Adafruit Metro M4 (ATSAMD51)
Overview
Adafruit Metro M4 is a Metro-form-factor development board built around the Microchip ATSAMD51 family (Cortex-M4). It is intended for higher-performance embedded prototyping where a 32-bit MCU with more processing and peripheral capability is needed. The board exposes standard headers for breadboard and shield-style prototyping and is supported by common hobbyist toolchains and libraries.
Why Choose This Part
Provides a Cortex-M4-class MCU on a familiar Metro layout, giving substantially more CPU and peripheral capability than older 8-bit dev boards. Strong community and library support (Adafruit/Arduino/CircuitPython ecosystems) and a breadboard-friendly layout speed typical prototyping and proof-of-concept work. Good choice when you need a drop-in development platform rather than designing a custom PCB around the MCU.
Applications
Getting Started
Get the board running with the Arduino IDE using the Adafruit SAMD core or with CircuitPython if you prefer Python-based development; Adafruit publishes step-by-step guides and example code on their learning site. Connect the board to your PC over USB to program and power it; install the relevant board package and libraries in the Arduino IDE, or copy CircuitPython code files to the board filesystem to run Python examples.
Also Consider
STMicroelectronics
- A Cortex-M4 option with strong ecosystem and plenty of available dev boards if you prefer the STM32 toolchain and peripherals for similar class applications.
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