The Embedded Working Group Newsletter - 13

This is the thirteenth newsletter of the Embedded WG where we highlight new progress, celebrate cool projects, thank the community, and advertise projects that need help!

Discuss on users.rust-lang.org , on twitter , or on reddit !

If you want to mention something in the next newsletter , make sure to leave a comment on the issue.

Highlights

• The min_const_fn feature has landed , allowing for stable use of const fn functions in an embedded context in the upcoming 1.31 release of Rust!
• Frank Pagliughi has kicked off rust-industrial-io , a crate providing an interface to libiio on linux, which is used for communication with industrial sensors and actuators
• gregokent has started development on cortex-r-rt , a runtime crate for Cortex-R processors
• The HAL Impl crate for the Texas Instruments TM4C123 now works on 1.30-beta ! Now is a great time to ensure that your embedded crates will work flawlessly with the 2018 Edition of Rust!

Embedded Projects

If you have an embedded project or blog post you would like to have featured in the Embedded WG Newsletter, make sure to mention it on the tracking issue for the next newsletter , we would love to show it off!

• e-matteson has released their keypad driver , which can be used with keypad matrix circuits. Check out more details on reddit
• Daniel Gallagher has recently released two handy Bluetooth crates in an intro blog post:
  • bluenrg , an embedded-hal crate used to interface with STMicro's series of microcontrollers
  • Bluetooth HCI , a helper crate for interfacing with the Bluetooth Host-Controller interface

embedded-hal Ecosystem Crates

As part of the Weekly Driver Initiative , crates that are part of the embedded-hal ecosystem are now tracked in the Awesome Embedded Rust repository. Here is a current snapshot of what is available there:

Type Status Count Diff Device Crates released 16 0 HAL Impl Crates released 13 +1 Board Support Crates released 11 +2 Driver Crates Released released 15 +3 Driver Crates WIP WIP 40 0 no-std crates released 14 +1

Help Wanted

• Interested in implementing a new target for Embedded Rust? Nuvoton has a development board for the Cortex-M23. Check out the thumbv8m tracking issue if you want to help!