The pinout of the 6 pin header according to the datasheet:
Pin | Name | Type | Color | Description |
---|---|---|---|---|
Pin 1 | GND | GND | Black | Device grond |
Pin 2 | CTS# | I | Brown | Clear To Send |
Pin 3 | VCC | O | Red | +3.3V output |
Pin 4 | TXD | O | Orange | Transmit Async Data Output |
Pin 5 | RXD | I | Yellow | Transmit Async Data Input |
Pin 6 | RTS# | O | Green | Reqest To Send |