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  Arduino Pre-Release v3.1.0-RC2 based on ESP-IDF v5.3.0+ Stable

  petr.gadorek released this 2024-10-25 17:49:26 +00:00 | 1621 commits to master since this release

  The Arduino ESP32 version 3.1.0-RC2 is second release candidate of new major release based on the ESP-IDF v5.3.0 (release notes).

  ---

  For version migration, please check Migration Guide from v2.X to 3.X

  ---

  System PR

  • IDF release/v5.3 by @me-no-dev in https://github.com/espressif/arduino-esp32/pull/10258
  • IDF release/v5.1 by @me-no-dev in https://github.com/espressif/arduino-esp32/pull/10257
  • IDF release/v5.3 by @me-no-dev in https://github.com/espressif/arduino-esp32/pull/10465

  Peripherals

  UART

  • fix(uart): Add missing HP UARTs for ESP32-P4 by @lucasssvaz in https://github.com/espressif/arduino-esp32/pull/10447
  • feat(uart): uart break example improvement by @SuGlider in https://github.com/espressif/arduino-esp32/pull/10525
  • ESP32-P4 UART Pin Definitions by @SuGlider by https://github.com/espressif/arduino-esp32/pull/10521

  PSRAM

  • fix(psram): Init PSRAM before app_main to fix mmu_map by @me-no-dev in https://github.com/espressif/arduino-esp32/pull/10390
  • fix(psram): Do not abort if PSRAM is not found by @me-no-dev in https://github.com/espressif/arduino-esp32/pull/10395
  • test(psram): Add PSRAM test by @lucasssvaz in https://github.com/espressif/arduino-esp32/pull/10409
  • fix(spiram): Fix OPI PSRAM init by @me-no-dev in https://github.com/espressif/arduino-esp32/pull/10406

  SDMMC

  • feat(sdmmc): Add SDMMC support for P4 + remove BUILTIN LED by @P-R-O-C-H-Y in https://github.com/espressif/arduino-esp32/pull/10460

  Ethernet

  • fix(eth): Set default clock in pin value to zero by @me-no-dev in https://github.com/espressif/arduino-esp32/pull/10513
  • Add RMII Ethernet support for ESP32-P4 by @me-no-dev in https://github.com/espressif/arduino-esp32/pull/10479

  I2S

  • fix(i2s): Use separate variables when reading and writing by @me-no-dev in https://github.com/espressif/arduino-esp32/pull/10509

  Touch

  • feat(touch): Support NG touch driver for P4 by @P-R-O-C-H-Y in https://github.com/espressif/arduino-esp32/pull/10448

  BLE

  • fix(ble): Fixed typos (or copy/paste issues) in comments for AD types in BLEAdvertising by @thomasw-mitutoyo-ctl in https://github.com/espressif/arduino-esp32/pull/10512

  Libraries

  LittleFS

  • fix(littlefs): Use VFSImpl::exists() to avoid false error log by @BlueAndi in https://github.com/espressif/arduino-esp32/pull/10217
  • fix(littlefs): Add missing dependency by @clashman in https://github.com/espressif/arduino-esp32/pull/10496

  Network Events

  • fix(NetworkEvents): Don't skip event callbacks in NetworkEvents::remo… by @LeeLeahy2 in https://github.com/espressif/arduino-esp32/pull/10337
  • fix (NetworkEvents lib): remove checks for duplicated event handlers by @vortigont in https://github.com/espressif/arduino-esp32/pull/10376

  HTTP

  • fix(http): Replace flush() with clear() in HTTPClient by @me-no-dev in https://github.com/espressif/arduino-esp32/pull/10269

  ESPNow

  • change(esp_now_serial): No teardown on retry limit by @ClockeNessMnstr in https://github.com/espressif/arduino-esp32/pull/10293

  Arduino Stream

  • fix(api): Update Arduino Stream class by @me-no-dev in https://github.com/espressif/arduino-esp32/pull/10328
  • Fix missing virtual declarations in Stream.h by @TD-er in https://github.com/espressif/arduino-esp32/pull/10348

  Zigbee

  • feat(zigbee): Add Zigbee library by @P-R-O-C-H-Y in https://github.com/espressif/arduino-esp32/pull/10265
  • fix(zigbee): Enable the internal pull-up resistor for BUTTON_PIN by @lboue in https://github.com/espressif/arduino-esp32/pull/10491

  Tone

  • Adds setToneChannel() implementation by @SuGlider in https://github.com/espressif/arduino-esp32/pull/10305

  OpenThread

  • OpenThread Example Improvement by @SuGlider in https://github.com/espressif/arduino-esp32/pull/10299

  Matter

  • feat(matter): initial commit with arduino matter lib by @SuGlider in https://github.com/espressif/arduino-esp32/pull/10467
  • Update Matter Light README.md by @lboue in https://github.com/espressif/arduino-esp32/pull/10357

  RTOS

  • feature(rtos): Add Tasks status print function by @me-no-dev in https://github.com/espressif/arduino-esp32/pull/10515

  Wire

  • Wire library: Add conditional compilation for second I2C interface based on SOC_I2C_NUM by @sivar2311 in https://github.com/espressif/arduino-esp32/pull/10408

  Boards Additions & Updates

  • Added Unexpected Maker OMGS3 by @UnexpectedMaker in https://github.com/espressif/arduino-esp32/pull/10298
  • Added Sparkfun ESP32-S3 Thing Plus board by @Vigeant in https://github.com/espressif/arduino-esp32/pull/10382
  • Add Waveshare ESP32 Touch AMOLED 2.41 by @wurongmin in https://github.com/espressif/arduino-esp32/pull/10342
  • Add IOXESP32-C6 and ATD3.5-S3 board by @maxpromer in https://github.com/espressif/arduino-esp32/pull/10471
  • Add our new board "cezerio dev ESP32C6" by @DogushC in https://github.com/espressif/arduino-esp32/pull/10462
  • Add Waveshare ESP32-S3-Touch-LCD-1.46 board by @Sail-211010 in https://github.com/espressif/arduino-esp32/pull/10482
  • Added variant for Waveshare ESP32-S3-Touch-AMOLED-1.8 by @Y1hsiaochunnn in https://github.com/espressif/arduino-esp32/pull/10433
  • Add the Waveshare ESP32-S3-Touch-LCD-1.85 board by @Sail-211010 in https://github.com/espressif/arduino-esp32/pull/10477
  • fix(build): Fix sdkconfig copy for board manager by @lucasssvaz in https://github.com/espressif/arduino-esp32/pull/10484

  CI & Testing

  • ci(push): Use FQBN from ci.json by @lucasssvaz in https://github.com/espressif/arduino-esp32/pull/10267
  • ci(release): Make workflows dependent on release completion by @lucasssvaz in https://github.com/espressif/arduino-esp32/pull/10260
  • ci(tests): Add linpack FPU tests by @lucasssvaz in https://github.com/espressif/arduino-esp32/pull/10389
  • fix(ci): Boards test - get correct file for the diff by @P-R-O-C-H-Y in https://github.com/espressif/arduino-esp32/pull/10507

  Documentation

  • docs(contrib): Add instructions on how to test changes by @lucasssvaz in https://github.com/espressif/arduino-esp32/pull/10221

  Tooling

  • feat(pre-commit): Add JSON formatter to pre-commit hooks by @lucasssvaz in https://github.com/espressif/arduino-esp32/pull/10324
  • feat(esptool): Update esptool to v4.8.1 by @lucasssvaz in https://github.com/espressif/arduino-esp32/pull/10524

  ---

  Full Changelog: https://github.com/espressif/arduino-esp32/compare/3.1.0-RC1...3.1.0-RC2

  ---

  New Contributors

  • @wurongmin made their first contribution in https://github.com/espressif/arduino-esp32/pull/10342
  • @LeeLeahy2 made their first contribution in https://github.com/espressif/arduino-esp32/pull/10337
  • @ClockeNessMnstr made their first contribution in https://github.com/espressif/arduino-esp32/pull/10293
  • @Bharat-Pi made their first contribution in https://github.com/espressif/arduino-esp32/pull/10402
  • @HamzaHajeir made their first contribution in https://github.com/espressif/arduino-esp32/pull/10415
  • @H-sw123 made their first contribution in https://github.com/espressif/arduino-esp32/pull/10434
  • @Sail-211010 made their first contribution in https://github.com/espressif/arduino-esp32/pull/10477
  • @clashman made their first contribution in https://github.com/espressif/arduino-esp32/pull/10496
  • @thomasw-mitutoyo-ctl made their first contribution in https://github.com/espressif/arduino-esp32/pull/10512
  • @zinkett made their first contribution in https://github.com/espressif/arduino-esp32/pull/10510

  ---

  Thank you for your contribution! 🎉

  Downloads

  • esp32-3.1.0-RC2.zip
    0 downloads · 2026-07-17 18:50:18 +00:00 · 24 MiB
  • esptool-v4.9.dev1-linux-amd64.tar.gz
    0 downloads · 2026-07-17 18:50:26 +00:00 · 62 MiB
  • esptool-v4.9.dev1-linux-arm32.tar.gz
    0 downloads · 2026-07-17 18:50:32 +00:00 · 44 MiB
  • esptool-v4.9.dev1-linux-arm64.tar.gz
    0 downloads · 2026-07-17 18:50:39 +00:00 · 52 MiB
  • esptool-v4.9.dev1-macos-amd64.tar.gz
    0 downloads · 2026-07-17 18:50:44 +00:00 · 31 MiB
  • esptool-v4.9.dev1-macos-arm64.tar.gz
    0 downloads · 2026-07-17 18:50:49 +00:00 · 28 MiB
  • esptool-v4.9.dev1-win64.zip
    0 downloads · 2026-07-17 18:50:55 +00:00 · 34 MiB
  • package_esp32_dev_index.json
    0 downloads · 2026-07-17 18:50:57 +00:00 · 299 KiB