features

pins layout

architecture

Brief Intro

link

Embedded Rust

Support

• cross-compilation

• build customization

Tools

• rustup

• cargo & xargo

• nightly rust

Rust on the micro:bit

setup

$ rustup toolchain install nightly

nightly compiler

$ rustup override set nightly

$ cargo new `awesome-project-name`

$ arm-none-eabi-gdb

ARM Embedded Toolchain

$ arm-none-eabi-ld

link

$  cat .cargo/config

Cargo configuration

[target.thumbv6m-none-eabi]
runner = 'arm-none-eabi-gdb'
rustflags = [
  "-C", "link-arg=-Tlink.x",
  "-C", "linker=arm-none-eabi-ld",
  "-Z", "linker-flavor=ld",
]

[build]
target = "thumbv6m-none-eabi"

$  cat cortex-m0.json

{
    "arch": "arm",
    "data-layout": "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64",
    "executables": true,
    "os": "none",
    ...
    "linker-flavor": "gcc",
    "cpu": "cortex-m0",
    "llvm-target": "thumbv6m-none-eabi",
    "features": "+strict-align",
    "relocation-model": "static",
    "no-compiler-rt": true
}

crates

nrf51 & nrf51-hal

Peripheral access API for nRF51 microcontrollers (generated using svd2rust)

microbit

Board support crate for the BBC Micro:bit