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microzig/README.md

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# ![MicroZig Logo](design/logo-text-auto.svg)
[![Chat](https://img.shields.io/discord/824493524413710336.svg?logo=discord)](https://discord.gg/ShUWykk38X)
[![Downloads](https://img.shields.io/badge/Zig_Package-Download-blue)](https://downloads.microzig.tech/)
[![Continuous Integration](https://github.com/ZigEmbeddedGroup/microzig/actions/workflows/build.yml/badge.svg)](https://github.com/ZigEmbeddedGroup/microzig/actions/workflows/build.yml)
> **NOTE:** This is in development; breaks in the API are bound to happen.
## What version of Zig to use
Zig master/nightly
## Getting Started With MicroZig
### I Want To Use MicroZig
**IMPORTANT:** You don't have to clone this repository to get started!
MicroZig uses a monorepo architecture, but provides a lot of different packages. If you just want to get started, head over to [downloads.microzig.tech](https://downloads.microzig.tech/) and download an example for the chip family you desire.
We support several chip families like the [RP2 family by RaspberryPi Foundation](https://www.raspberrypi.com/products/rp2040/), [STM32 by STMicroelectronics](https://www.st.com/content/st_com/en.html), and many others.
Unpack the example, and run `zig build` in the resulting example folder gives you `zig-out/firmware` which contains the resulting files.
Right now, you gotta figure out how to flash the MCU yourself, but as people say: Google is your friend. But you can also ask for help [on our Discord server](https://discord.gg/ShUWykk38X).
### I Want To Contribute To MicroZig
Please see the [project page](https://github.com/orgs/ZigEmbeddedGroup/projects/1/views/1), its used as a place to brainstorm and organize work in ZEG. There will be issues marked as good first issue or drafts for larger ideas that need scoping/breaking ground on.
More words on contribution and development on MicroZig are [further down below](#developing).
## Introduction
This repo contains the infrastructure for getting started in an embedded Zig project; it "gets you to main()". Specifically, it offers:
* a single easy-to-use builder function that:
* generates your linker script
* sets up packages and startup code
* generalized interfaces for common devices, such as UART.
* device drivers for interacting with external hardware
* an uncomplicated method to define xref:interrupts[interrupts]
## Design
For MicroZig internals please see the [Design Document](docs/design.adoc).
## Repository structure
* `build/` contains the build components of MicroZig.
* `core/` contains the shared components of MicroZig.
* `bsp/` contains all official board support package.
* `examples/` contains examples that can be used with the board support packages.
* `tools/` contains tooling to work *on* MicroZig itself, so deployment, testing, ...
* `design/` contains images and logos
## Versioning Scheme
MicroZig versions are tightly locked with Zig versions.
The general scheme is `${zig_version}-${commit}-${count}`, so the MicroZig versions will look really similar to
Zigs versions, but with our own commit abbreviations and counters.
As MicroZig sticks to tagged Zig releases, `${zig_version}` will show to which Zig version the MicroZig build is compatible.
Consider the version `0.11.0-abcdef-123` means that this MicroZig version has a commit starting with `abcdef`, which was the 123rd commit of the version that is compatible with Zig 0.11.0.