
C: Commercial range. Available only with fiberglass PCB.
I: Industrial range. Available only with fiberglass PCB.
R+: Military Rugged+ range. Available only with conduction cooled PCB.
883: Military 883 range. Available only with conduction cooled PCB.
M (PCB Mechanical Version)
A: IEC-297 Standard mechanics with front panel I/O connectors.
B: P1101.2 Military mechanics with dummy front panel & wedge-locks.
Part Number Example: CM-DI-42/1/R+/B
- 64 Channel optocoupled input board. No external voltage required.
- Military Rugged+ range (-40 to +85 ºC operating).
- IEEE P1101.2 Military mechanics with wedge-locks.
Board Range
C: Commercial range » Implements low cost Commercial plastic IC's rated for 0 to +70 ºC. Continuous board operation from 0 to +60 ºC. Class II industrial quality connectors.
I: Industrial range » Manufactured with Industrial range plastic or ceramic IC's rated for -40 (-25) to +85 ºC. Continuous module operation from -20 to +75 ºC. Class II industrial quality connectors.
R+: Military Rugged+ range » Implements ceramic IC's rated from -55 to +125 ºC. Class I MIL-C-55302 connectors. Conduction cooled PCB with thermal overlay. Board operation from -40 to +85 ºC. Storage from -55 to +125 ºC.
883: Military 883 range » Manufactured with conduction cooled PCB and MIL-STD-883 B/C military ceramic parts (-55 to +125 ºC ). Class I MIL-C-55302 connectors. Continuous board operation range from -50 to +90 ºC. Storage from -55 to +125 ºC.
CM-DO-40: 64 channel discrete output module. AC/DC output levels up to 400 V @ 1 Amp. Supports 11 different output devices: Relays, Optocouplers, Photo-MOS, SSRs, Power MOSFET, Triacs, Thyristors, TTL, etc. Discrete output signals via 160 pin VME64x connectors on front panel and P2. 64 Channel Discrete Output Module (Industrial, MIL-Rugged & MIL-STD-883 Versions).
Expand || Contract
DESCRIPTION

The CM-DO-40 is a universal 64 channel discrete output VMEbus board. This professional module offers an outstanding design which incorporates features most demanded in today's first class military and industrial applications.
It incorporates specific Built-In-Test circuitry which allows testing all on board TTL chips by means of wraparound loops which read-back the channel status in order to verify correct module operation.
Its flexible output stage per channel can be factory fitted to support a choice of eleven different output device configurations. Relay, Optocoupler, Photo-MOS and SSR versions offer galvanically isolated floating outputs (>1000 V).
The CM-DO-40 offers a highly flexible I/O cabling solution using VME64x connectors on both front panel and P2. Both connectors have identical pin-out.
Military versions, provided with conduction cooled thermal overlay, greatly improve capability to withstand shock and vibration.
The metallic layer in the PCB also benefits heat dissipation and allows all components to work within homogeneous temperatures, thus highly increasing component longevity and module MTBF.
All CM-DO-40 temperature and output device versions are 100% compatible at the functional level, allowing software development to proceed with low cost Industrial versions.
FEATURES

64 discrete output channels per board.
AC/DC output levels up to 400 V @ 1 Amp.
Supports 11 different output devices: Relays, Optocouplers, Photo-MOS, SSRs,Power MOSFET, Triacs, Thyristors, TTL, etc.
Four output device versions are galvanically isolated.
Discrete input signals via 160 pin VME64x connectors on front panel and P2.
64 LED indicators on front panel show all output channels ON-OFF status.
Low power CMOS design (3 Watts).
On board Built-In-Test capability allows testing all module TTL chips.
Industrial, MIL-Rugged & MIL-883 versions.
Available in IEC-297 mechanics with I/O via front panel and military P1101.2 mechanics with wedge-locks.
Conduction cooled PCB with thermal overlay in MIL-Rugged and 883 versions.
Extensive software support.
Extremely simple programming.
Excellent price/performance ratio.
Two year guarantee.
TECHNICAL SPECIFICATIONS
Relay version (isolated): 64 sealed relays. SPST & SPDT contacts up to 300 V @ 1 Amp.
Optocoupler version (isolated): 64 optocouplers with 50VDC @ 100 mA output photo transistors.
Photo-MOS version (isolated): 64 photo-MOS FETs. 400VDC/AC @ 150 mA bidirectional switch.
SSR version (isolated): 64 Solid State Relays. Outputs rated for 10-280 VAC @ 1 Amp.
Power MOSFET version (common source): 64 N-channel open drain power MOSFETs. 400 VDC @ 1Amp.
Triac version (common MT1): 64 general purpose Triacs rated for 400 VAC @ 1 Amp.
Thyristor version (common cathode): 64 P-gate SCRs rated for 400 VAC @ 1 Amp.
TTL totem-pole version: 64 output gates. 60 mA sink. High speed FAST TTL compatible.
Open Collector version: 64 TTL gates with open collector transistors up to 30 VDC @ 50 mA.
Open Collector version (+5 or +12 VDC pull-up): 64 open collector transistors with 1 K (+5 V) or 2K2 (+12V) pull-ups.
Front panel LEDs: 64 LEDs. Illuminated when the associated channel is driven ON.
Channel Program Register: Programs channel output status.
Channel Status Register: Returns channel status and closes Built-In-Test wraparound loop.
Power consumption: +5VDC @ 400 mA (channels OFF).
Weight (grams): Military R+ & 883.- 800 gr. relays; 580 gr. other. Industrial.- 510 gr. relays; 430 gr. other.
Mechanical format: CM-DO-40/A : Classic IEC-297 mechanics for 19" racks with I/O on front panel. CM-DO-40/B : Military IEEE P1101 wedgelocks mechanics for ATR enclosures.
Humidity: Up to 95% RH non-condensing.
Altitude: Sea level up to 15 Km (50,000 ft.).
VMEbus interface: A24/D16 Standard slave interface.
VMEbus addressing: Two jumper blocks provide 256 mapping options in the A24 range.
MILITARY DESIGN
| -55 to +125 ºC ceramic military ICs. | MIL-STD-810 D Temperature (Methods 501.2 & 502.2). |
| MIL-STD-883 TTL chips & FPGAs. | MIL-STD-810 D Shock and Vibrations (Methods 514 & 516). |
| MIL-C-55302 Class I Connectors. | MIL-STD-810 D Saline Fog and Dust (Methods 507 & 509). |
| MIL-R-39016 Relays in MIL-883 version. | Military Class V Printed Circuit Board. |
| MIL-E-5400 for avionics equipment class 1B (Temperature and Altitude). | No PCB tracks in external layers. |
![]() | ![]() | ![]() | ||||
| Commercial | Industrial | MIL-Rugged & MIL-STD-883 Versions |
SOFTWARE SUPPORT

Wind River Systems VxWorks Tornado.
The CM-DO-40 is supported by VxWorks Tornado. This operating system is ideal for developing real time software under UNIX environments. A complete "C" language driver in source code is available at low cost. Drivers include a floppy-disk and user's manual.
Microware Systems OS-9.
Low cost drivers for the real time OS-9 Operating System are available in "C" language. This driver is supplied with its descriptive user´s manual and source code floppy-disk.
Microtec Research MCC-68K Drivers.
A "C" language source code driver written for the popular MCC-68K cross-compiler from Microtec Research is also available. This low cost option is intended for using a PC as host.
(* NOTE.- Drivers for other leading operating systems can be optionally supplied under request).
DOCUMENTATION
LEVEL 1, CM-DO-40 MAP:
User´s manual. Module hardware functional description oriented toward software development.
LEVEL 2, CM-DO-40 MMT:
Maintenance manual. Extended description intended for failure location in the module.
ORDERING INFORMATION
This section shows all the CM-DO-40 standard configurations and options.
Ordering Example: CM-DO-40 /V /T /M
V (Board Version)
1: 64 Relays with 32 SPDT plus 32 SPST contacts.
2: 64 Optocouplers with 50 VDC @ 100 mA open-collector photo transistors.
3: 64 Photo-MOSFETs up to 400 Volts AC/DC @ 150 mA.
4: 64 Solid State Relays (SSR) from 10 to 280 VAC @ 1 Amp.
5: 64 Open-Drain power MOSFETs up to 400 VDC @ 1 Amp.
6: 64 Triacs up to 400 VAC @ 1 Amp.
7: 64 Thyristor (SCR) up to 400 VAC @ 1 Amp.
8: 64 Totem-pole FAST TTL outputs (*).
9: 64 Open-Collector TTL gates up to 30 VDC @ 50 mA (*).
10: 64 Open-Collector TTL gates with on-board 1K pull-up resistors to +5 VDC (*).
11: 64 Open-Collector TTL gates with on-board 2K2 pull-up resistors to +12 VDC (*).
* Means available with Direct or Inverted output configuration.
T (Board Temperature Range)
C: Commercial range. Available only with fiberglass PCB.
I: Industrial range. Available only with fiberglass PCB.
R+: Military Rugged+ range. Available only with conduction cooled PCB.
883: Military 883 range. Available only with conduction cooled PCB.
M (PCB Mechanical Version)
A: IEC-297 Standard mechanics with front panel I/O connectors.
B: P1101.2 Military mechanics with dummy front panel & wedge-locks.
Part Number Example: CM-DO-40/1/R+/B
- 64 Relays with 32 SPDT plus 32 SPST contacts.
- Military Rugged+ range (-40 to +85 ºC operating).
- IEEE P1101.2 Military mechanics with wedge-locks.
Board Range
C: Commercial range » Implements low cost Commercial plastic IC's rated for 0 to +70 ºC. Continuous board operation from 0 to +60 ºC. Class II industrial quality connectors.
I: Industrial range » Manufactured with Industrial range plastic or ceramic IC's rated for -40 (-25) to +85 ºC. Continuous module operation from -20 to +75 ºC. Class II industrial quality connectors.
R+: Military Rugged+ range » Implements ceramic IC's rated from -55 to +125 ºC. Class I MIL-C-55302 connectors. Conduction cooled PCB with thermal overlay. Board operation from -40 to +85 ºC. Storage from -55 to +125 ºC.
883: Military 883 range » Manufactured with conduction cooled PCB and MIL-STD-883 B/C military ceramic parts (-55 to +125 ºC ). Class I MIL-C-55302 connectors. Continuous board operation range from -50 to +90 ºC. Storage from -55 to +125 ºC.
CM-DIO-40: 32 Input + 32 Output optocoupled module. 3 to 300 VRMS AC/DC input range. AC/DC output levels up to 400 V @ 1 Amp. Supports 11 different output devices: Relays, Optocouplers, Photo-MOS, SSRs, Power MOSFET, Triacs, Thyristors, TTL, etc. Discrete I/O signals via 160 pin VME64x connectors on front panel and P2. 32 Input + 32 Output Optocoupled Module (Industrial, MIL-Rugged & MIL-STD-883 Versions).
Expand || Contract
DESCRIPTION
The CM-DIO-40 is a universal 32 input plus 32 output discrete VMEbus board. This professional module incorporates features most demanded in first class military and industrial applications.
All input channels feature overvoltage protection, galvanic isolation, rectifier & filter and easy configuration for a wide range of AC/DC voltage levels.
All output channels can be factory fitted to support a choice of 11 different device configurations. Relay, Optocoupler, PhotoMOS & SSR versions are isolated.
Built-In-Test is based on wraparound loops that disconnect external signals and connect internal test signals in order to verify correct module operation.
The CM-DIO-40 offers a highly flexible I/O cabling solution using VME64x connectors on the front panel and P2. Both connectors have identical pin-outs.
Military versions, provided with conduction cooled thermal overlay, greatly improve capability to withstand shock and vibration.
The metallic layer in the PCB also benefits heat dissipation and allows all components to work within homogeneous temperatures, thus greatly increasing component longevity and module MTBF.
All CM-DIO-40 versions are 100% compatible at the functional level, allowing software development to proceed with low cost Industrial versions.
FEATURES

32 input plus 32 output channels per board.
3 to 300 VRMS AC/DC input range.
AC/DC output levels up to 400 V @ 1 Amp.
Supports 11 different output devices: Relays,Optocouplers, Photo-MOS, SSRs, Power MOSFET, Triacs, Thyristor, TTL, etc.
Full galvanic isolation >1000 V on all inputs. Four galvanic isolated output device versions.
Overvoltage input protection per channel.
64 LED indicators on front panel show all I/O channel ON-OFF status.
Input Change Detector samples and compares input channels and asserts interrupts on any level change. I (1-7) VMEbus Interrupter.
Discrete I/O signals via 160 pin VME64xconnectors on front panel and P2.
On board Built-In-Test capability allows testing all module TTL chips.
Industrial, MIL-Rugged & MIL-883 versions.
Available in IEC-297 mechanics with I/O via front panel and military P1101.2 mechanics with wedge-locks.
Conduction cooled PCB with thermal overlay in MIL-Rugged and 883 versions.
Low power CMOS design.
Extensive software support.
Extremely simple programming.
Excellent price/performance ratio.
Two year guarantee.
TECHNICAL SPECIFICATIONS
32 Input channels: Each one fitted with optocoupler.
Channel protection: 1 W resistor & 1 W zener diode.
Input overvoltage: Up to 30% of nominal voltage for extended periods. Up to 300% for transitory peaks.
Galvanic isolation: > 1000 V on all inputs with respect to the VMEbus power & TTL lines.
Input voltage ranges: Can be factory fitted for any range from 3 to 300 VAC or VDC. Input current (ON): 3 to 5 mA per channel.
Optocoupler frequency: DC to 10 KHz. Input Change Detector: Programmable input sampling rate of 31.25 KHz or 244 Hz.
Relay Output version: 32 sealed relays. SPST & SPDT (isolated) contacts up to 300 V @ 1 Amp.
Optocoupler version: 32 optocouplers with 50 VDC @ (isolated) 100 mA output photo transistors.
Photo-MOS version: 32 photoMOS FETs. 400 VDC/AC (isolated) @150 mA bidirectional switch.
SSR version: 32 Solid State Relays. Outputs (isolated) rated for 10-280 VAC @ 1 Amp.
Power MOSFET version: 32 N-channel open drain power (common source) MOSFETs. 400 VDC @ 1 Amp.
Triac version: 32 triacs rated for 400 VAC @ 1A.
Thyristor version: 32 P-gate SCRs. 400 VAC @ 1 A.
TTL totem-pole version: 32 output gates. 60 mA sink. High speed FAST TTL compatible.
Open Collector version: 32 TTL gates with open collector transistors up to 30 VDC @ 50 mA.
Open Collector version: 32 open collector transistors with (+5 or +12 VDC pull-up) 1 K (+5 V) or 2K2 (+12V) pull-ups.
Output Status Register: Returns output channel status and closes BIT wraparound loop.
Module Control Register: Manages BIT and enables IRQs.
Front panel LEDs: 64 LEDs. Illuminated when the associated channel is driven ON.
Power consumption: +5VDC @ 400 mA (channels OFF)
Weight: Military R+ & 883 700 gr. relays; 560 other. Industrial 550 gr. relays; 430 other.
Mechanical size: Single slot 6U (233.4x160 mm).
Mechanical format: CM-DIO-40/A : Classic IEC-297 mechanics for 19" rack with I/O on front panel. CM-DIO-40/B : Military IEEE P1101 wedgelock mechanics for ATR enclosures.
Humidity: Up to 95% RH non-condensing.
Altitude: Sea level up to 15 Km (50,000 ft.).
VMEbus interface: A24/D16 Standard slave interface.
VMEbus Interrupter: I(1-7). Asserts IRQs to the VME master on channel input changes.
VMEbus addressing: Two jumper blocks provide 256 mapping options in the A24 range.
MILITARY DESIGN
| -55 to +125 ºC ceramic military ICs. | MIL-STD-810 D Temperature (Methods 501.2 & 502.2). |
| MIL-STD-883 TTL chips & FPGAs. | MIL-STD-810 D Shock and Vibrations (Methods 514 & 516). |
| MIL-C-55302 Class I Connectors. | MIL-STD-810 D Saline Fog and Dust (Methods 507 & 509). |
| MIL-R-39016 Relays in MIL-883 version. | Military Class V Printed Circuit Board. |
| MIL-E-5400 for avionics equipment class 1B (Temperature and Altitude). | No PCB tracks in external layers. |
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| Commercial | Industrial | MIL-Rugged & MIL-STD-883 Versions |
SOFTWARE SUPPORT

Wind River Systems VxWorks Tornado.
The CM-DIO-40 is supported by VxWorks Tornado. This operating system is ideal for developing real time software under UNIX environments. A complete "C" language driver in source code is available at low cost. Drivers include a floppy-disk and user's manual.
Microtec Research MCC-68K Drivers.
A "C" language source code driver written for the popular MCC-68K cross-compiler from Microtec Research is also available. This low cost option is intended for using a PC as host.
(* NOTE.- Drivers for other leading operating systems can be optionally supplied under request).
DOCUMENTATION
LEVEL 1, CM-DIO-40 MAP:
User´s manual. Module hardware functional description oriented toward software development.
LEVEL 2, CM-DIO-40 MMT:
Maintenance manual. Extended description intended for failure location in the module.
ORDERING INFORMATION
This section shows all the CM-DIO-40 standard configurations and options.
Ordering Example: CM-DIO-40 /I /O /T /M
V (Board Version)
1: Input voltage range specified by the customer..
2: Input voltage range 0-5 VDC.
3: Input voltage range 0-12 VDC.
4: Input voltage range 0-28 VDC.
5: Input voltage range 0-48 VDC.
6: Input voltage range 0-115 VAC RMS @ 60 Hz sine.
7: Input voltage range 0-220 VAC RMS @ 50 Hz sine.
8: Input voltage range 0-26 VAC RMS @ 400 Hz sine.
9: Input voltage range 0-32 VAC RMS @ 60 Hz sine.
O (Board Output Version - * available with Direct or Inverted output configuration).
1: 32 Relays with 32 SPDT or 32 SPST contacts.
2: 32 Optocouplers with 50 VDC @ 100 mA open-collector photo transistors.
3: 32 Photo-MOSFETs up to 400 Volts AC/DC @ 150 mA.
4: 32 Solid State Relays (SSR) from 10 to 280 VAC @ 1 Amp.
5: 32 Open-Drain power MOSFETs up to 400 VDC @ 1 Amp.
6: 32 Triacs up to 400 VAC @ 1 Amp.
7: 32 Thyristor (SCR) up to 400 VAC @ 1 Amp.
8: 32 Totem-pole FAST TTL outputs (*).
9: 32 Open-Collector TTL gates up to 30 VDC @ 50 mA (*).
10: 32 Open-Collector TTL gates with on-board 1K pull-up resistors to +5 VDC (*).
11: 32 Open-Collector TTL gates with on-board 2K pull-up resistors to +12 VDC (*).
T (Board Temperature Range)
C: Commercial range. Available only with fiberglass PCB.
I: Industrial range. Available only with fiberglass PCB.
R+: Military Rugged+ range. Available only with conduction cooled PCB.
883: Military 883 range. Available only with conduction cooled PCB.
M (PCB Mechanical Version)
A: IEC-297 Standard mechanics with front panel I/O connectors.
B: P1101.2 Military mechanics with dummy front panel & wedge-locks.
Part Number Example: CM-DIO-40/2/1/R+/B
- Input voltage range: 0-5 VDC.
- Output version: 32 relays with 32 SPDT contacts.
- Military Rugged+ range (-40 to +85 ºC operating).
- IEEE P1101.2 Military mechanics with wedge-locks.
Board Range
C: Commercial range » Implements low cost Commercial plastic IC's rated for 0 to +70 ºC. Continuous board operation from 0 to +60 ºC. Class II industrial quality connectors.
I: Industrial range » Manufactured with Industrial range plastic or ceramic IC's rated for -40 (-25) to +85 ºC. Continuous module operation from -20 to +75 ºC. Class II industrial quality connectors.
R+: Military Rugged+ range » Implements ceramic IC's rated from -55 to +125 ºC. Class I MIL-C-55302 connectors. Conduction cooled PCB with thermal overlay. Board operation from -40 to +85 ºC. Storage from -55 to +125 ºC.
883: Military 883 range » Manufactured with conduction cooled PCB and MIL-STD-883 B/C military ceramic parts (-55 to +125 ºC ). Class I MIL-C-55302 connectors. Continuous board operation range from -50 to +90 ºC. Storage from -55 to +125 ºC.
16 bit Synchro/Resolver I/O Modules
CM-SD-40 / CM-DS-40 / CM-SDS-40
CM-SD-40: General purpose input board that incorporates 16 Synchro/Resolver channels. Each channel is a floating input galvanically isolated from the VMEbus signals and power lines. Built-In-Test capability (100% coverage). Synchro/Resolver I/O Modules (Industrial, MIL-Rugged & MIL-STD-883 Versions).
CM-DS-40: General purpose Digital-to-Synchro/Resolver conversion module. Implements 8 D/SR output channels per board. Full galvanic isolation and Built-In-Test capability (100% coverage).. Synchro/Resolver I/O Modules (Industrial, MIL-Rugged & MIL-STD-883 Versions).
CM-SDS-40: Mixed I/O board that implements 4 input plus 4 output Synchro or Resolver channels. Selectable voltage range per channel. Full galvanic isolation and Built-In-Test capability (100% coverage). Synchro/Resolver I/O Modules (Industrial, MIL-Rugged & MIL-STD-883 Versions).
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DESCRIPTION
The CM line of high performance Synchro/Resolver I/O modules comprises three general purpose boards designed to cover a wide range of applications.
The CM-SD-40 is a high density input board that incorporates 16 Synchro/Resolver channels.
The CM-DS-40 is an eight channel S/R output module.
The CM-SDS-40 is ideal for applications requiring a mixed I/O board with 4 input + 4 output S/R channels. These modules incorporate features most demanded in first class military and industrial applications.
Built-In-Test fitted on all models is based on wraparound loops that disconnect external S/R signals and connect internal test signals in order to verify correct module operation.
Input channels incorporate auto-conversion circuitry that fills a Dual port RAM with the latest conversion data. All I/O channels support most common S/R voltage ranges used in military and avionics equipment.
These boards offer a highly flexible I/O cabling solution using connectors on the front panel and P2.
Military versions fitted with conduction cooled PCB greatly improve capability to withstand shock & vibration.
The metallic layer in the PCB benefits heat dissipation & allow all components to work within homogeneous temperatures, thus increasing module MTBF.
All temperature versions are 100% compatible at the functional level, allowing software development to proceed with low cost Industrial versions.
FEATURES

16 bit resolution in all models.
High integration of I/O channels per board.
Independent Synchro/Resolver voltage configuration per channel.
Overvoltage/short-circuit protection on all channels.
Full galvanic isolation on all I/O channels
2 VA output power per channel.
4 KB Dual Port RAM for input conversion storage.
Automatic input channel multiplexing, A/D sampling and data storage capability.
Simple programming through the MCR.
Built-In-Test wraparound circuitry allows testing of all S/R converters, analog and TTL chips.
VMEbus Interrupter indicates end of BIT cycle.
Operation under wide range of frequency & voltage options.
Synchro/Resolver I/O signals via cannon connectors on front panel and VME64x connector on P2.
P0 connector intended for key slot purposes.
Industrial, MIL-Rugged & MIL-883 versions.
Available in Industrial IEC-297 and Military P1101.2 wedge-lock mechanics.
Conduction cooled PCB with thermal overlay in MIL-Rugged and 883 versions.
Low power CMOS design.
Extensive software support.
Extremely simple programming.
Excellent price/performance ratio.
Two year guarantee.
TECHNICAL SPECIFICATIONS
CM-SD-40
Input Channels: 16 SR/D channels, 16 bit resolution.
R/D Converter: 4 x RDC-19220 with input multiplexer.
Built-In-Test: A 12 bit D/R converter generates internal test signals. 100% coverage.
Accuracy: 4 arc minutes ±1 LSB.
Dual Port RAM: 4 KB of DPRAM, 16 bit wide.
Control Register: Enable/disable VMEbus IRQs, select R/D converter resolution and set the module in BIT mode.
VME Interrupter: I (3-7). Informs the VMEbus master at the end of a BIT cycle.
Power Consumption: 3 Watts. +5VDC @ 275 mA, +12 VDC @ 7 mA, -12 VDC @ 67 mA.
Weight: 550 gr. (I version), 640 gr. (R+ & 883 version).
CM-DS-40
Output Channels: 8 D/R channels, 16 bit resolution.
D/R Converter: 8 x CMX-7538 with 16 bit latches.
Built-In-Test: A 16 bit R/D converter test all output signals. 100% coverage.
Accuracy: 4 arc minutes ±1 LSB.
Output Power: 2 VA per channel.
Control Register: Set the module in BIT mode.
Power Consumption: 4 W (unloaded), +5VDC @ 250 mA, ±12 VDC @ 100 mA.
Weight: 570 gr. (I version), 770 gr. (R+ & 883 version).
CM-SDS-40
Input Channels: 4 SR/D channels, 16 bit resolution. Output Channels: 4 SR/D channels, 16 bit resolution.
R/D Converter: RDC-19220 with input multiplexer.
D/R Converter: CMX-7538 with 16 bit latches.
Accuracy: 4 arc minutes ±1 LSB.
Output Power: 2 VA per channel.
Dual Port RAM: 4 KB of DPRAM, 16 bit wide.
Control Register: Enable/disable VMEbus IRQs, select R/D converter resolution and set the module in BIT mode.
VME Interrupter: I (3-7). Informs the VMEbus master on the end of a BIT cycle.
CM-XXX-40 COMMON SPECIFICATIONS
Synchro I/O: 3 wire standard per MIL-S-20708.
Resolver I/O: 4 wire sine/cos per MIL-R-21530.
Galvanic Isolation: >1000 Vp or 400 VDC.
I/O Transformers: Scott-T pair per channel with 2 arc minutes angular accuracy.
I/O Voltage Ranges: 11.8, 26 or 90 VRMS line-line. Input Ref.
Voltage: 26 or 115 VRMS ±20%.
Input Frequency: 400 Hz nominal ±40%.
VMEbus Interface: A24/D16 Standard slave interface.
VME Addressing: Two jumper blocks provide 256 mapping options.
Mechanical Size: Single slot 6U (233.35x160 mm).
Mechanical Format: CM-XXX-40/A Classic IEC-297 mechanics for 19" racks with I/O on front panel. CM-XXX-40/B Military IEEE P1101.2 wedge-lock mechanics for ATR enclosures.
Humidity: Up to 95% RH non-condensing.
Altitude: Sea level up to 15 Km (50,000 ft).
MILITARY DESIGN
| -55 to +125 ºC ceramic military ICs. | MIL-STD-810 E Temperature (Methods 501.3 & 502.3). |
| MIL-STD-883 Analog and TTL chips. | MIL-STD-810 E Shock and Vibrations (Methods 516.4 & 514.4). |
| MIL-C-55302 Class I Connectors. | MIL-STD-810 E Saline Fog and Dust (Methods 507.3 & 509.3). |
| Military Class V Printed Circuit Board with no signals tracks in external layers. | Military Class V Printed Circuit Board. |
| MIL-E-5400 for avionics equipment class 1B (Temperature and Altitude). |
SOFTWARE SUPPORT

Wind River Systems VxWorks Tornado.
All are supported by VxWorks Tornado. This operating system is ideal for developing real time software under UNIX environments. A complete "C" language driver in source code is available at low cost. Drivers include a floppy-disk and user's manual.
Generic "C" Language Driver.
A generic "C" language driver is also available in source code. The user may freely adapt this driver for any application, operating system or ANSI standard "C" compiler.
(* NOTE.- Drivers for other leading operating systems can be optionally supplied under request).
DOCUMENTATION
LEVEL 1, CM-XXX-40 MAP:
User´s manual. Module hardware functional description oriented toward software development.
LEVEL 2, CM-XXX-40 MMT:
Maintenance manual. Extended description intended for failure location in the module.
ORDERING INFORMATION
This section shows all the CM-SD-40, CM-DS-40 and CM-SDS-40 standard configurations and options.
Ordering Example: CM-SD/DS/SDS-40 /V /T /M
CM-SD-40/V (Board Version)
1: 8 S/D or R/D input channels, 16 bit resolution, full isolation >1000 Vp, Built-In-Test capability.
2: 16 S/D or R/D input channels, 16 bit resolution, full isolation >1000 Vp, Built-In-Test capability.
CM-DS-40/V (Board Version)
1: 4 D/S or D/R output channels, 16 bit resolution, full isolation >1000 Vp, no Built-In-Test capability.
2: 8 D/S or D/R output channels, 16 bit resolution, full isolation >1000 Vp, no Built-In-Test capability.
3: 4 D/S or D/R output channels, 16 bit resolution, full isolation >1000 Vp, Built-In-Test capability through Multiplexer.
4: 8 D/S or D/R output channels, 16 bit resolution, full isolation >1000 Vp, Built-In-Test capability through Multiplexer.
5: 4 D/S or D/R output channels, 16 bit resolution, full isolation >1000 Vp, Dual Built-In-Test capability through Multiplexer and Relays module.
6: 8 D/S or D/R output channels, 16 bit resolution, full isolation >1000 Vp, Dual Built-In-Test capability through Multiplexer and Relays module.
CM-SDS-40/V (Board Version)
1: 4 SR/D input channels, 16 bit resolution, full isolation >1000 Vp.
2: 4 D/SR output channels, 16 bit resolution, full isolation >1000 Vp.
3: 4 SR/D input + 4 D/SR output channels, 16 bit resolution, full isolation >1000 Vp, Built-In-Test capability.
T (Board Temperature Range)
C: Commercial range. Available only with fiberglass PCB.
I: Industrial range. Available only with fiberglass PCB.
R+: Military Rugged+ range. Available only with conduction cooled PCB.
883: Military 883 range. Available only with conduction cooled PCB.
M (PCB Mechanical Version)
A: IEC-297 Standard mechanics with front panel I/O connectors.
B: P1101.2 Military mechanics with dummy front panel & wedge-locks.
Part Number Example: CM-DS-40/1/R+/B
- Digital to Synchro-Resolver, 4 channel, 16 bit resolution, full galvanic isolation, no Built-In-Test capability.
- Military Rugged+ range (-40 to +85 ºC operating).
- IEEE P1101.2 Military mechanics with wedge-locks.
Board Range
C: Commercial range » Implements low cost Commercial plastic IC's rated for 0 to +70 ºC. Continuous board operation from 0 to +60 ºC. Class II industrial quality connectors.
I: Industrial range » Manufactured with Industrial range plastic or ceramic IC's rated for -40 (-25) to +85 ºC. Continuous module operation from -20 to +75 ºC. Class II industrial quality connectors.
R+: Military Rugged+ range » Implements ceramic IC's rated from -55 to +125 ºC. Class I MIL-C-55302 connectors. Conduction cooled PCB with thermal overlay. Board operation from -40 to +85 ºC. Storage from -55 to +125 ºC.
883: Military 883 range » Manufactured with conduction cooled PCB and MIL-STD-883 B/C military ceramic parts (-55 to +125 ºC ). Class I MIL-C-55302 connectors. Continuous board operation range from -50 to +90 ºC. Storage from -55 to +125 ºC.
I/O Controllers
CM-IOC-40
CM-IOC-40: 16 serial channel I/O module based on the industry-standard SCC Z-8530/85230 up to 20 MHz. Extensive Built-In-Test per channel. RS-232, RS-423, RS-422, or RS-485 EIA standard levels. Highly flexible I/O cabling solution using VME64x connectors on front panel and P2/P0. 16 Serial Channel I/O Module (Commercial, Industrial, MIL-Rugged & MIL-STD-883 Versions).
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DESCRIPTION

The CM-IOC-40 is a universal 16 serial channel VMEbus board. This professional module is based on the industry-standard SCC Z-8530/85230 up to 20 MHz. It incorporates features most demanded in first class military and industrial applications.
All serial channels can be factory fitted for RS-232, RS-423, RS-422, or RS-485 EIA standard levels.
An extremely versatile baud rate generator allows any standard or non standard communication up to 5 Mbs.
Extensive Built-In-Test per channel is based on a dual wraparound loop that disconnects serial I/O signals and connects internal test signals in order to verify correct module operation.
The CM-IOC-40 offers a highly flexible I/O cabling solution using VME64x connectors on the front panel and P2/P0. Both connectors have identical pin-outs.
Military versions, provided with conduction cooled thermal overlay, greatly improve capability to withstand shock and vibration. 
The metallic layer in the PCB also benefits heat dissipation and allows all components to work within homogeneous temperatures, thus greatly increasing component longevity and module MTBF.
All CM-IOC-40 versions are 100% compatible at the functional level, allowing software development to proceed with low cost Industrial versions.
FEATURES

16 full-duplex serial channels per board.
Channels can be factory fitted to RS-232,RS-423, RS-422, or RS-485 standard levels.
Optional full galvanic isolation >1000 Vpon serial channels including handshake lines.
Supports a wide set of military or industry standard transceivers from leading vendors.
Built-In-Test wraparound loop allows testing of all TTL chips and serial controllers.
Serial line Built-In-Test wraparound loop allows testing of all on-board transceivers.
Overvoltage protection for most transceivers.
64 LED indicators on front panel show all channel TxD, RxD, CTS, and RTS status.
VMEbus Interrupter supplies independent Status-ID vector per serial controller.
Serial I/O signals via 160 pin VME64x connectors on front panel, P2 and P0.
Versatile baud generator covers any serial rate.
Industrial, MIL-Rugged & MIL-883 versions.
IEC-297 mechanics with I/O via front panel and military P1101.2 wedge-lock mechanics.
Conduction cooled PCB with thermal overlay in MIL-Rugged and 883 versions.
Low power CMOS design.
Extensive software support.
Excellent price/performance ratio.
Two year guarantee.
TECHNICAL SPECIFICATIONS
Serial channels: 16 independent full duplex channels.
Serial controller (SCC): 8 industry standard Z-8530 or Z-85230 chips @ 8-10-16-20 MHz. Each serial controller has two complete serial ports.
Z-85230 features: Supports sync/async operation, on-chip baud generator, HDLC/SDLC protocols, digital PLL, automatic CRC, etc.
Serial levels: All serial channels can be factory fitted to operate at RS-232, RS-422, RS-423 or RS-485 EIA standard levels.
Serial signals: Support for TxD, RxD, CTS, RTS, DCD, DTR, CLK-in and CLK-out per channel.
Serial transceivers: Accept a wide set of I/O devices in all temperature ranges supplied by SIPEX, MAXIM, NATIONAL, LINEAR, etc. I.e. MAX490, LTC490, SP490, SP485, MAX485, LTC485, DS3695, MAX238, HIN208, SP238, DS14C238, etc.
Galvanic isolation: All serial channels optionally support isolated I/O lines (> 1000 Vp), offering fully floating serial lines with respect to other channels or VMEbus signals.
Front panel LEDs: 64 LEDs distributed with four LEDs per channel which are illuminated when the RxD, TxD, CTS or RTS lines are active.
Control Register: Activates the dual Built-In-Test circuitry.
Built-In-Test: Dual independent wraparound BIT loop: TTL level Built-In-Test checks 100% of module TTL chips. Disconnects SCC serial lines to/from the transceivers and interconnects all serial channels amongst themselves in pairs. Transceiver Built-In-Test determines any transceiver failure. A set of BIT relays isolate serial signals from the application and interconnects all serial channels amongst themselves.
RS-232/423 signals: Tx, Rx, CTS, RTS, DCD, DTR, 2xCLK.
RS-422 signals: Tx, Rx, CTS, RTS.
RS-485 signals: Tx, Rx (full duplex); bidi AB (half duplex).
VMEbus Interrupter: I(1-7). Manages IRQs from all SCCs.
VMEbus Interface: A24/D08 (EO) Standard slave interface.
VME Addressing: Two jumper blocks provide 256 mapping options in the A24 range.
Power consumption: +5VDC @ 450 mA. (non isolated version)
Weight: 570 gr. C & I ver.; 770 gr. R+ & 883 ver.
Mechanical size: Single slot 6U (233.4x160 mm).
Mechanical format: CM-IOC-40/A Classic IEC-297 mechanics for 19 inch racks with I/O on front panel. CM-IOC-40/B Military IEEE P1101 wedgelock mechanics for ATR enclosures.
Humidity: Up to 95% RH non-condensing.
Altitude: Sea level up to 15 Km (50,000 ft.).
MILITARY DESIGN
| -55 to +125 ºC ceramic military ICs. | MIL-STD-810 E Temperature (Methods 501.3 & 502.3). |
| MIL-STD-883 FPGAs and TTL chips. | MIL-STD-810 E Shock and Vibrations (Methods 516.4 & 514.4). |
| MIL-C-55302 Class I Connectors. | MIL-STD-810 E Saline Fog and Dust (Methods 507.3 & 509.3). |
| MIL-R-39016 BIT Relays in 883 version. | Military Class V Printed Circuit Board. |
| MIL-E-5400 for avionics equipment class 1B (Temperature and Altitude). | No PCB tracks in external layers. |
![]() | ![]() | ![]() | ||||
| Commercial | Industrial | MIL-Rugged & MIL-STD-883 Versions |
SOFTWARE SUPPORT

Wind River Systems VxWorks Tornado.
The CM-IOC-40 is supported by VxWorks Tornado. This operating system is ideal for developing real time software in UNIX environments. A complete "C" language driver in source code is available at low cost. Drivers include a floppy disk and user´s manual.
Microtec Research MCC-68K Drivers.
A "C" language source code driver written for the popular MCC-68K cross-compiler from Microtec Research is also available. This low cost option is intended for using a PC as host.
(* NOTE.- Drivers for other leading operating systems can be optionally supplied under request).
DOCUMENTATION
LEVEL 1, CM-IOC-40 MAP:
User´s manual. Module hardware functional description oriented toward software development.
LEVEL 2, CM-IOC-40 MMT:
Maintenance manual. Extended description intended for failure location in the module.
ORDERING INFORMATION
This section shows all the CM-IOC-40 standard configurations and options.
Ordering Example: CM-IOC-40 /V /T /M
V (Board Version)
1: 8 serial I/O channels, without galvanic isolation.
2: 16 serial I/O channels, without galvanic isolation.
3: 8 serial I/O channels, with galvanic isolation.
4: 16 serial I/O channels, with galvanic isolation.
T (Board Temperature Range)
C: Commercial range. Available only with fiberglass PCB.
I: Industrial range. Available only with fiberglass PCB.
R+: Military Rugged+ range. Available only with conduction cooled PCB.
883: Military 883 range. Available only with conduction cooled PCB.
M (PCB Mechanical Version)
A: IEC-297 Standard mechanics with front panel I/O connectors.
B: P1101.2 Military mechanics with dummy front panel & wedge-locks.
IMPORTANT
The user must fully specify the serial levels requirements. All serial channels can be factory fitted to operate at RS-232, RS-422, RS-423 or RS-485 (full or half duplex).
Part Number Example: CM-IOC-40/3/R+/B with RS-232 levels
- 8 Serial I/O channels RS-232, full galvanic isolation.
- Military Rugged+ range (-40 to +85 ºC operating).
- IEEE P1101.2 Military mechanics with wedge-locks.
Board Range
C: Commercial range » Implements low cost Commercial plastic IC's rated for 0 to +70 ºC. Continuous board operation from 0 to +60 ºC. Class II industrial quality connectors.
I: Industrial range » Manufactured with Industrial range plastic or ceramic IC's rated for -40 (-25) to +85 ºC. Continuous module operation from -20 to +75 ºC. Class II industrial quality connectors.
R+: Military Rugged+ range » Implements ceramic IC's rated from -55 to +125 ºC. Class I MIL-C-55302 connectors. Conduction cooled PCB with thermal overlay. Board operation from -40 to +85 ºC. Storage from -55 to +125 ºC.
883: Military 883 range » Manufactured with conduction cooled PCB and MIL-STD-883 B/C military ceramic parts (-55 to +125 ºC ). Class I MIL-C-55302 connectors. Continuous board operation range from -50 to +90 ºC. Storage from -55 to +125 ºC.
MC-68020/30 CPU Modules
Years: 1990-2000
68030 Processor:
CM-CPU-30: - 50 MHz General Purpose Computer with SCSI.
CM-CPU-34: - 50 MHz CPU board with Graphics & SCSI
CM-CPU-35: - 50 MHz CPU board with SCSI & dual Ethernet.
CM-CPU-36: - 50 MHz CPU board with 8 ARINC-429 Channels.
68020 Processor:
CM-CPU-20: - 33 MHz General Purpose Computer with SCSI.
CM-CPU-21: - 33 MHz Computer with 6 RS-232/422 Channels.
CM-CPU-24: - 33 MHz CPU board with Graphics & SCSI.
CM-CPU-25: - 33 MHz CPU board with Ethernet & SCSI.
Graphic Modules
Years: 1990-2000
CM-VID-40: - MC-68040 Color Graphics Module. 2048x2048 pixels, 256 Colors, 2 Serial ports.
CM-VID-35: - MC-68030 Color Graphics Module. 1024x1024 pixels, 64 colors, 1 Serial port.
CM-VID-30: - TS-68483 Color Graphics Module. 4.5 MB Graphic RAM. TTL RGBI output.
Memory Expansion Modules
Years: 1990-2000
CM-MEM-40: - 32 MB Memory Expansion Module with battery & Watch-dog.
CM-MEM-30: - 16 MB Memory Expansion Module with battery & Watch-dog.
Synchro-Resolver Modules
Years: 1990-2000
CM-SD-30: - 16 Channel, 14 bit resolution, Synchro-Digital Module.
CM-DS-30: - 8 Channel, 14 bit resolution, Digital-Synchro Module.
A/D & D/A Modules
Years: 1990-2000
CM-AD-30: - Intelligent 64 Channel A/D Module. 12 bit resolution.
CM-AD-35: - 12 bit, 32 Channel (16 differential), 100 Ksps A/D Module.
CM-DA-30: - 24 Channel Optoisolated D/A Module. 12 bit resolution.
Relays/Optocouplers I/O Modules
Years: 1990-2000
CM-DO-30: - 64 Channel Relays/Optocouplers Output board.
CM-DO-32: - 40 Channel SPDT Relays/Optocouplers Output board.
CM-DI-30: - 64 Channel Optocoupled Input board.
CM-DIO-32: - 32 Input Optocouplers + 32 Output Relays/Optocouplers Module.
ATR Military Chassis/Enclosures
CM COTS ATRs are available in 6 off the shelf cooling options: Standard Sealed (/S), Sealed with Extended Fins (/SEF), Flow-through Air Cooled (/FAC), Heat Exchanger Sidewalls (/HES), Six Heat Exchangers (/SIXHEX) and SIXHEX with 16 Heat Pipes (/SIXHEX-16HP).
6U/3U Boards and Modules
Our module range includes CPU, Memory Expansion, Discrete Input & Output, Serial I/O, Analog and Synchro-Resolver - available in Commercial, Industrial, Military Rugged and Full Military 883. For more information click here.
Certificates and Credentials
CM hold total quality assured compliance and regulatory certifications. Technical Inspection Association. Registered with all major US & EU contractor certification bodies, such as NATO, the Department of Defence, Dun & Bradstreet, etc. For more information click here.
Development & Research Efforts
CM Computer investigates additional cooling system for its ultimate SixHex ATR Chassis. The CM research and development department have adopted the latest technologies in both thermal conductivity and phase transition to effectively increase the transfer of heat within its ATR enclosures.
Building on the huge success of the SixHex ATR series, that incorporate six internal heat exchangers, the new ATR-SIXHEX-16HP system delivers a significant increase in total power dissipation through the implementation of 16 heat pipes. This hybrid heat transfer mechanism aims to leverage on the ever increasing defense market requirements for high performance flight and control systems.
The initial test results showed a 40% increase in MTBF due to reduced operating temperatures throughout the enclosure. Continued analysis has lead to further refinements and optimizations that have stabilized the additional heat transfer effect and insure payload long term operational performance.
CM Customers - Overview of our clients
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CM Recent Orders (top 4)
Overview of completed projects
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