[IC]:SX1262
[Frequency]:850~930MHz
[Power]:30dBm
[Distance]:12km
[Interface]:SPI
[Weight]:4.9±0.1g
[Introduction]:E22 series is the first wireless module in China to adopt Semtech's SX1262, SX1268 RF chip. This chip provides a variety of modulation methods, such as LoRaTM and traditional GFSK.
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 |