| 1 | GND | - | Ground wire, connected to the power reference ground |
| 2 | GND | - | Ground wire, connected to the power reference ground |
| 3 | GND | - | Ground wire, connected to the power reference ground |
| 4 | GND | - | Ground wire, connected to the power reference ground |
| 5 | GND | - | Ground wire, connected to the power reference ground |
| 6 | RXEN | Input | RF switch RX control,connecting external MCU IO, valid in high level |
| 7 | TXEN | Input | RF switch TX control,connecting external MCU IO or DIO2, valid in high level |
| 8 | DIO2 | Input/Output | Configurable universal IO port (see SX1262 manual for details) |
| 9 | VCC | - | Power supply, 2.5V~5.5V(external ceramic filter capacitoris recommended) |
| 10 | VCC | - | Power supply, 2.5V~5.5V(external ceramic filter capacitoris recommended) |
| 11 | GND | - | Ground wire, connected to the power reference ground |
| 12 | GND | - | Ground wire, connected to the power reference ground |
| 13 | DIO1 | Input/Output | Configurable IO port(see more in SX1262 datasheet) |
| 14 | BUSY | Output | For status indication (see SX1262 manual for details) |
| 15 | NRST | Input | Chip reset trigger input pin, valid in low level |
| 16 | MISO | Output | SPI data output pin |
| 17 | MOSI | Input | SPI data output pin |
| 18 | SCK | Input | SPI data output pin |
| 19 | NSS | Input | Module chip select pin for starting an SPI communication |
| 20 | GND | - | Ground wire, connected to the power reference ground |
| 21 | ANT | - | Antenna interface, stamp hole (50 ohm characteristic impedance) |
| 22 | GND | - | Ground wire, connected to the power reference ground |