Adafruit RFM95W LoRa Radio Transceiver Breakout - 868 or 915 MHz - RadioFruit
LoRa packet radio breakout at 868 or 915 MHz (433 MHz variant also available) with SPI interface and +5 to +20 dBm output. 3–5V input with onboard regulator; range ~2 km; lower data rate than FSK but significantly better sensitivity and range.
Pinout
- VCC
3.3V supply only.
Type · PowerVoltage · 3.3 - GND
Ground reference
Type · Ground - MOSI
SPI MOSI from MCU.
Type · SPI - MISO
SPI MISO to MCU.
Type · SPI - SCK
SPI clock.
Type · SPI - NSS
SPI chip select, also called CS.
Type · SPI - RESET
Module reset (active low).
Type · Control - DIO0
Primary interrupt line — TxDone/RxDone flag used by common LoRa libraries.
Type · GPIO - DIO1
Optional interrupt — RxTimeout / FHSS.
Type · GPIO - DIO2
Optional interrupt — FHSS channel change.
Type · GPIO
| Pin | Type | Function | Voltage |
|---|---|---|---|
| VCC | Power | 3.3V supply only. | 3.3 |
| GND | Ground | Ground reference | |
| MOSI | SPI | SPI MOSI from MCU. | |
| MISO | SPI | SPI MISO to MCU. | |
| SCK | SPI | SPI clock. | |
| NSS | SPI | SPI chip select, also called CS. | |
| RESET | Control | Module reset (active low). | |
| DIO0 | GPIO | Primary interrupt line — TxDone/RxDone flag used by common LoRa libraries. | |
| DIO1 | GPIO | Optional interrupt — RxTimeout / FHSS. | |
| DIO2 | GPIO | Optional interrupt — FHSS channel change. |
Pin details
10 connections- VCC
3.3V supply only.
PowerVoltage · 3.3 - GND
Ground reference
Ground - MOSI
SPI MOSI from MCU.
SPI - MISO
SPI MISO to MCU.
SPI - SCK
SPI clock.
SPI - NSS
SPI chip select, also called CS.
SPI - RESET
Module reset (active low).
Control - DIO0
Primary interrupt line — TxDone/RxDone flag used by common LoRa libraries.
GPIO - DIO1
Optional interrupt — RxTimeout / FHSS.
GPIO - DIO2
Optional interrupt — FHSS channel change.
GPIO
Start wiring
UART · SPI · 3.3 V · Breakout
Confirm the data interface matches your host board.
Module pins: VCC, GND, MOSI, MISO, SCK, NSS. Schematik maps them to your board in the app.
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