50 pin Amphenol female connector at the controller & devices | Pin | Name | Dir | Description |
1-25 | GND | | Ground |
26 | DB0 | | Data Bus 0 |
27 | DB1 | | Data Bus 1 |
28 | DB2 | | Data Bus 2 |
29 | DB3 | | Data Bus 3 |
30 | DB4 | | Data Bus 4 |
31 | DB5 | | Data Bus 5 |
32 | DB6 | | Data Bus 6 |
33 | DB7 | | Data Bus 7 |
34 | PARITY | | Data Parity (odd Parity) |
35 | GND | | Ground |
36 | GND | | Ground |
37 | GND | | Ground |
38 | TMPWR | | Termination Power |
39 | GND | | Ground |
40 | GND | | Ground |
41 | /ATN | | Attention |
42 | n/c | - | Not connected |
43 | /BSY | | Busy |
44 | /ACK | | Acknowledge |
45 | /RST | | Reset |
46 | /MSG | | Message |
47 | /SEL | | Select |
48 | /C/D | | Control/Data |
49 | /REQ | | Request |
50 | /I/O | | Input/Output |
Note: Direction is Device relative Bus (other Devices) | 50 pin Amphenol male connector at the cable |