


| Serial Number | Label | Description | Remarks |
|---|---|---|---|
| 1 | ANT + | Antenna Positive | |
| 2 | ANT - | Antenna Negative | |
| 3 | TXD | 6300 Serial Port | Custom Serial Port |
| 4 | RXD | 6300 Serial Port | Custom Serial Port |
| 5 | P2.4 | GPIO | |
| 6 | P2.5 | GPIO | |
| 7 | P2.6 | GPIO | |
| 8 | P3.3 | GPIO | |
| 9 | P3.2 | GPIO | |
| 10 | P2.7 | GPIO | |
| 11 | P1.5 | GPIO | |
| 12 | P1.4 | GPIO | |
| 13 | P1.3 | GPIO | |
| 14 | P1.2 | GPIO | |
| 15 | RXD | MCU Serial Port | |
| 16 | TXD | MCU Serial Port | |
| 17 | GND | Ground | |
| 18 | 5V | Module Power Supply |