# PC/104

(at the backplane)
(at the device (card))

UNKNOWN CONNECTOR at the backplane.
UNKNOWN CONNECTOR at the device (card).

Pin | J1/P1 | J1/P1 | J2/P2 | J2/P2
--- | --- | --- | --- | ---
Number | Row A | Row B | Row C1 | Row D1
0 | -- | -- | 0V | 0V
1 | IOCHCHK* | 0V | SBHE* | MEMCS16*
2 | SD7 | RESETDRV | LA23 | IOCS16*
3 | SD6 | +5V | LA22 | IRQ10
4 | SD5 | IRQ9 | LA21 | IRQ11
5 | SD4 | -5V | LA20 | IRQ12
6 | SD3 | DRQ2 | LA19 | IRQ15
7 | SD2 | -12V | LA18 | IRQ14
8 | SD1 | ENDXFR* | LA17 | DACK0*
9 | SD0 | +12V | MEMR* | DRQ0
10 | IOCHRDY | (KEY)2 | MEMW* | DACK5*
11 | AEN | SMEMW* | SD8 | DRQ5
12 | SA19 | SMEMR* | SD9 | DACK6*
13 | SA18 | IOW* | SD10 | DRQ6
14 | SA17 | IOR* | SD11 | DACK7*
15 | SA16 | DACK3* | SD12 | DRQ7
16 | SA15 | DRQ3 | SD13 | +5V
17 | SA14 | DACK1* | SD14 | MASTER*
18 | SA13 | DRQ1 | SD15 | 0V
19 | SA12 | REFRESH* |  | (KEY)2 0V
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 | -- | --

The connectors are availble from Samtec

## PC/104 J1/P1 "Stackthrough" Connectors

ESQ-132-14-G-D | Standard insertion force version
ESQ-132-39-S-D | Low insertion force version

## PC/104 J1 "Non-Stackthrough" Connectors

ESQ-132-12-G-D | Standard insertion force version
ESQ-132-37-G-D | Low insertion force version

## PC/104 J2/P2 "Stackthrough" Connectors

ESQ-120-14-G-D | Standard insertion force version
ESQ-120-39-G-D | Low insertion force version

Contributor: | Joakim Ögren, Rick Lehrbaum

Source: | PC/104 v2.3 spec

Info: | PC/104 Consortium

Copyright © The Hardware Book Team 1996-2004.
May be copied and redistributed, partially or in whole, as appropriate.
Document last modified: 2002-01-13