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README.md
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@ -8,7 +8,7 @@
<h3 align="center">rp-hal</h3> <h3 align="center">rp-hal</h3>
<p align="center"> <p align="center">
Rust support for the "Raspberry Pi Silicon" family of microcontrollers Rust support for the "Raspberry Silicon" family of microcontrollers
<br /> <br />
<a href="https://docs.rs/rp2040-hal"><strong>Explore the API docs »</strong></a> <a href="https://docs.rs/rp2040-hal"><strong>Explore the API docs »</strong></a>
<br /> <br />
@ -40,23 +40,26 @@
## Getting Started ## Getting Started
So, you want to program your Raspberry Pi Silicon, using the Rust programming So, you want to program your new Raspberry Silicon microcontroller, using the
language. You've come to the right place! Rust programming language. You've come to the right place!
This repository is `rp-hal` - a collection of high-level drivers for the RP2040 This repository is `rp-hal` - a collection of high-level drivers for the
and various associated boards, like the Raspberry Pi Pico and the Adafruit Raspberry Silicon RP2040 micontroller and various associated boards, like the
Feather RP2040. Raspberry Pi Pico and the Adafruit Feather RP2040.
If you want to write an application for Raspberry Pi Silicon, check out our If you want to write an application for Raspberry Silicon, check out our
[RP2040 Project Template](https://github.com/rp-rs/rp2040-project-template). [RP2040 Project Template](https://github.com/rp-rs/rp2040-project-template).
If you want to write code that uses the Raspberry Pi Silicon PIO State Machines, check out [pio-rs](https://github.com/rp-rs/pio-rs). You can even compile PIO programs at run-time, on the RP2040 itself! If you want to write code that uses the Raspberry Silicon PIO State Machines,
check out [pio-rs](https://github.com/rp-rs/pio-rs). You can even compile PIO
programs at run-time, on the RP2040 itself!
If you want to try out some examples on one of our supported boards, check out If you want to try out some examples on one of our supported boards, check out
the list of *Board Support Packages* below, and click through to see the various the list of *Board Support Packages* below, and click through to see the various
examples for each board. examples for each board.
Before trying any of the examples, please ensure you have the latest stable version of Rust installed, along with the right target support: Before trying any of the examples, please ensure you have the latest stable
version of Rust installed, along with the right target support:
```sh ```sh
rustup self update rustup self update
@ -94,10 +97,10 @@ Each BSP includes some examples to show off the features of that particular boar
[Embedded HAL]: https://github.com/rust-embedded/embedded-hal [Embedded HAL]: https://github.com/rust-embedded/embedded-hal
[Cargo Features]: https://doc.rust-lang.org/cargo/reference/features.html [Cargo Features]: https://doc.rust-lang.org/cargo/reference/features.html
### [rp2040-hal] - The HAL for the [Raspberry Pi Silicon RP2040] ### [rp2040-hal] - The HAL for the [Raspberry Silicon RP2040]
You should include this crate in your project if you want to write a driver or You should include this crate in your project if you want to write a driver or
library that runs on the [Raspberry Pi Silicon RP2040], or if you are writing a Board library that runs on the [Raspberry Silicon RP2040], or if you are writing a Board
Support Package (see later on). Support Package (see later on).
The crate provides high-level drivers for the RP2040's internal peripherals, The crate provides high-level drivers for the RP2040's internal peripherals,
@ -110,7 +113,7 @@ There are examples in this crate to show how to use various peripherals
particular board. particular board.
[rp2040-hal]: https://github.com/rp-rs/rp-hal/tree/main/rp2040-hal [rp2040-hal]: https://github.com/rp-rs/rp-hal/tree/main/rp2040-hal
[Raspberry Pi Silicon RP2040]: https://www.raspberrypi.org/products/rp2040/ [Raspberry Silicon RP2040]: https://www.raspberrypi.org/products/rp2040/
### [pico] - Board Support for the [Raspberry Pi Pico] ### [pico] - Board Support for the [Raspberry Pi Pico]
@ -195,12 +198,12 @@ the Arm ELF file to a UF2 format image.
For boards with USB Device support like the Raspberry Pi Pico, we recommend you For boards with USB Device support like the Raspberry Pi Pico, we recommend you
use the UF2 process. use the UF2 process.
The RP2040 contains a Cortex-M0+ processor, which implements the Thumb-2 format The RP2040 contains two Cortex-M0+ processors, which execute Thumb-2 encoded
of the ARMv6-M instruction set. There are no operating-specific features in the ARMv6-M instructions. There are no operating-specific features in the binaries
binaries produced - they are for 'bare-metal' systems. For compatibilty with produced - they are for 'bare-metal' systems. For compatibilty with other Arm
other Arm code (e.g. as produced by GCC), Rust uses the *Arm code (e.g. as produced by GCC), Rust uses the *Arm Embedded-Application Binary
Embedded-Application Binary Interface* standard or EABI. Therefore, any Rust Interface* standard or EABI. Therefore, any Rust code for the RP2040 should be
code for the RP2040 should be compiled with the target `thumbv6m-none-eabi`. compiled with the target *`thumbv6m-none-eabi`*.
More details can be found in the [Project Template](https://github.com/rp-rs/rp2040-project-template). More details can be found in the [Project Template](https://github.com/rp-rs/rp2040-project-template).
@ -223,7 +226,7 @@ runner = "elf2uf2-rs -d"
The `thumbv6m-none-eabi` target may be replaced by the all-Arm wildcard The `thumbv6m-none-eabi` target may be replaced by the all-Arm wildcard
`'cfg(all(target_arch = "arm", target_os = "none"))'`. `'cfg(all(target_arch = "arm", target_os = "none"))'`.
*Step 3* - Boot your RP2040 into "USB Bootloder mode", typically by rebooting *Step 3* - Boot your RP2040 into "USB Bootloader mode", typically by rebooting
whilst holding some kind of "Boot Select" button. On Linux, you will also need whilst holding some kind of "Boot Select" button. On Linux, you will also need
to 'mount' the device, like you would a USB Thumb Drive. to 'mount' the device, like you would a USB Thumb Drive.
@ -247,7 +250,7 @@ probe-rs can autodetect your debug probe, which can make it easier to use.
Currently, probe-rs supports the slightly unusual debug hardware in the RP2040, Currently, probe-rs supports the slightly unusual debug hardware in the RP2040,
but the last released probe-run tool (v0.2.6, as of September 2021), does not. but the last released probe-run tool (v0.2.6, as of September 2021), does not.
However, there is a special version of probe-run for the RP2040 called However, there is a special version of probe-run for the RP2040 called
[probe-run-rs]. [probe-run-rp](https://github.com/rp-rs/probe-run/tree/rp2040-support).
*Step 1* - Install `probe-run-rp`: *Step 1* - Install `probe-run-rp`:

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boards/adafruit_macropad/README.md
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@ -9,7 +9,7 @@ RP2040 chip according to how it is connected up on the Feather.
[adafruit_macropad]: https://github.com/rp-rs/rp-hal/tree/main/boards/adafruit_macropad [adafruit_macropad]: https://github.com/rp-rs/rp-hal/tree/main/boards/adafruit_macropad
[Adafruit Macropad]: https://www.adafruit.com/product/5128 [Adafruit Macropad]: https://www.adafruit.com/product/5128
[rp2040-hal]: https://github.com/rp-rs/rp-hal/tree/main/rp2040-hal [rp2040-hal]: https://github.com/rp-rs/rp-hal/tree/main/rp2040-hal
[Raspberry Pi Silicon RP2040]: https://www.raspberrypi.org/products/rp2040/ [Raspberry Silicon RP2040]: https://www.raspberrypi.org/products/rp2040/
## Using ## Using

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boards/feather_rp2040/README.md
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@ -9,7 +9,7 @@ RP2040 chip according to how it is connected up on the Feather.
[Adafruit Feather RP2040]: https://www.adafruit.com/product/4884 [Adafruit Feather RP2040]: https://www.adafruit.com/product/4884
[feather_rp2040]: https://github.com/rp-rs/rp-hal/tree/main/boards/feather_rp2040 [feather_rp2040]: https://github.com/rp-rs/rp-hal/tree/main/boards/feather_rp2040
[rp2040-hal]: https://github.com/rp-rs/rp-hal/tree/main/rp2040-hal [rp2040-hal]: https://github.com/rp-rs/rp-hal/tree/main/rp2040-hal
[Raspberry Pi Silicon RP2040]: https://www.raspberrypi.org/products/rp2040/ [Raspberry Silicon RP2040]: https://www.raspberrypi.org/products/rp2040/
## Using ## Using

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boards/pico/README.md
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@ -9,7 +9,7 @@ RP2040 chip according to how it is connected up on the Pico.
[Raspberry Pi Pico]: https://www.raspberrypi.org/products/raspberry-pi-pico/ [Raspberry Pi Pico]: https://www.raspberrypi.org/products/raspberry-pi-pico/
[pico]: https://github.com/rp-rs/rp-hal/tree/main/boards/pico [pico]: https://github.com/rp-rs/rp-hal/tree/main/boards/pico
[rp2040-hal]: https://github.com/rp-rs/rp-hal/tree/main/rp2040-hal [rp2040-hal]: https://github.com/rp-rs/rp-hal/tree/main/rp2040-hal
[Raspberry Pi Silicon RP2040]: https://www.raspberrypi.org/products/rp2040/ [Raspberry Silicon RP2040]: https://www.raspberrypi.org/products/rp2040/
## Using ## Using

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boards/pico_explorer/README.md
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@ -10,7 +10,7 @@ RP2040 chip according to how it is connected up on the Pico Explorer.
[Pimoroni Pico Explorer]: https://shop.pimoroni.com/products/pico-explorer-base [Pimoroni Pico Explorer]: https://shop.pimoroni.com/products/pico-explorer-base
[pico_explorer]: https://github.com/rp-rs/rp-hal/tree/main/boards/pico_explorer [pico_explorer]: https://github.com/rp-rs/rp-hal/tree/main/boards/pico_explorer
[rp2040-hal]: https://github.com/rp-rs/rp-hal/tree/main/rp2040-hal [rp2040-hal]: https://github.com/rp-rs/rp-hal/tree/main/rp2040-hal
[Raspberry Pi Silicon RP2040]: https://www.raspberrypi.org/products/rp2040/ [Raspberry Silicon RP2040]: https://www.raspberrypi.org/products/rp2040/
## Using ## Using

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boards/pro_micro_rp2040/README.md
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@ -1,7 +1,7 @@
# [pro_micro_rp2040] - Board Support for the [Sparkfun Pro Micro RP2040] # [pro_micro_rp2040] - Board Support for the [Sparkfun Pro Micro RP2040]
You should include this crate if you are writing code that you want to run on You should include this crate if you are writing code that you want to run on
a [Sparkfun Pro Micro RP2040] - a smaller [RP2040][Raspberry Pi Silicon RP2040] board with USB-C and a WS2812B addressable LED. a [Sparkfun Pro Micro RP2040] - a smaller [RP2040][Raspberry Silicon RP2040] board with USB-C and a WS2812B addressable LED.
This crate includes the [rp2040-hal], but also configures each pin of the This crate includes the [rp2040-hal], but also configures each pin of the
RP2040 chip according to how it is connected up on the Pro Micro RP2040. RP2040 chip according to how it is connected up on the Pro Micro RP2040.
@ -9,7 +9,7 @@ RP2040 chip according to how it is connected up on the Pro Micro RP2040.
[Sparkfun Pro Micro RP2040]: https://www.sparkfun.com/products/18288 [Sparkfun Pro Micro RP2040]: https://www.sparkfun.com/products/18288
[pro_micro_rp2040]: https://github.com/rp-rs/rp-hal/tree/main/boards/pro_micro_rp2040 [pro_micro_rp2040]: https://github.com/rp-rs/rp-hal/tree/main/boards/pro_micro_rp2040
[rp2040-hal]: https://github.com/rp-rs/rp-hal/tree/main/rp2040-hal [rp2040-hal]: https://github.com/rp-rs/rp-hal/tree/main/rp2040-hal
[Raspberry Pi Silicon RP2040]: https://www.raspberrypi.org/products/rp2040/ [Raspberry Silicon RP2040]: https://www.raspberrypi.org/products/rp2040/
## Using ## Using

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rp2040-hal/README.md
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@ -8,7 +8,7 @@
<h3 align="center">rp-hal</h3> <h3 align="center">rp-hal</h3>
<p align="center"> <p align="center">
High-level Rust drivers for the Raspberry Pi Silicon RP2040 Microcontroller High-level Rust drivers for the Raspberry Silicon RP2040 Microcontroller
<br /> <br />
<a href="https://docs.rs/rp2040-hal"><strong>Explore the API docs »</strong></a> <a href="https://docs.rs/rp2040-hal"><strong>Explore the API docs »</strong></a>
<br /> <br />
@ -47,7 +47,7 @@
## Introduction ## Introduction
This is the `rp2040-hal` package - a library crate of high-level Rust drivers This is the `rp2040-hal` package - a library crate of high-level Rust drivers
for the Raspberry Pi Silicon RP2040 microcontroller, along with a collection of for the Raspberry Silicon RP2040 microcontroller, along with a collection of
non-board specific example programs for you to study. You should use this crate non-board specific example programs for you to study. You should use this crate
in your application if you want to write code for the RP2040 microcontroller. in your application if you want to write code for the RP2040 microcontroller.
The *HAL* in the name standards for *Hardware Abstraction Layer*, and comes from The *HAL* in the name standards for *Hardware Abstraction Layer*, and comes from

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rp2040-hal/examples/pwm_blink.rs
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@ -20,7 +20,7 @@ use panic_halt as _;
// Alias for our HAL crate // Alias for our HAL crate
use rp2040_hal as hal; use rp2040_hal as hal;
// Traits we need // Some traits we need
use embedded_hal::PwmPin; use embedded_hal::PwmPin;
use embedded_time::rate::*; use embedded_time::rate::*;
use rp2040_hal::clocks::Clock; use rp2040_hal::clocks::Clock;