ArduinoCore-avr

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9

Please add tags for each Arduino AVR Boards release. I can provide the necessary `git tag` commands if that would be helpful.

per1234

Expose MCUSR register to applications using GPIOR0

1

This allows applications to handle reset reasons, e.g. watchdog, reset button, ... by reading a general purpose register (GPIOR0) without affecting current MCUSR implementation.

jpcornil-git

### Describe the request The STK600 development board is fully compatible with the Arduino IDE [https://github.com/zarpli/STK600](https://github.com/zarpli/STK600) It would be very helpful if you add the following parameters in "programmers.txt" file:...

zarpli

Arduino Uno brown-out level too low?

5

Someone on IRC just pointed out that the brown-out level of the Arduino Uno, at least the one specified by the [0xFD extended fuse in the boards.txt](https://github.com/arduino/ArduinoCore-avr/blob/master/boards.txt#L69) (not sure about...

matthijskooijman

Created flexible SPI transfer functions

3

This is a small update for the core SPI library for AVRs (only one SPI peripheral). The concepts can be applied to other cores so that ultimately these functions could...

oclyke

USB enumeration timeouts due to missing ZLPs

4

USBCore doesn't send required ZLPs for device-to-host transfers. This can cause timeouts during enumeration, among other problems. Test case outline: create a HID interface with a report descriptor that's exactly...

tlyu

Arduino Micro USB Serial cannot receive exactly 64 bytes at once

10

This issue was first reported in my project here https://github.com/kervinck/gigatron-rom/issues/36 but I now believe the root cause might be in USBCore.cpp Tested in Ardiuno IDE 1.8.1 and 1.8.6 (arduino-PR-6886-BUILD-734-macosx.zip) BN:...

kervinck

Wire library read() returns 0xFF on reading only one byte

2

I am having a weird problem with my I2C code. The problem is that when I try to read only 1 byte in the master I get 0xFF but if...

velechit

Bump actions/upload-artifact from 3 to 4

1

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 3 to 4. Release notes Sourced from actions/upload-artifact's releases. v4.0.0 What's Changed The release of upload-artifact@v4 and download-artifact@v4 are major changes to the backend architecture of Artifacts....

dependabot[bot]

Shorten critical section in micros()

1

The critical section in `micros()` is longer than it needs to be. The interrupt flag register has to be read within the critical section, but testing whether the overflow count...

edgar-bonet