2.1.13 CompactPCI J4 Pin Assignments
Pin | Z | A | B | C | D | E | F | |
25 | GND | +5V(4) | REQ64# (2) | ENUM# (2) | +3.3V(4) | +5V(4) | GND | |
24 | GND | S2AD[1] | +5V(4) | Reserved | S2AD[0] | ACK64# | GND | |
23 | GND | +3.3V(4) | S2AD[4] | S2AD[3] | +5V(4) | S2AD[2] | GND | |
22 | GND | S2AD[7] | GND | +3.3V(4) | S2AD[6] | S2AD[5] | GND | |
21 | GND | +3.3V(4) | S2AD[9] | S2AD[8] | M66EN(4) | S2C/BE[0]# | GND | |
20 | GND | S2AD[12] | GND | Reserved | S2AD[11] | S2AD[10] | GND | |
19 | GND | +3.3V(4) | S2AD[15] | S2AD[14] | GND | S2AD[13] | GND | |
18 | GND | S2SERR# | GND | +3.3V(4) | S2PAR | S2C/BE[1]# | GND | |
17 | GND | +3.3V(4) | IPMB_SCL(1) | IPMB_SDA (1) | GND | S2PERR# | GND | |
16 | GND | S2DEVSEL# | GND | Reserved | S2STOP# | S2LOCK# | GND | |
15 | GND | +3.3V(4) | S2FRAME# | S2IRDY# | GND | S2TRDY# | GND | |
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| KEY |
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11 | GND | S2AD[18] | S2AD[17] | S2AD[16] | GND | S2C/BE[2]# |
| GND |
10 | GND | S2AD[21] | GND | +3.3V(4) | S2AD[20] | S2AD[19] |
| GND |
9 | GND | S2C/BE[3]# | GND | S2AD[23] | GND | S2AD[22] |
| GND |
8 | GND | S2AD[26] | GND | Reserved | AD[25] | AD[24] |
| GND |
7 | GND | S2AD[30] | S2AD[29] | S2AD[28] | GND | S2AD[27] |
| GND |
6 | GND | S2REQ0# | GND | +3.3V(4) | S2CLK | S2AD[31] |
| GND |
5 | GND | Reserved | Reserved | S2PCIRST# | GND | S2GNT0# |
| GND |
4 | GND | IPMB_PWR (1) | HEALTHY#(1) | Reserved | INTP(1) | INTS | GND | |
3 | GND | INTA# | INTB# | INTC# | +5V(4) | INTD# |
| GND |
2 | GND | TCK (2) | +5V(4) | TMS (2) | TDO (1) | TDI (2) |
| GND |
1 | GND | +5V(4) | Reserved | TRST# (2) | Reserved | +5V(4) | GND | |
Pin | Z | A | B | C | D | E | F | |
Table 15: ComapctPCI J4 pin assignments