[IC]： SX1262
[Частота]： 850~930 МГц
[Сила]： 30 дБм
[Расстояние]： 12км
[Интерфейс]： SPI
[Масса]： 4,9±0,1 г
[Введение]： Серия E22 является первым беспроводным модулем в Китае, использующим RF-чип Semtech SX1262, SX1268, который обеспечивает различные методы модуляции, такие как LoRaTM и традиционный GFSK.
| RF Parameter | Value | Remark | |
|---|---|---|---|
| Working frequency | 850~930 MHz | - | |
| Transmitting power | 30 dBm | Max. Power (1W) | |
| Receiving sensitivity | -150 dBm | - | |
| Air data rate | 0.018k~300kbps | - | |
| Test distance | 12000m | In open and clear air, with maximum power, 5dBi antenna gain, height of 2m | |
| Pin No. | Pin Item | Pin Direction | Pin Application |
|---|---|---|---|
| 1 | GND | - | Ground, connect to power reference ground |
| 2 | GND | - | Ground, connect to power reference ground |
| 3 | GND | - | Ground, connect to power reference ground |
| 4 | GND | - | Ground, connect to power reference ground |
| 5 | GND | - | Ground, connect to power reference ground |
| 6 | RXEN | Input | RF switch receive control pin, connect external MCU IO, high level effective |
| 7 | TXEN | Input | RF switch emission control pin, connected to external MCU IO or dio2 high level effective |
| 8 | DIO2 | Input / output | Configurable universal IO port (see llcc68 manual for details) |
| 9 | VCC | - | Power supply, range 3V ~ 5.5V (it is recommended to add ceramic filter capacitor externally) |
| 10 | VCC | - | Power supply, range 3V ~ 5.5V (it is recommended to add ceramic filter capacitor externally) |
| 11 | GND | - | Ground, connect to power reference ground |
| 12 | GND | - | Ground, connect to power reference ground |
| 13 | DIO1 | Input / output | Configurable universal IO port (see LLCC68 manual for details) |
| 14 | BUSY | Output | For status indication (see LLCC68 manual for details) |
| 15 | NRST | Input | Chip reset trigger input pin, low level effective |
| 16 | MISO | Output | SPI data output pin |
| 17 | MOSI | Input | SPI data input pin |
| 18 | SCK | Input | SPI clock input pin |
| 19 | NSS | Input | The module chip selection pin is used to start a SPI communication |
| 20 | GND | - | Ground, connect to power reference ground |
| 21 | ANT | - | RF interface, stamp hole |
| 22 | GND | - | Ground, connect to power reference ground |
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