FCC/CE/RoHs 10km SX1276 LoRa Wireless 915MHz 900 Mhz Transceiver Modules
[IC]：SX1276
[Frequency]：900~931MHz
[Power]：30dBm
[Distance]：10.0km
[Size]：25*40mm
[Weight]：4.8±0.1g
[Feature]：Lora spread spectrum
[Introduction]：Based on the original imported RF chip SX1276 from SEMTECH,E19-915M30S is a 1W wireless transceiver module,operates at 915MHz with SPI RF interface, supporting LoRa Spread spectrum technology.As a hardware platform,the secondary development is available.
| Pin No | Pin item | Pin direction | Pin application |
|---|---|---|---|
| 1 | GND | - | Ground electrode, connected to the power reference ground. |
| 2 | DIO5 | Input/Output | Configurable IO port（Please find more on SX1276 datasheet）. |
| 3 | DIO4 | Input/Output | Configurable IO port（Please find more on SX1276 datasheet）. |
| 4 | DIO3 | Input/Output | Configurable IO port（Please find more on SX1276 datasheet）. |
| 5 | DIO2 | Input/Output | Configurable IO port（Please find more on SX1276 datasheet）. |
| 6 | DIO1 | Input/Output | Configurable IO port（Please find more on SX1276 datasheet）. |
| 7 | DIO0 | Input/Output | Configurable IO port（Please find more on SX1276 datasheet）. |
| 8 | RST | Input | Reset |
| 9 | GND | - | Ground electrode, connected to the power reference ground. |
| 10 | GND | - | Ground electrode, connected to the power reference ground. |
| 11 | VCC | - | Power supply: 4.75~5.5V (Ceramic filter capacitoris advised to add) |
| 12 | SCK | Input | SPI clock |
| 13 | MISO | Output | SPI clock |
| 14 | MOSI | Input | SPI clock |
| 15 | NSS | Input | Chip select |
| 16 | TXEN | Input | Radio frequency switch control, make sure the TXEN pinis in high level, RXEN pin is in low level when transmitting. |
| 17 | RXEN | Input | Radio frequency switch control, make sure the TXEN pinis in high level, RXEN pin is in low level when transmitting. |
| 18 | GND | - | Ground electrode, connected to the power reference ground |
| 19 | ANT | - | Antenna |
| 20 | GND | - | Ground electrode, connected to the power reference ground |
| 21 | GND | - | Ground electrode, connected to the power reference ground |
| 22 | GND | - | Ground electrode, connected to the power reference ground |