This is the first bug fix release for the 3.x stable series. It brings a few important fixes and support for the Hallowing M0 Express. Please check out the 3.0.0 release notes for full details on whats new in 3.0.0.
Changes since 3.0.0
- Speed up
import. Thanks @dhalbert for the fix and @daguitarguy for filing the issue. - Fix neopixel write timings on the M4 for SK6812 on 5V. Thanks to @tannewt for the fix, @Thomasinator for the issue and @jerryneedell for testing.
- Fix
UARTon SAMDs. Thanks to @jepler for the find and the fix. Thanks to @jerryneedell for testing. - Add Hallowing M0 Express support. Thanks to @dhalbert and @ladyada.
Installation
To install follow the instructions in our new Welcome to CircuitPython! guide. To install the latest libraries, see this page in that guide.
Try the latest version of the Mu editor for creating and editing your CircuitPython programs and for easy access to the CircuitPython serial connection (the REPL).
All builds are available as both UF2 and bin files here along with test builds.
Documentation
Documentation is available on readthedocs.io.
Here are all the changes since 3.0.0.
This release is based on MicroPython 1.9.3. Support upstream MicroPython by purchasing a PyBoard (from Adafruit here).
mpy-cross
Pre-built mpy-cross executables are available above for MacOS, Windows, Ubuntu, and Raspbian.
Troubleshooting
Check out this guide for info on common problems with CircuitPython. If you are still having, then post to the Adafruit Support Forums and join Discord.