The Arduino ESP32 version 2.0.10 is based on the ESP-IDF v4.4.5 (release notes) and includes mainly bug fixes and new boards support.

Changes

Here is a summary of the major changes.

Main fixes

• Fixes HWCDC::end() by @SuGlider in https://github.com/espressif/arduino-esp32/pull/8247
• Fixes crash when calling twice HWCDC::end() by @SuGlider in https://github.com/espressif/arduino-esp32/pull/8332
• fixes ESP32-C3 WiFiProv and btInUse() by @SuGlider in https://github.com/espressif/arduino-esp32/pull/8243
• Provisioning fix and upgrades by @PilnyTomas in https://github.com/espressif/arduino-esp32/pull/8209
• rainmaker: multiple device callbacks not getting registered by @sanketwadekar in https://github.com/espressif/arduino-esp32/pull/8249
• Fix for timeout issues on WebServer.cpp by @supersjellie in https://github.com/espressif/arduino-esp32/pull/8319

New Boards support & boards updates

• Add Arduino Nano ESP32 target by @facchinm in https://github.com/espressif/arduino-esp32/pull/8417
• Added support for M5Stamp Pico from M5Stack by @MWolfahrt in https://github.com/espressif/arduino-esp32/pull/8301
• Create M5CoreS3 pins_arduino.h and board by @Tinyu-Zhao in https://github.com/espressif/arduino-esp32/pull/8161
• add Adafruit QT PY S3 with 4MB flash 2 MB PSRAM by @hathach in https://github.com/espressif/arduino-esp32/pull/8370
• Add board: Adafruit MatrixPortal ESP32-S3 by @PaintYourDragon in https://github.com/espressif/arduino-esp32/pull/8230
• I have added support for the DFRobot Romeo ESP32-S3 board. by @fary99 in https://github.com/espressif/arduino-esp32/pull/8195
• Add board: Nebula S3 by @DocMonster7 in https://github.com/espressif/arduino-esp32/pull/8257
• Olimex ESP32-GATEWAY fixes in boards.txt and pins_arduino.h by @DanKoloff in https://github.com/espressif/arduino-esp32/pull/8395

Examples & Documentation

• Updated preferences and FAQ documentation (added SPIFFS) by @PilnyTomas in https://github.com/espressif/arduino-esp32/pull/8150
• Add TWAI transmit example by @designer2k2 in https://github.com/espressif/arduino-esp32/pull/8360
• Fixes Serial Example and Adds a new std:func Serial Example by @SuGlider in https://github.com/espressif/arduino-esp32/pull/8409
• Functional interrupt fix by @PilnyTomas in https://github.com/espressif/arduino-esp32/pull/8175

Here is a complete list of all changes.

What's Changed

• Add v2.0.9 into Issue Template by @mrengineer7777 in https://github.com/espressif/arduino-esp32/pull/8156
• Functional interrupt fix by @PilnyTomas in https://github.com/espressif/arduino-esp32/pull/8175
• Create M5CoreS3 pins_arduino.h and board by @Tinyu-Zhao in https://github.com/espressif/arduino-esp32/pull/8161
• Updated preferences and FAQ documentation (added SPIFFS) by @PilnyTomas in https://github.com/espressif/arduino-esp32/pull/8150
• HardwareSerial: fix begin() lock issue on error path by @pillo79 in https://github.com/espressif/arduino-esp32/pull/8182
• Fixes HWCDC::end() by @SuGlider in https://github.com/espressif/arduino-esp32/pull/8247
• fixes ESP32-C3 WiFiProv and btInUse() by @SuGlider in https://github.com/espressif/arduino-esp32/pull/8243
• I have added support for the DFRobot Romeo ESP32-S3 board. by @fary99 in https://github.com/espressif/arduino-esp32/pull/8195
• Add board: Adafruit MatrixPortal ESP32-S3 by @PaintYourDragon in https://github.com/espressif/arduino-esp32/pull/8230
• Add board: Nebula S3 by @DocMonster7 in https://github.com/espressif/arduino-esp32/pull/8257
• Provisioning fix and upgrades by @PilnyTomas in https://github.com/espressif/arduino-esp32/pull/8209
• rainmaker: multiple device callbacks not getting registered by @sanketwadekar in https://github.com/espressif/arduino-esp32/pull/8249
• Update ledc.rst by @w3jc in https://github.com/espressif/arduino-esp32/pull/8218
• Fixes crash when calling twice HWCDC::end() by @SuGlider in https://github.com/espressif/arduino-esp32/pull/8332
• Fix for timeout issues on WebServer.cpp by @supersjellie in https://github.com/espressif/arduino-esp32/pull/8319
• add Adafruit QT PY S3 with 4MB flash 2 MB PSRAM by @hathach in https://github.com/espressif/arduino-esp32/pull/8370
• Added support for M5Stamp Pico from M5Stack by @MWolfahrt in https://github.com/espressif/arduino-esp32/pull/8301
• Update gpio.rst Documentation: typo in function name 'attachInterrupt' by @schrolli in https://github.com/espressif/arduino-esp32/pull/8336
• Add TWAI transmit example by @designer2k2 in https://github.com/espressif/arduino-esp32/pull/8360
• Olimex ESP32-GATEWAY fixes in boards.txt and pins_arduino.h by @DanKoloff in https://github.com/espressif/arduino-esp32/pull/8395
• Fixes Serial Example and Adds a new std:func Serial Example by @SuGlider in https://github.com/espressif/arduino-esp32/pull/8409
• set _use_insecure back to false in setCACert method on WiFiClientSecure.cpp by @tuan-karma in https://github.com/espressif/arduino-esp32/pull/8386
• Set MATRIX_DETACH_* values based on TRM by @colincross in https://github.com/espressif/arduino-esp32/pull/8345
• Soft-AP: get subnet mask by @rstephan in https://github.com/espressif/arduino-esp32/pull/8358
• Add Arduino Nano ESP32 target by @facchinm in https://github.com/espressif/arduino-esp32/pull/8417

Thanks to all new Contributors 🎉

New Contributors

• @pillo79 made their first contribution in https://github.com/espressif/arduino-esp32/pull/8182
• @fary99 made their first contribution in https://github.com/espressif/arduino-esp32/pull/8195
• @PaintYourDragon made their first contribution in https://github.com/espressif/arduino-esp32/pull/8230
• @DocMonster7 made their first contribution in https://github.com/espressif/arduino-esp32/pull/8257
• @w3jc made their first contribution in https://github.com/espressif/arduino-esp32/pull/8218
• @supersjellie made their first contribution in https://github.com/espressif/arduino-esp32/pull/8319
• @MWolfahrt made their first contribution in https://github.com/espressif/arduino-esp32/pull/8301
• @schrolli made their first contribution in https://github.com/espressif/arduino-esp32/pull/8336
• @designer2k2 made their first contribution in https://github.com/espressif/arduino-esp32/pull/8360
• @DanKoloff made their first contribution in https://github.com/espressif/arduino-esp32/pull/8395
• @tuan-karma made their first contribution in https://github.com/espressif/arduino-esp32/pull/8386
• @colincross made their first contribution in https://github.com/espressif/arduino-esp32/pull/8345
• @rstephan made their first contribution in https://github.com/espressif/arduino-esp32/pull/8358
• @facchinm made their first contribution in https://github.com/espressif/arduino-esp32/pull/8417

Full Changelog: https://github.com/espressif/arduino-esp32/compare/2.0.9...2.0.10