Return DCE/DTE Pin Condition
v = serial.getpin(portn)
| Parameter | Type | Description |
|---|---|---|
portn |
integer | Port number 1-4 |
| Returns | Type | Description |
|---|---|---|
v |
integer | DCE/DTE state |
v value |
Description |
|---|---|
| 0 | port is in the "OFF" state |
| 1 | DCE mode (Rx2 / Tx3) |
| 2 | DTE mode (Rx3 / Tx2) |
| 3 | Both pins 2 + 3 have voltage |
| 4 | Auto pin detect mode |