rust-embedded/embedded-hal

A Hardware Abstraction Layer (HAL) for embedded systems

Stars: 2.7k
Forks: 282
Open beginner issues: 1
Indexed issues: 127

Dominant language: Rust
License: Apache-2.0
Last GitHub push: May 26, 2026
Latest indexed: Sep 21, 2026
Contributing guide: No contributing guide
Code of conduct: Code of conduct
Beginner labels: help wanted
PR merge metrics: No merged PRs in 30d

Beginner friendly Everything

Open All

Consider Replacing/Augmenting `embedded-io(-*)` with `alloc::io` and `futures-io` Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

rust-embedded/embedded-hal#747 · 5 comments · 1 reaction · Opened Aug 4, 2026
Write without providing a buffer Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

rust-embedded/embedded-hal#746 · 2 comments · 1 reaction · Opened Aug 4, 2026
CAN: Forbidding DLC>8 is more restrictive than the CAN 2.0 specs. Open

Difficulty 4/5 3-5 days Newbie friendliness 48/100

rust-embedded/embedded-hal#745 · 1 reaction · Opened Aug 2, 2026
CAN `StandardId` and `ExtendedId`: duplicating constant literals is not good practice Open

Difficulty 2/5 1-3 hours Newbie friendliness 55/100

rust-embedded/embedded-hal#744 · 1 comment · Opened Jul 3, 2026
CAN: `ExtendedId::standard_id()` name, comment and implementation Open

Difficulty 2/5 1-3 hours Newbie friendliness 75/100

rust-embedded/embedded-hal#742 · 1 comment · Opened Jul 2, 2026
CAN: returning `Result` instead of `Option` Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

rust-embedded/embedded-hal#741 · 1 reaction · Opened Jul 1, 2026
CAN Frame: `is_remote_frame()` and `new_remote()` Open

Difficulty 3/5 1-2 days Newbie friendliness 65/100

rust-embedded/embedded-hal#740 · 1 comment · Opened Jun 27, 2026
Spi flushing definition improvements Open

Difficulty 2/5 1-3 hours Newbie friendliness 58/100

rust-embedded/embedded-hal#739 · 4 comments · Opened Jun 4, 2026
[RFC] Timer & Alarm Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

rust-embedded/embedded-hal#738 · 12 comments · Opened May 26, 2026
How to impl SpiDevice on multiple Word sizes Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

rust-embedded/embedded-hal#737 · 2 comments · Opened May 11, 2026
New release for embedded-hal digital async traits Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

rust-embedded/embedded-hal#727 · 1 comment · Opened Feb 22, 2026
Cancellation safety of `Read::read` and `Write::write` in embedded-io-async Open

Difficulty 5/5 Over a week Newbie friendliness 28/100

rust-embedded/embedded-hal#719 · 1 comment · Opened Dec 13, 2025
[FEATURE REQUEST] Prepare+Execute semantics for SPI/I2C/I3C/UART/etc. Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

rust-embedded/embedded-hal#714 · Opened Oct 18, 2025
Update to defmt 1.0 Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

rust-embedded/embedded-hal#707 · 1 comment · Opened Sep 25, 2025
io: undocumented behavioral divergence between `std::io` and `embedded-io`. Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

rust-embedded/embedded-hal#694 · Opened Aug 29, 2025
io: `ErrorType` could be split into `Read::Error`, `Write::Error` and `Seek::Error`. Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

rust-embedded/embedded-hal#693 · 3 reactions · Opened Aug 29, 2025
io: Missing methods on the `Seek` and `BufRead` trait Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

rust-embedded/embedded-hal#686 · 1 comment · Opened Aug 26, 2025
io-async: Use ReadReady/WriteReady type state to avoid generating await points Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

rust-embedded/embedded-hal#680 · 4 comments · Opened Aug 14, 2025
io: Scatter/gather / zero-copy APIs Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

rust-embedded/embedded-hal#677 · 3 comments · Opened Aug 8, 2025
[DISCUSSION] GPIO Invert API Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

rust-embedded/embedded-hal#670 · 8 comments · 2 reactions · Opened May 22, 2025
New release for embedded-can Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

rust-embedded/embedded-hal#664 · 2 reactions · Opened Apr 29, 2025
[RFC] [proposal] mmc: add types + traits for SD/MMC peripherals Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

rust-embedded/embedded-hal#661 · Opened Apr 23, 2025
Question about CAN abstractions Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

rust-embedded/embedded-hal#657 · 3 reactions · Opened Apr 9, 2025
Add transmission done query mechanism to embedded-io serial traits (nonblocking flush). Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

rust-embedded/embedded-hal#656 · Opened Apr 3, 2025
Adapter for futures_lite::io Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

rust-embedded/embedded-hal#654 · 1 comment · Opened Mar 20, 2025
Q: How to use Wait::wait_for_low and avoid the race condition between interrupt setup and pin triggering? Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

rust-embedded/embedded-hal#653 · 1 comment · Opened Mar 19, 2025
Expand embedded_io::ErrorKind to better match std::io::ErrorKind. Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

rust-embedded/embedded-hal#648 · 4 comments · Opened Feb 10, 2025
spi: interdependent operations/operations sharing data Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

rust-embedded/embedded-hal#642 · 1 comment · 1 reaction · Opened Nov 25, 2024
[DISCUSSION] Async timer trait for Counting and Capture timer in embedded-hal-async Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

rust-embedded/embedded-hal#638 · Opened Nov 12, 2024
recommend `core::error::Error` for `ErrorType::Error` Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

rust-embedded/embedded-hal#633 · 6 comments · 2 reactions · Opened Sep 25, 2024
We should clarify how e-h-async traits should behave in the face of cancellation Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

rust-embedded/embedded-hal#632 · 3 comments · 1 reaction · Opened Sep 24, 2024
How to read incoming data from SPI MOSI Lane? (not MISO) Open

Difficulty 4/5 3-5 days Newbie friendliness 30/100

rust-embedded/embedded-hal#624 · 2 comments · Opened Aug 17, 2024
Add `BlockDevice` trait to embedded-io Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

rust-embedded/embedded-hal#620 · 1 comment · Opened Jul 31, 2024
Generic bus traits Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

rust-embedded/embedded-hal#615 · 4 comments · Opened Jul 9, 2024
Revisiting the possibility of including generic sensor traits Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

rust-embedded/embedded-hal#614 · 1 comment · Opened Jul 8, 2024
honor `ErrorKind::Interrupted` in `write_all()`? Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

rust-embedded/embedded-hal#611 · 4 comments · Opened Jul 4, 2024
The Crate Does not Compile when the `defmt-03` Feature is Enabled Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

rust-embedded/embedded-hal#610 · 4 comments · Opened Jun 27, 2024
Shared SPI bus between devices with different SPI modes Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

rust-embedded/embedded-hal#608 · 2 comments · Opened Jun 16, 2024
[Discussion] Should sensor driver developers target `embedded-hal-async` only? Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

rust-embedded/embedded-hal#604 · Opened May 27, 2024
Upstreaming some concepts built up in `embedded-time` Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

rust-embedded/embedded-hal#602 · 1 comment · 1 reaction · Opened May 21, 2024
Multipin serial spi interface trait Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

rust-embedded/embedded-hal#597 · 2 comments · 1 reaction · Opened Apr 25, 2024
How do I share an I2c bus between tasks? Open

Difficulty 5/5 Over a week Newbie friendliness 18/100

rust-embedded/embedded-hal#591 · 1 comment · 2 reactions · Opened Apr 18, 2024
Read not implemented for &mut [u8] Open

Difficulty 2/5 1-3 hours Newbie friendliness 55/100

rust-embedded/embedded-hal#587 · 1 comment · Opened Apr 5, 2024
Create an I3C Trait Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

rust-embedded/embedded-hal#586 · 5 comments · 9 reactions · Opened Apr 4, 2024
SpiDevice's interface can't be used for streaming transactions Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

rust-embedded/embedded-hal#583 · 8 comments · 4 reactions · Opened Mar 28, 2024
i2c: Merging of consecutive operations in transaction contract Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

rust-embedded/embedded-hal#582 · 3 comments · 1 reaction · Opened Mar 21, 2024
HAL-Bus SPI Exclusive Device Unsatisfied Traits Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

rust-embedded/embedded-hal#581 · 5 comments · Opened Mar 18, 2024
CAN FD support Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

rust-embedded/embedded-hal#578 · 3 comments · 6 reactions · Opened Feb 28, 2024
Handling of parity and framing errors in embedded-io / embedded-io-async Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

rust-embedded/embedded-hal#577 · 5 comments · Opened Feb 21, 2024
guidance on error handling/propagation of drivers Open

Difficulty 5/5 Over a week Newbie friendliness 32/100

rust-embedded/embedded-hal#576 · 3 comments · Opened Feb 7, 2024

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