rtd cpuModule CMC6686GX, User Manual

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50
PC/104 Bus, P4 or CN1 and P7 or CN2
Connectors
P4 or CN1 and P7 or CN2
carry signals of the PC/104 bus; these signals match defi-
nitions of the IEEE P996 standard. The following tables list the pinouts of the PC/104 bus connec-
tors.
The following table lists the signals of the XT portion of the PC/104 bus (see Notes below AT Bus
table).
PC/104 XT Bus Connector,
P4 or CN1
Pin Row A Row B
1 N.C. 0V
2 SD7 RESETDRV
3 SD6 +5V
4 SD5 IRQ2
5 SD4 -5V
6 SD3 DRQ2
7 SD2 -12V
8 SD1 N.C.
9 SD0 +12V
10 IOCHRDY (Keying pin)
11 AEN SMEMW*
12 SA19 SMEMR*
13 SA18 IOW*
14 SA17 IOR*
15 SA16 DACK3*
16 SA15 DRQ3
17 SA14 DACK1*
18 SA13 DRQ1
19 SA12 REFRESH*
20 SA11 SYSCLK
21 SA10 IRQ7
22 SA9 IRQ6
23 SA8 IRQ5
24 SA7 IRQ4
25 SA6 IRQ3
26 SA5 DACK2*
27 SA4 TC
28 SA3 BALE
29 SA2 +5V
30 SA1 OSC
31 SA0 0V
32 0V 0V