Feather RP2040 Adalogger - development board with RP2040 microcontroller and 8MB Flash

Module with ATSAMD21G18 microcontroller and 900 MHz wireless transceiver. The module can be used for transmission in the ISM 868 MHz band after the appropriate software configuration. The ATSAMD21G18 microcontroller (ARM Cortex-M0) is clocked at 48 MHz and operates at 3.3 V. Adafruit 3176

Module with ATmega32u4 microcontroller and 900 MHz wireless transceiver. The module can be used for transmission in the ISM 868 MHz band after the appropriate software configuration. The microcontroller is clocked at 8 MHz and works at 3.3 V. Adafruit 3076

Development kit with nRF52840 microcontroller with ARM Cortex M4F core and BLE communication. Equipped with motion sensors, magnetometer, light, humidity, pressure sensors and a microphone. Adafruit 4516

The board is equipped with the ATSAMD51J19 microcontroller with ARM Cortex-M4 core and SPI Flash memory, GPIO pins, connector for connecting the battery with the charging circuit. Adafruit 3857

Adafruit HUZZAH32 is a development board with a built-in WiFi ESP32 module. Processor frequency: 240 MHz, the module has a built-in system for charging Li-Pol batteries. The plate has soldered goldpin connectors (female extension). Adafruit 3619

Bluetooth Low Energy, 2.4GHz spectrum wireless protocol. Excellent for use in portable projects that will make use of an iOS or Android phone or tablet. It also is supported in Mac OS X and Windows 8+. Adafruit 2829

Adafruit HUZZAH32 is a development board with a built-in WiFi ESP32 module. Processor frequency: 240 MHz, Li-Pol battery charging system. Adafruit 3405

Development board with ESP8266 microcontroller with built-in Wi-Fi communication. The system is clocked at 80 MHz and powered by 3.3 V. It includes a Tensillica core and a full Wi-Fi stack. Adafruit 3046

A board with an RP2040 microcontroller and a radio module operating in the 868 MHz frequency band. It has a built-in LiPo charging circuit and a STEMMA QT connector. Adafruit 5712

A board with an RP2040 microcontroller and a LoRa RF95 module operating in the 868 MHz frequency band. It has a built-in LiPo charging circuit and STEMMA QT connector. Ideal for IoT projects. Adafruit 5714

Adafruit Feather 32u4 RFM95 is a development board with built-in ATmega32u4 AVR microcontroller (8MHz, 32kB Flash, 2kB RAM) and RFM95W module enabling wireless communication in the 868 MHz or 915 MHz band. The board is compatible with Arduino IDE. Adafruit 3078

At the Feather M0\'s heart is an ATSAMD21G18 ARM Cortex M0 processor, clocked at 48 MHz and at 3.3V logic. 256K FLASH, 32K RAM, built in USB and battery charging. Adafruit 2772

Module with WiFi and BLE Espressif ESP32-S3. It integrates a LiPo charging circuit and an RGB diode. It is equipped with a STEMMA QT connector. Adafruit 5399

At the Feather M0\'s heart is an ATSAMD21G18 ARM Cortex M0 processor, clocked at 48 MHz and at 3.3V logic, the same one used in the new Arduino Zero. This chip has a whopping 256K of FLASH (8x more than the Atmega328 or 32u4) and 32K of RAM (16x as much)! This chip comes with built in USB so it has USB-to-Serial program & debug capability built in with no need for an FTDI-like chip. Adafruit 3179

Development kit with nRF52832 microcontroller with ARM Cortex M4F core. Equipped with 512KB Flash and 64KB SRAM, it can support Bluetooth (BLE) communication. Adafruit 3406

Adafruit Feather M0 WiFi with uFL - ATSAMD21 + ATWINC1500 is a development board with a 32-bit ATSAMD21G18 microcontroller based on Cortex-M0 core. The board also has an ATWINC1500 module that provides WiFi connectivity. Adafruit 3061