E22-400M30S Sx1262 30dBm SPI 12Km Ebyte 400Mhz Lora SMD Sx1268
[Chip Solution]：SX1268
[Frequency]： 410~493MHz
[Transmitter power]：30dBm
[Communication diatance]：12km
[Size]：24*38.5mm
[Product weight]：4.9±0.1g
[Introduction]：The 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. Its special LoRaTM modulation method increases the communication distance.
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| Pin No. | Pin Item | Pin Direction | Pin Application |
|---|---|---|---|
| 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 |