Pin | Signal | Description |
1 | 5V+ USB | |
2 | USB Data- | |
3 | USB Data+ | |
4 | GND | Ground |
5 | RTS | RS-232 Request To Send |
6 | CTS | RS-232 Clear To Send |
8 | DCD,DSR together? | |
9 | RXD | RS-232 Receive Data |
10 | TXD | RS-232 Transmit Data |
11 | DTR |
RS-232 Data Terminal Ready |
13 | GND | Ground |
14 | +5V | Power |