 25 pin D-SUB female connector at the controller | Pin | Name | Dir | Description |
1 | GND |  | Ground |
2 | DB1 |  | Data Bus 1 |
3 | DB3 |  | Data Bus 3 |
4 | DB5 |  | Data Bus 5 |
5 | DB7 |  | Data Bus 7 |
6 | GND |  | Ground |
7 | /SEL |  | Select |
8 | GND |  | Ground |
9 | TMPWR |  | Termination Power |
10 | /RST |  | Reset |
11 | C/D |  | Control/Data |
12 | I/O |  | Input/Output |
13 | GND |  | Ground |
14 | DB0 |  | Data Bus 0 |
15 | DB2 |  | Data Bus 2 |
16 | DB4 |  | Data Bus 4 |
17 | DB6 |  | Data Bus 6 |
18 | PARITY |  | Data Parity |
19 | GND |  | Ground |
20 | /ATN |  | Attention |
21 | /MSG |  | Message |
22 | /ACK |  | Acknowledge |
23 | BSY |  | Busy |
24 | /REQ |  | Request |
25 | GND |  | Ground |
Note: Direction is Device relative Bus (other Devices) |  25 pin D-SUB male connector at the cable |