{"title":"Adafruit Feather M0 RFM69HCW Packet Radio - 433MHz","handle":"adafruit-feather-m0-rfm69hcw-packet-radio-433mhz","url":"/products/adafruit-feather-m0-rfm69hcw-packet-radio-433mhz","description":"The Feather M0 RFM69HCW Packet Radio (433 MHz) combines the ATSAMD21G18 ARM Cortex M0+ processor with an SX1231-based RFM69HCW radio transceiver for wireless data communication at 433 MHz. It includes built-in USB, LiPo battery charging, and the full Feather M0 pin set in a compact, portable form factor.\n\nThe RFM69HCW radio is ideal for small data packet transmission where you need greater range than 2.4 GHz technologies like Bluetooth, Wi-Fi, or ZigBee. With up to 100 mW output power, AES-128 encryption, and multipoint networking support, it suits a wide range of wireless sensor and control applications.\n\nKey Features\n\n\nATSAMD21G18 Processor – ARM Cortex M0+ running at 48 MHz, 3.3V logic\n\n256 KB Flash + 32 KB RAM – 8× more flash and 16× more RAM than ATmega328/32u4\n\nRFM69HCW 433 MHz Radio – SX1231-based packet radio with SPI interface\n\n+13 to +20 dBm Output – Up to 100 mW transmit power, selectable in software\n\n~350 m Range – Depending on obstructions, antenna, and power settings\n\nAES-128 Encryption – Hardware-accelerated encrypted packet engine\n\nMultipoint Networking – Individual node addresses for creating wireless networks\n\nNative USB – Built-in USB-to-Serial for programming and debugging, no FTDI chip needed\n\n20 GPIO Pins – Hardware Serial, I2C, and SPI; 8× PWM, 10× analogue inputs, 1× analogue output\n\nLiPo Battery Support – JST connector with built-in 100 mA charger, battery voltage monitoring via analogue pin\n\nCompact Design – 51 mm × 23 mm × 8 mm, weighing 5.8 g\n\n\nAlso Available\n\n\nFeather M0 RFM69HCW 868/915 MHz – Same radio at 868/915 MHz\n\nFeather M0 RFM95 LoRa 900 MHz – Long-range LoRa radio\n\nFeather M0 RFM96 LoRa 433 MHz – Long-range LoRa at 433 MHz\n\nFeather M0 Express – CircuitPython with 2 MB flash\n\nFeather M0 Basic Proto – Prototyping area\n\nFeather M0 Adalogger – MicroSD data logging\n\nFeather M0 Bluefruit LE – Bluetooth Low Energy\n\nFeather M0 WiFi – ATWINC1500 Wi-Fi\n\n\nIdeal For\n\nWireless sensor networks and remote monitoring\nBattery-powered radio telemetry\nPoint-to-point and multipoint data links\nIoT projects requiring sub-GHz range\n\n\nPackage Contents\n\n1× Feather M0 RFM69HCW 433 MHz\n1× Header pin set\n\n\n\nNote: A wire antenna must be soldered to the board (any solid or stranded core wire will work). LiPo battery and USB cable sold separately.\n","vendor":"Adafruit","product_type":"physical","in_stock":true,"options":[],"variants":[{"id":11861,"title":"Default Title","sku":"AF-3177","price":50.53,"compare_at_price":0.0,"on_sale":false,"in_stock":true,"available_quantity":4,"option1":"Default Title"}]}