DIF101 - X.21 Interface
Connector: DB15F
| Pin # |
Signal |
Description |
| 1 |
fg |
frame ground |
| 2 |
t(a) |
Transmit data A (output) |
| 3 |
c(a) |
Control element A (output) |
| 4 |
r(a) |
Receive data A (input) |
| 5 |
i(a) |
Indicator element A (input) |
| 6 |
s(a) |
Timing element A (input) |
| 7 |
b(a) |
Byte timing A (input) |
| 8 |
sg |
Signal Ground |
| 9 |
t(b) |
Transmit data B (output) |
| 10 |
c(b) |
Control element B (output) |
| 11 |
r(b) |
Receive data B (input) |
| 12 |
i(b) |
Indicator element B (input) |
| 13 |
s(b) |
Timing element B (input) |
| 14 |
b(b) |
Byte timing B (input) |
| 15 |
|
No Connection |
|