DECT modules for cordless phones and IoT use board connectors for audio, UART control, and antenna connections at 1880-1900 MHz EU or 1.9 GHz US.
| Pin | Name | Function | Type |
|---|---|---|---|
| 1 | VCC | Power supply 3.3V | PWR |
| 2 | GND | Ground | GND |
| 3 | TXD | UART transmit to module | BUS |
| 4 | RXD | UART receive from module | BUS |
| 5 | RESET | Module reset active low | I/O |
| 6 | STATUS | Module status output | I/O |