Adafruit Matrix Portal M4 Board Support Crate

This crate provides a type-safe API for working with the Adafruit Matrix Portal M4 board.

Prerequisites

• Install the cross compile toolchain rustup target add thumbv7em-none-eabihf
• Install cargo-hf2 the hf2 bootloader flasher tool however your platform requires

Uploading an example

Check out the repository for examples:

https://github.com/atsamd-rs/atsamd/tree/master/boards/matrix_portal_m4/examples

• Be in this directory cd boards/matrix_portal_m4
• Put your device in bootloader mode usually by hitting the reset button twice.
• Build and upload in one step

$ cargo hf2 --release --example blinky_basic --vid 0x239a --pid 0x00c9
    Finished release [optimized] target(s) in 0.74s
    Trying  Ok(Some("Adafruit Industries")) Ok(Some("Matrix Portal M4"))
    Flashing "/Users/User/atsamd/boards/matrix_portal_m4/target/thumbv7em-none-eabihf/release/examples/blinky_basic"
    Finished in 0.051s

$ cargo hf2 --release --example pwm  --vid 0x239a --pid 0x00c9 --features="unproven"
    Finished release [optimized] target(s) in 0.67s
    Trying  Ok(Some("Adafruit Industries")) Ok(Some("Matrix Portal M4"))
    Flashing "/Users/User/atsamd/boards/matrix_portal_m4/target/thumbv7em-none-eabihf/release/examples/pwm"
    Finished in 0.146s

Matrix Portal M4

PCB DOCs Adafruit Pinout