Product description: Feather M4 Express - ATSAMD51 microcontroller board - Adafruit 3857
Feather M4 Express is a board manufactured by Adafruit. It is equipped with ATSAMD51 microcontroller with Cortex M4 processor running at 120 MHz. It has 512 kB of Flash memory and 192 kB of RAM. The board also includes a microUSB connector (for programming) and a connector for connecting a Li-Pol battery. The Feather M4 Express module is Arduino compatible and can be programmed using the Arduino IDE or CircuitPython language.
The manufacturer provides a detailed user guide that makes getting started with the board much easier - check it out!
The kit also includes two 1x16 goldpin strips with a 2.54 mm pitch, which you have to solder yourself.
Special features and most important pinouts
- Floating point support with Cortex M4 DSP instructions
- Equipped with Mini NeoPixel LEDs and 2 MB SPI Flash memory
- 2 x single MSPS 12-bit analog DAC (pins A0 and A1)
- 2 x single MSPS 12-bit ADC - 6 analog pins
- 6 x hardware SERCOM - native hardware SPI, I2C buses
- 16 x PWM outputs
- 8-bit parallel capture controller (for camera/camera input)
Package contents
- Feather M4 Express - board with ATSAMD51 microcontroller - Adafruit 3857
- Goldpin 1x16 pin strip - 2,54 mm pitch - 2 pieces
Technical specification Feather M4 Express
- Microcontroller: ATSAMD51 with Cortex M4 processor
- Operating frequency: 120 MHz
- 512 kB Flash memory and 192 kB RAM
- 2 MB SPI FLASH for storing files and CircuitPython code
- No EEPROM memory
- Logic voltage: 3,3 V
- Single 5V pin can be used
- Built-in cryptographic engine with AES (256 bit), RNG, Pubkey controller
- Native USB supported by any operating system, used for board programming
- Supported development environment: Arduino IDE or CircuitPython
- Built-in red LED (pin 13)
- Connectors: microUSB, battery connector(battery can be purchased separately)
- Compatible with bossa v1.8
- Dimensions: 50.8 x 22.8 x 7 mm
- Weight: 4.8 g
