Thales Computers 1-2 CPMC-1553R User’s Guide, CA.DT.356-0e
1.2 CPMC-1553R Features
The CPMC-1553R is a single, conduction-cooled, PMC card with two dual-redundant MIL-STD-1553
Buses. The card has the following features:
• Two ILC-DDC BU-61688 Mini-ACE MIL-STD-1553 interface devices (single version available)
- 64kBx16 shared RAM
- Fully integrated MIL-STD1553 A/B
- Bus Controller (BC)/ Remote Terminal (RT)/Monitor Terminal (MT) configurable through
software
- Direct or transformer coupled interfaces
- Internal time tag register
- Interrupt status register
• Bus controller features
- Automatic retries
- Programmable intermessage gap times
- Automatic frame repetition
- Flexible interrupt generation
• RT features
- RT address selected via PMC connector
- Full software control of RT Status and Built-in-Test (BIT) words
- Double buffer and circular buffer options programmable by subaddresses
- Internal command illegalization
• MT features three modes – word monitor, selective message monitor, and a combined RT/selective
monitor
• PCI interface
- 33 MHz, 32-bit, 5V or 3.3V PCI bus
- Interrupt on INTA*
• Eight TTL-level user inputs
• Eight TTL-level user outputs – open-drain output drivers
• Temperature range -40 - +85°F
• Weight – 96 grams
Figure 1. CPMC-1553R Board Layout
22 1
P12 P11
21
Altera
FLEX10
ILC-DDC
Mini-ACE
ILC-DDC
Mini-ACE
22
P14
1
3.3V or 5.0 V
Keying
D8 D7 D6 D5
D4 D3 D2 D1