2025.12.5

coleam00/Archon2025.12.5Jun 28, 2026by blckmn

AI Summary

This release addresses UART communication stability by fixing the Overrun Error (ORE) flag handling in the HAL interrupt handler when RXNEIE is enabled, alongside reinstating the MSP fixes from the previous version.

Key Highlights

Fix UART HAL interrupt handler for ORE flag
Re-fix MSP pending request cancellation
Re-fix per-byte lastActivityMs

Full Release Notes

<!-- Release notes generated using configuration in .github/release.yml at 7348054f268f0058574719c134e9f149565bb8ea -->

## What's Changed
### Fixes
* [2025.12] fix(uart): clear ORE when RXNEIE is enabled in HAL uartIrqHandler (fixes #15317, #15306) by @tracycam in https://github.com/betaflight/betaflight/pull/15325
* [2025.12] fix(msp): cancel pendingRequest on '$' only, restoring per-byte lastActivityMs by @nerdCopter in https://github.com/betaflight/betaflight/pull/15324


**Full Changelog**: https://github.com/betaflight/betaflight/compare/2025.12.4...2025.12.5