Specifications

158004.B00 E3
PIN J1 ROW A J1 ROW B
1 /IOCHCHK *, ** 0V
2 SD7 RESETDRV
3 SD6 +5V
4 SD5 IRQ9
5 SD4 -5V *
6 SD3 DRQ2
7 SD2 -12V *
8 SD1 /ZEROWS
9 SD0 +12V *
10 IOCHRDY (KEY)
11 AEN /SMEMW
12 SA19 /SMEMR
13 SA18 /IOWR
14 SA17 /IORD
15 SA16 /DACK3
16 SA15 DRQ3
17 SA14 /DACK1
18 SA13 DRQ1
19 SA12 /REFRESH *, **
20 SA11 BUSCLK
21 SA10 IRQ7
22 SA9 IRQ6
23 SA8 IRQ5
24 SA7 IRQ4
25 SA6 IRQ3
26 SA5 /DACK2
27 SA4 TC
28 SA3 ALE
29 SA2 +5V
30 SA1 OSC
31 SA0 0V
32 0V 0V
NOTES: * These connections are not implemented on the TP400.
** These pins are pulled to logic 1.
TABLE E4 - PC/104 J1 PIN ASSIGNMENTS
Pin 1 of the J1 connector is marked on the PCB silk-screen with a “1”, and rows A
and B are also marked.