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 #10258
• IDF release/v5.1 by @me-no-dev in #10257
• IDF release/v5.3 by @me-no-dev in #10465

Peripherals

UART

• fix(uart): Add missing HP UARTs for ESP32-P4 by @lucasssvaz in #10447
• feat(uart): uart break example improvement by @SuGlider in #10525
• ESP32-P4 UART Pin Definitions by @SuGlider by #10521

PSRAM

• fix(psram): Init PSRAM before app_main to fix mmu_map by @me-no-dev in #10390
• fix(psram): Do not abort if PSRAM is not found by @me-no-dev in #10395
• test(psram): Add PSRAM test by @lucasssvaz in #10409
• fix(spiram): Fix OPI PSRAM init by @me-no-dev in #10406

SDMMC

• feat(sdmmc): Add SDMMC support for P4 + remove BUILTIN LED by @P-R-O-C-H-Y in #10460

Ethernet

• fix(eth): Set default clock in pin value to zero by @me-no-dev in #10513
• Add RMII Ethernet support for ESP32-P4 by @me-no-dev in #10479

I2S

• fix(i2s): Use separate variables when reading and writing by @me-no-dev in #10509

Touch

• feat(touch): Support NG touch driver for P4 by @P-R-O-C-H-Y in #10448

BLE

• fix(ble): Fixed typos (or copy/paste issues) in comments for AD types in BLEAdvertising by @thomasw-mitutoyo-ctl in #10512

Libraries

LittleFS

• fix(littlefs): Use VFSImpl::exists() to avoid false error log by @BlueAndi in #10217
• fix(littlefs): Add missing dependency by @clashman in #10496

Network Events

• fix(NetworkEvents): Don't skip event callbacks in NetworkEvents::remo… by @LeeLeahy2 in #10337
• fix (NetworkEvents lib): remove checks for duplicated event handlers by @vortigont in #10376

HTTP

• fix(http): Replace flush() with clear() in HTTPClient by @me-no-dev in #10269

ESPNow

• change(esp_now_serial): No teardown on retry limit by @ClockeNessMnstr in #10293

Arduino Stream

• fix(api): Update Arduino Stream class by @me-no-dev in #10328
• Fix missing virtual declarations in Stream.h by @TD-er in #10348

Zigbee

• feat(zigbee): Add Zigbee library by @P-R-O-C-H-Y in #10265
• fix(zigbee): Enable the internal pull-up resistor for BUTTON_PIN by @lboue in #10491

Tone

• Adds setToneChannel() implementation by @SuGlider in #10305

OpenThread

• OpenThread Example Improvement by @SuGlider in #10299

Matter

• feat(matter): initial commit with arduino matter lib by @SuGlider in #10467
• Update Matter Light README.md by @lboue in #10357

RTOS

• feature(rtos): Add Tasks status print function by @me-no-dev in #10515

Wire

• Wire library: Add conditional compilation for second I2C interface based on SOC_I2C_NUM by @sivar2311 in #10408

Boards Additions & Updates

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

CI & Testing

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

Documentation

• docs(contrib): Add instructions on how to test changes by @lucasssvaz in #10221

Tooling

• feat(pre-commit): Add JSON formatter to pre-commit hooks by @lucasssvaz in #10324
• feat(esptool): Update esptool to v4.8.1 by @lucasssvaz in #10524

Full Changelog: 3.1.0-RC1...3.1.0-RC2

New Contributors

• @wurongmin made their first contribution in #10342
• @LeeLeahy2 made their first contribution in #10337
• @ClockeNessMnstr made their first contribution in #10293
• @Bharat-Pi made their first contribution in #10402
• @HamzaHajeir made their first contribution in #10415
• @H-sw123 made their first contribution in #10434
• @Sail-211010 made their first contribution in #10477
• @clashman made their first contribution in #10496
• @thomasw-mitutoyo-ctl made their first contribution in #10512
• @zinkett made their first contribution in #10510

Thank you for your contribution! 🎉

The Arduino ESP32 version 3.0.7 is seventh bugfix release based on the ESP-IDF v5.1.4 (release notes).

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

Major changes

• Release packages and libraries fixed to work through Arduino IDE Boards manager

System PR

• IDF release/v5.1 by @me-no-dev in #10505

Libraries

• fix(littlefs): Add missing dependency by @clashman in #10496

CI & Testing

• ci(json): Add requires_any field and use QIO by default to match IDE by @lucasssvaz in #10472
• fix(testing): Checkout proper branch for Wokwi tests and small QoL improvements by @lucasssvaz in #10435
• fix(formatting): Fix formatting and disable JSON hook by @lucasssvaz in #10492
• fix(ci): Change approach in listing the changed boards by @P-R-O-C-H-Y in #10495

Full Changelog: 3.0.6...3.0.7

New Contributors

• @clashman made their first contribution in #10496

The Arduino ESP32 version 3.0.6 is sixth bugfix release based on the ESP-IDF v5.1.4 (release notes).

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

Known issue

This release and its libraries were not generated properly and release is not working through Arduino IDE Board manager, please use release 3.0.7 instead.

Major changes

• new implementation of Zigbee Library
• several fixes

System PR

• IDF release/v5.1 by @me-no-dev in #10410
• IDF release/v5.1 by @me-no-dev in #10446
• IDF release/v5.1 by @me-no-dev in #10454

Core related changes

• digitalPinToInterrupt: fix double pin remapping by @pillo79 in #10373
• fix(psram): Init PSRAM before app_main to fix mmu_map by @me-no-dev in #10390
• fix(psram): Do not abort if PSRAM is not found by @me-no-dev in #10395
• fix(hid): Fix OUTPUT report not received by @me-no-dev in #10398
• fix(spiram): Fix OPI PSRAM init by @me-no-dev in #10406

Peripehrals

HardwareSerial

• fix(HardwareSerial): fix pin remapping in begin() on master by @pillo79 in #10379
• feat(uart) 3.1.x Core: fixes serialEventRun() to avoid calling available() if serialEvent() is not declared by @SuGlider in #10428

Libraries

AsyncUDP

• fix(asyncudp): Fixes and implements tcpip thread locking by @HamzaHajeir in #10415

DNS Server

• fix: DNSServer Lib - improper startup code in WiFi mode by @vortigont in #10366

Rainmaker

• fix(esp-rainmaker): update esp-rainmaker version to 1.5.0 by @Asc91 in #10476
• Update esp-insights version by @Asc91 in #10456

OpenThread

• Update FreeRTOS Symbols in OThreadCLI by @SuGlider in #10412

Wire

• Wire library: Add conditional compilation for second I2C interface based on SOC_I2C_NUM by @sivar2311 in #10408

Zigbee

• feat(zigbee): Add Zigbee library by @P-R-O-C-H-Y in #10265

Boards updates and additions

• Added Sparkfun ESP32-S3 Thing Plus board by @Vigeant in #10382
• Add the Waveshare ESP32-S3-Touch-LCD-1.85 board by @Sail-211010 in #10477
• addition(3rd_party_board): Add Waveshare-S3-touch-lcd by @H-sw123 in #10434
• Add IOXESP32-C6 and ATD3.5-S3 board by @maxpromer in #10471
• Add our new board "cezerio dev ESP32C6" by @DogushC in #10462
• feat(Variants): Add Arduino libraries for Lora 4G Module and Node Wifi o… by @Bharat-Pi in #10402
• fix(boards): Remove partition scheme overwrite from FlashSize menu by @P-R-O-C-H-Y in #10400
• Added variant for Waveshare ESP32-S3-Touch-AMOLED-1.8 by @Y1hsiaochunnn in #10433

CI & Testing

• ci(json): Add configuration requirements to ci.json files by @lucasssvaz in #10385
• fix(build): Fix sdkconfig copy for board manager by @lucasssvaz in #10484
• ci(compilation): Use default partition and add append to FQBN option by @lucasssvaz in #10392
• test(psram): Add PSRAM test by @lucasssvaz in #10409
• ci(tests): Add linpack FPU tests by @lucasssvaz in #10389

Examples

• fix(example): print correct fade direction by @P-R-O-C-H-Y in #10450
• Fix WPS example config initialization by @me-no-dev in #10399
• Update Matter Light README.md by @lboue in #10357

Full Changelog: 3.0.5...3.0.6

New Contributors

• @Bharat-Pi made their first contribution in #10402
• @HamzaHajeir made their first contribution in #10415
• @Asc91 made their first contribution in #10456
• @H-sw123 made their first contribution in #10434
• @Sail-211010 made their first contribution in #10477

Thank you for contribution!

The Arduino ESP32 version 3.0.5 is fifth bugfix release based on the ESP-IDF v5.1.4 (release notes).

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

Known issue

• Rainmaker does not work on all targets (ESP32-S2 is working, ESP32-C6 - rebooting issue, ESP32/ESP32-S3/ESP32-C3 does not work)

System PR

• IDF release/v5.1 by @me-no-dev in #10162
• IDF release/v5.1 by @me-no-dev in #10201
• IDF release/v5.1 by @me-no-dev in #10257
• IDF release/v5.1 by @me-no-dev in #10320

Arduino Lib-builder

• fix(install): Fetch before checkout to avoid errors #212 by @lucasssvaz in espressif/esp32-arduino-lib-builder#212
• fix(UI): Fix breaking changes and lock textual version #214 by @lucasssvaz in espressif/esp32-arduino-lib-builder#214
• Fix Dockerfile and test docker build in PRs #216 by @lucasssvaz in espressif/esp32-arduino-lib-builder#216
• Update ESP32 definition in PlatformIO #217 by @me-no-dev in espressif/esp32-arduino-lib-builder#217

Peripherals

UART

• Fix(UART): ESP32 | ESP32-S2 UART Clock Source by @SuGlider in #10172

Timer

• fix(timer): Typo - milis instead of millis by @leandromattioli in #10193

HAL RGB LED

• Add ability for boards to provide a custom pixel order in neopixelWrite() by @sblantipodi in #10128
• Change "neopixel" references to use RGB LED naming by @SuGlider in #10225

LEDC

• feat(LEDC): Adds the ability to set the clock source for the LEDC by @konzen in #10171

I2C

• fix(i2c): Ensure that semaphore is properly given if init fails by @me-no-dev in #10313

Tone

• Adds setToneChannel() implementation by @SuGlider in #10305

Stream

• fix(api): Update Arduino Stream class by @me-no-dev in #10328
• Fix missing virtual declarations in Stream.h by @TD-er in #10348

Libraries

Networking

• fix(wifiprov): Fix starting Wifi when already provisioned by @P-R-O-C-H-Y in #10151
• fix(client): Make flush() call clear() and deprecate it by @me-no-dev in #10242
• fix(ppp): Fix PPP not working after reboot if no RST by @me-no-dev in #10264
• fix(http): Replace flush() with clear() in HTTPClient by @me-no-dev in #10269
• fix(scan): Make sure scan struct is cleared before set by @me-no-dev in #10282
• fix(scan): Make sure that we do not leak memory if reading the APs fails by @me-no-dev in #10312
• fix(networking): NetworkClientRxBuffer::clear() may not always clear by @TD-er in #10331
• [WiFiScan] Allow allocation in _scanDone() to fail and prevent memory leak by @TD-er in #10335
• Fix(NetworkEvents): Don't skip event callbacks in NetworkEvents::remo… by @LeeLeahy2 in #10337
• fix(events): Fix crash in getStdFunctionAddress by @me-no-dev in #10321

USB

• fix(USB): OTG S2 and S3 debug print by @SuGlider in #10123

SD

• Fix use after free in SD library by @Ariakenom in #10122

OTA

• fix(OTA): Wrap espota --auth flag in quotes by @per1234 in #10126
• ArduinoOTA - change occurrence of client.flush() to clear() by @JAndrassy in #10233

Rainmaker

• feat(RMaker): Register common events for better debugging by @P-R-O-C-H-Y in #10133
• fix(arduino): rain maker common version by @SuGlider in #10338

WebServer

• WebServer - change occurrence of client.flush() to clear() by @JAndrassy in #10234
• [WebServer] Mark functions as const + reduce copy of strings by @TD-er in #10339
• Reduce copy of Strings in WebServer RequestHandler by @TD-er in #10345

ESP-NOW

• change(esp_now_serial): No teardown on retry limit by @ClockeNessMnstr in #10293

FAT

• fix(littlefs): Use VFSImpl::exists() to avoid false error log by @BlueAndi in #10217

3rd Party boards and additions

• feat(board): Add CircuitART Zero S3 board by @CircuitART in #10108
• Added variant for Waveshare ESP32-S3-Touch-LCD-1.69 & ESP32-S3-LCD-1.69 board by @Y1hsiaochunnn in #10118
• feat(board):Update M5Stack related board and pin configuration by @Tinyu-Zhao in #10144
• feat(board): Add Alfredo NoU3 by @BotSpace in #10134
• feat(3rd party board): Add Fri3d Badge 2024 (ESP32-S3-WROOM-1) by @francisduvivier in #10143
• Added LILYGO T-Watch-S3 & T-Watch-Ultra variants by @lewisxhe in #10175
• Adding CodeCell ESP32C3 new 3rd part board by @microbotsio in #10177
• feat(board):Add Heltec Vision Master series boards by @RichardHeltec in #10198
• feat(boards): Add ESP32-2432S028R board support by @Xylopyrographer in #10235
• Added variant for Waveshare ESP32-S3-Zero by @Y1hsiaochunnn in #10241
• fix(arduino): changes ESP32 definition in CMakeLists.txt file by @SuGlider in #10259
• fix(boards): Correct typos in port prop. associations for "Bee" boards by @per1234 in #10276
• Update variants for M5Dial and M5StampS3 by @lboue in #10268
• fix(boards): Remove port property assoc. for non-unique VID/PID pairs by @per1234 in #10271
• Added Unexpected Maker OMGS3 by @UnexpectedMaker in #10298
• update tinyuf2 for Adafruit boards to 0.20.1 by @hathach in #10300
• add waveshare_esp32_touch_amoled_241 by @wurongmin in #10342
• fix(variant): Rename waveshare esp32-s3 board. by @wurongmin in #10355

CI & Testing

• ci(branches): Remove wildcard from branch triggers by @lucasssvaz in #10210
• fix(get.py): Add version checking for installed tools by @lucasssvaz in #10160
• change(build): add -Werror=return-type to default C and C++ flags by @igrr in #10216
• fix(requirements): Avoid version conflicts by @lucasssvaz in #10222
• fix(tests): Use proper API and check for required token by @lucasssvaz in #10223
• fix(chip): Return correct ESP32 chip model by @me-no-dev in #10243
• fix(get.py): Remove existing files before extracting by @lucasssvaz in #10247
• fix(spelling): Fix misspellings detected by codespell and enable it by @lucasssvaz in #10232
• fix(release): Fix release script to use new archive method by @lucasssvaz in #10255
• fix(release): Fix install test on release by @lucasssvaz in #10256
• ci(push): Use FQBN from ci.json by @lucasssvaz in #10267
• ci(release): Make workflows dependent on release completion by @lucasssvaz in #10260
• fix(report): Print correct chip revision by @me-no-dev in #10277
• fix(ci): Log default FQBN if not passed as argument by @P-R-O-C-H-Y in #10302
• feat(pre-commit): Add JSON formatter to pre-commit hooks by @lucasssvaz in #10324
• build(deps): bump cryptography from 42.0.7 to 43.0.1 in /tests by @dependabot in #10284

Examples

• Improving WebServer Example by @mathertel in https://github.com/espressif/arduino-esp32/pu...

The Arduino ESP32 version 3.1.0-RC1 is 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/v5.1 by @me-no-dev in #10162
• IDF release/v5.1 by @me-no-dev in #10201

Arduino Lib Builder

• fix(install): Fetch before checkout to avoid errors by @lucasssvaz in espressif/esp32-arduino-lib-builder#212
• remove not existing zigbee libs by @Jason2866 in espressif/esp32-arduino-lib-builder#210
• Move libs publishing to this repo by @lucasssvaz in espressif/esp32-arduino-lib-builder#209
• Require ninja to be installed and in path to build the libs by @me-no-dev in espressif/esp32-arduino-lib-builder#206
• Use component manager overwrite to help build by @me-no-dev in espressif/esp32-arduino-lib-builder#205
• add zigbee libs for Platformio by @Jason2866 in espressif/esp32-arduino-lib-builder#204
• Fix ESP-DSP breaking the build by @me-no-dev in espressif/esp32-arduino-lib-builder#203
• feat(mbedtls): Enable support for non-AES ciphers in GCM operation by @lucasssvaz in espressif/esp32-arduino-lib-builder#200

Peripherals

UART

• Fix(UART): ESP32 | ESP32-S2 UART Clock Source by @SuGlider in #10172
• fix(uart): sleep retention by @SuGlider in #10248

Timer

• fix(timer): Typo - milis instead of millis by @leandromattioli in #10193

LEDC

• feat(LEDC): Adds the ability to set the clock source for the LEDC by @konzen in #10171

RGB LED

• Add ability for boards to provide a custom pixel order in neopixelWrite() by @sblantipodi in #10128
• Change "neopixel" references to use RGB LED naming by @SuGlider in #10225

Libraries

Networking

• fix(wifiprov): Fix starting Wifi when already provisioned by @P-R-O-C-H-Y in #10151
• fix(client): Make flush() call clear() and deprecate it by @me-no-dev in #10242

SD Card

• Fix use after free in SD library by @Ariakenom in #10122

USB

• fix(USB): OTG S2 and S3 debug print by @SuGlider in #10123

OTA

• fix(OTA): Wrap espota --auth flag in quotes by @per1234 in #10126
• ArduinoOTA - change occurrence of client.flush() to clear() by @JAndrassy in #10233

Rainmaker

• feat(RMaker): Register common events for better debugging by @P-R-O-C-H-Y in #10133

WebServer

• Improving WebServer Example by @mathertel in #10111
• WebServer - change occurrence of client.flush() to clear() by @JAndrassy in #10234

Boards Additions & Updates

• feat(board): Add CircuitART Zero S3 board by @CircuitART in #10108
• Added variant for Waveshare ESP32-S3-Touch-LCD-1.69 & ESP32-S3-LCD-1.69 board by @Y1hsiaochunnn in #10118
• feat(board):Update M5Stack related board and pin configuration by @Tinyu-Zhao in #10144
• feat(board): Add Alfredo NoU3 by @BotSpace in #10134
• feat(3rd party board): Add Fri3d Badge 2024 (ESP32-S3-WROOM-1) by @francisduvivier in #10143
• Added LILYGO T-Watch-S3 & T-Watch-Ultra variants by @lewisxhe in #10175
• Adding CodeCell ESP32C3 new 3rd part board by @microbotsio in #10177
• feat(board):Add Heltec Vision Master series boards by @RichardHeltec in #10198
• feat(boards): Add ESP32-2432S028R board support by @Xylopyrographer in #10235
• Added variant for Waveshare ESP32-S3-Zero by @Y1hsiaochunnn in #10241

Documentation

• docs: correct Float type size in Preferences API and Tutorial documentation by @Xylopyrographer in #10113
• fix(doc): analogReadMilliVolts by @SuGlider in #10125
• docs(BLE): updated obsolete url in library.properties by @sylque in #10147
• docs(BLE): updated obsolete README.md by @sylque in #10148
• docs(vale): Enable vale and fix errors by @lucasssvaz in #10231

CI & Testing

• ci(branches): Remove wildcard from branch triggers by @lucasssvaz in #10210
• change(build): add -Werror=return-type to default C and C++ flags by @igrr in #10216
• fix(tests): Use proper API and check for required token by @lucasssvaz in #10223
• fix(spelling): Fix misspellings detected by codespell and enable it by @lucasssvaz in #10232

Tooling

• fix(get.py): Add version checking for installed tools by @lucasssvaz in #10160
• fix(release): Fix release script to use new archive method by @lucasssvaz in #10255
• fix(get.py): Remove existing files before extracting by @lucasssvaz in #10247
• fix(requirements): Avoid version conflicts by @lucasssvaz in #10222
• fix(chip): Return correct ESP32 chip model by @me-no-dev in #10243

Full Changelog: 3.0.4...3.1.0-RC1

New Contributors

• @CircuitART made their first contribution in #10108
• @Y1hsiaochunnn made their first contribution in #10118
• @Ariakenom made their first contribution in #10122
• @BotSpace made their first contribution in #10134
• @francisduvivier made their first contribution in #10143
• @microbotsio made their first contribution in #10177
• @sylque made their first contribution in #10147
• @sblantipodi made their first contribution in #10128
• @RichardHeltec made their first contribution in #10198
• @konzen made their first contribution in #10171

Thank you everyone for your contribution! 🎉

The Arduino ESP32 version 3.0.4 is fourth bugfix release based on the ESP-IDF v5.1.4 (release notes).

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

System PR

• IDF release/v5.1 by @me-no-dev in #10098
• fix(core): Update versions to 3.0.4 by @me-no-dev in #10106

Peripherals

ADC

• Update analogContinuous function for passing pins as const and constexpr by @rvbc1 in #10044

GPIO

• fix(gpio): add missing include for digitalPinCanOutput() by @P-R-O-C-H-Y in #10070

LEDC

• fix(ledc): Fix freeing channel if not used anymore by @P-R-O-C-H-Y in #10094

UART

• fix(uart): Sets XTAL as clock source for uart by @SuGlider in #10087

Timer

• fix(timer): Add check to avoid crashing by @P-R-O-C-H-Y in #10069

Libraries

Networking

• PPP: add "battery status" read stub functions by @WebDust21 in #10043
• feat(wifi): Allow setting minimum time for wifi scan by @P-R-O-C-H-Y in #10083
• fix(lwip): Add early out in NetworkUDP::parsePacket() when socket has no data by @nitz in #10075

NetworkClientSecure

• fix(wfcs): Replaced expired certificate for howsmyssl.com by @lbernstone in #10063
• fix(ssl): Add size arg to NetworkClientSecure::setCACertBundle by @me-no-dev in #10101

Rainmaker

• fix(rainmaker): Add new partition tables that fits the binary size by @P-R-O-C-H-Y in #10046
• fix(example): Update RainMaker examples to work with ESP32C6 by @P-R-O-C-H-Y in #10096

ESP-NOW

• fix(ESP-NOW): Remove all peers on ESP_NOW.end() by @P-R-O-C-H-Y in #10102

Boards updates & addition

• feat(board): add Waveshare ESP32-S3-Matrix by @Xylopyrographer in #10072
• Enabled the onboard ceramic antenna by default when creating a new project with XIAO_ESP32C6 by @Cincinnatu in #10066

CI & Testing

• ci(tests): Fix workflow errors by @lucasssvaz in #10067
• ci(wokwi): Pass diagram.json file if exists to pytest by @P-R-O-C-H-Y in #9720
• ci(release): Add JSON install test by @lucasssvaz in #10104

Documentation & Examples

• add(template): Add version 3.0.3 to the Issue template by @me-no-dev in #10042
• docs(lib-builder): Add missing requirements and examples by @lucasssvaz in #10040
• fix(readme): Update badge for Build status by @P-R-O-C-H-Y in #10097
• feat(net): Add NAPT examples by @me-no-dev in #10100
• feat: Print chip features bitfield by @Xylopyrographer in #10080

Full Changelog: 3.0.3...3.0.4

New Contributors

• @rvbc1 made their first contribution in #10044
• @nitz made their first contribution in #10075
• @Cincinnatu made their first contribution in #10066

Thank you all for your contribution!

The Arduino ESP32 version 3.0.2 is third bugfix release based on the ESP-IDF v5.1.4 (release notes).

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

Known issues

• ESP Rainmaker does not work with esp32c3 in #10036 (Rainmaker does not work with Bluetooth)

System changes

• IDF release/v5.1 by @me-no-dev in #10038
• fix(idf): Require openthread on H2 and C6 by @me-no-dev in #9934
• fix(libs): Update all libraries to match the core version by @me-no-dev in #10041

Arduino Lib builder changes

• feat(lwip): Use custom LwIP V6 Input hook by @me-no-dev in espressif/esp32-arduino-lib-builder#194
• Add patch to fix the maximum number of TCP PCBs in TIME_WAIT by @me-no-dev in espressif/esp32-arduino-lib-builder#191
• Add temporary fix for mmu map and late init of psram by @me-no-dev in espressif/esp32-arduino-lib-builder#188

Peripherals

RMT

• RMT Legacy Driver option by @SuGlider in #9941

UART

• fix(uart): Set back Pin signal polarity by @SuGlider in #9950

LedC

• feat(ledc): Allow attaching multiple pins to 1 channel by @P-R-O-C-H-Y in #10032

Libraries

WebServer

• Fix timeout in WebServer::_uploadReadByte and handleClient() (#9990) by @TD-er in #9991

Http Client

• fix(httpc): Fix data read was less than expected by @me-no-dev in #9998

SDMMC

• SDMMC: Fix example code by @Akira25 in #10035

File System

• FS library position() to return (size_t) -1 on error by @drmpf in #10002

Networking

• feat(net): Enable IPv6 immediately if already connected by @me-no-dev in #9948
• feat(eth): Allow setting the RX task stack size by @me-no-dev in #10003

Boards additions and updates

• feat(3rd party board): Adding ViraLink IoT Gate Boards by @armp30 in #9841
• Added LilyGo T3S3 variants by @lewisxhe in #9956
• feat (3rd_party_board): Add new Adafruit Feather C6 - rev B by @ladyada in #9961
• fix(nodemcu-32s): Fix Upload Speed menu on Windows by @me-no-dev in #10012
• add(board): Add LOLIN S3 Mini Pro by @wemos in #10021
• change(board): Add default 16MB partition to esp32wroverkit by @tutotio in #10016
• add(board): Add M5Stack NanoC6 Dev Kit by @lboue in #9942

CI and testing

• ci(tests): Fix cache cleaning by @lucasssvaz in #9932
• ci(tests): Fix conclusion status and badge pushing by @lucasssvaz in #10013

Examples

• Fixes WiFiProv.ino by @SuGlider in #9946
• fix(example): Add better WPS logging by @me-no-dev in #9999
• Update Zigbee_Temperature_Sensor.ino by @lboue in #10030

Documentation

• fix(docs): Correct i2s.srt api example by @szprytny in #9968
• docs(lib-builder): Add instructions to use the UI by @lucasssvaz in #9977
• docs(badge): Generate runtime tests badge by @lucasssvaz in #9979
• docs(component): Update to IDF 5.1 and add component manager instructions by @P-R-O-C-H-Y in #10005

Full Changelog: 3.0.2...3.0.3

New Contributors

• @armp30 made their first contribution in #9841
• @szprytny made their first contribution in #9968
• @tutotio made their first contribution in #10016
• @Akira25 made their first contribution in #10035

Thanks everyone for your contribution! 💯

The Arduino ESP32 version 3.0.2 is second bugfix release based on the ESP-IDF v5.1.4 (release notes).

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

System PR

• IDF release/v5.1 by @me-no-dev in #9770
• fix(version): Update version to 3.0.2 by @me-no-dev in #9902
• IDF release/v5.1 by @me-no-dev in #9928
• IDF release/v5.1 by @me-no-dev in #9900

Components

• feat(crypto): Add libsodium to the included components by @me-no-dev in #9821
• feat(uart): Add esp-modbus to the included components by @me-no-dev in #9855

Libraries

BLE

• fix(BLE): Arduino String shall not be used within std::map<> by @SuGlider in #9875
• Adds BLE Characteristic User Description 0x2901 Descriptor by @SuGlider in #9883

BluetoothSerial

• BluetoothSerial - Reduce bluetooth serial flush delay by @vincadrn in #9905

OpenThread

• New OpenThread CLI Arduino Library for ESP32-C6 and ESP32-H2 by @SuGlider in #9908

Networking

• fix(client): Implement readBytes in NetworkClient for faster downloads by @me-no-dev in #9824
• fix(client): Fix NetworkClient::localIP() by @me-no-dev in #9845
• fix(wifi): Fix WiFi setTxPower and getTxPower by @me-no-dev in #9862
• ClientSecure.available() fix for connection closed by remote socket by @JAndrassy in #9869
• feat(net): Switch to typedefs for WiFiClient, WiFiServer, WiFiUdp and WiFiClientSecure by @me-no-dev in #9909

SDMMC

• feat(sdmmc): Add RAW disk functions by @lbernstone in #9796

HTTPClient

• feat(http): Allow to set Accept-Encoding header by @me-no-dev in #9863
• HTTPClient lib - add HTTPCLIENT_NOSECURE build flag by @vortigont in #9893

NetBIOS

• fix(netbios): Return interface address for NetBIOS name lookup by @earlephilhower in #9885

WebServer

• Added support for removing routes in WebServer library by @ayushsharma82 in #9832
• feat: added support for filters in WebServer library by @ayushsharma82 in #9842
• fix: removeRoute should remove all matching routes (WebServer) by @ayushsharma82 in #9851

OTA

• fix(ota): Magic byte check fails with encrypted firmware by @me-no-dev in #9852
• fix(ota): Allow password and partition change while idle by @me-no-dev in #9853

Peripherals

ADC

• fix (adc): fixes limit test by @SuGlider in #9807

RMT

• feat(rmt): Solve neopixel issue by @SuGlider in #9906

Boards additions & updates

• Added new UM FeatherS3 Neo board. by @UnexpectedMaker in #9788
• fix(xtal): Add a way to change the XTAL frequency for SparkFun ESP32 Thing by @me-no-dev in #9844
• change (3rd_party_board): XIAO_C3 delete the definition of pin A3 by @Lesords in #9798
• Add (3rd party board): DPTechnics Walter board support by @vThibo in #9817
• add(board): Add LILYGO T-ETH-Lite by @me-no-dev in #9865
• fix(boards): set XTAL 26MHz for Heltec WiFi & LoRa V1 by @yoursunny in #9889
• PPP: Make modem reset delay configurable by @tl-sl in #9910
• Add variant for Elecrow CrowPanel 7.0" by @lboue in #9897
• fix(boards): boards.txt error by @SuGlider in #9930

CI & Testing

• ci(refactor): Refactor workflows and skip files by @lucasssvaz in #9696
• ci(wifi): Add scan to wifi test by @lucasssvaz in #9805
• ci(refactor): Fix workflows and small improvements by @lucasssvaz in #9793
• ci(boards): Add cache for libs by @P-R-O-C-H-Y in #9877
• ci(tools): Fix tools workflows by @lucasssvaz in #9846
• fix(ci): Fix issues found in workflows by @lucasssvaz in #9829
• ci(tests): Avoid the use of pull_request_target where possible by @lucasssvaz in #9899

Examples

• Deep Sleep Example Fix by @SuGlider in #9904
• fix: Update the root certificate for the BasicHttpsClient example by @a-grealish in #9857
• change(idf): Rename component example and fix compilation warnings by @lucasssvaz in #9801
• fix(time): Fix SimpleTime to also use time servers from DHCP by @me-no-dev in #9886

Documentation

• fix(readme): Fix tests badge by @lucasssvaz in #9781
• docs(i2s): Fix I2S documentation example by @lucasssvaz in #9916
• Update boards.rst by @SuGlider in #9925
• docs(preferences): Fix getBool function by @P-R-O-C-H-Y in #9901

Full Changelog: 3.0.1...3.0.2

New Contributors

• @ayushsharma82 made their first contribution in #9832
• @Lesords made their first contribution in #9798
• @vThibo made their first contribution in #9817
• @a-grealish made their first contribution in #9857
• @vincadrn made their first contribution in #9905
• @tl-sl made their first contribution in #9910

Thanks everyone for your contribution! 🎉

The Arduino ESP32 version 3.0.1 is first bugfix release based on the ESP-IDF v5.1.4 (release notes).

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

Libraries

• Fix getFlashChipMode breaking on S3 and C3 by @me-no-dev in #9758

Networking

• fix(net): Don't unregister events if there are interfaces still open by @me-no-dev in #9706
• fix(net): Fix IPv4 address construction from ip_addr_t and comparison (#9724) by @mathieucarbou in #9725
• feat (WiFiScan): Allow setting scan timeout in milliseconds by @me-no-dev in #9738
• fix(tls): do not attach bundle from runtime by @me-no-dev in #9763
• fix(ssl): Fix load stream memory leak by @me-no-dev in #9767

Peripherals

USB

• feat(usb): Support the new USB IDF API by @me-no-dev in #9761

Arduino as ESP-IDF component

• fix(IDF): Define max IDF version for the component by @me-no-dev in #9703
• feat(idf): Require esp_psram when as component by @me-no-dev in #9762
• fix(idf): Require MDNS as public by @me-no-dev in #9764

Boards Updates & Additions

• fix(3rd party board): Changed Board name to describe board more clearly by @SooDragon in #9773
• Updated Smart Bee Boards for IDE2 & CLI by @strid3r21 in #9778
• add upload_port vid/pid for Adafruit boards by @hathach in #9779
• Addition (3rd_party_board): Add board support for Autosport Labs ESP32-CAN-X2 development board by @brentpicasso in #9683
• fix(boards): Remove duplicate VID/PID from boards.txt and add default CDC/JTAG board by @me-no-dev in #9717
• fix(variant): Arduino Nano ESP32 variant fix for core 3 by @JAndrassy in #9722
• Updated UM boards for IDE2 & CLI by @UnexpectedMaker in #9726
• feat(boards): Add Zigbee menu for all C6/H2 boards by @P-R-O-C-H-Y in #9754
• Add missing parameter to esp32_family board for IDE1 by @me-no-dev in #9759
• feat(partition): Add 4MB No File System partition scheme by @me-no-dev in #9769

Tooling

• fix(release): install missing 'packaging' package by @me-no-dev in #9698
• feat(tools):Use Windows native path separator in ESP_SR model copy command pattern by @per1234 in #9649
• feat(tools): Updated get.py with ability to verify extracted files and skip if ok by @me-no-dev in #8720
• fix(release): Shorten all toolchain names/versions by @me-no-dev in #9760

CI & Testing

• ci(wokwi): Self host Wokwi CLI server by @lucasssvaz in #9701
• fix(ci): Compare correct name of the artifact by @P-R-O-C-H-Y in #9708
• ci(external_libs): Add ZACwire to External libraries compilation test by @lebuni in #9705
• ci(external_libs): Add EthernetESP32 to ext. libraries compilation test by @JAndrassy in #9747
• ci(sizes): Sites test between master and 2.x branch by @P-R-O-C-H-Y in #9755

Documentation

• feat(reports): Update Issue-report.yml with new versions by @me-no-dev in #9699
• change(readme): Update C6 and H2 support by @lucasssvaz in #9697
• docs(libraries): Add new SoCs H2 and C6 to missing parts in docs by @P-R-O-C-H-Y in #9709
• docs(component): Improve Arduino as component documentation by @lucasssvaz in #9765

Full Changelog: 3.0.0...3.0.1

New Contributors

• @lebuni made their first contribution in #9705
• @brentpicasso made their first contribution in #9683
• @mathieucarbou made their first contribution in #9725

Thank you for your contribution 🎉

The Arduino ESP32 version 3.0.0-stable is based on the ESP-IDF v5.1.4 (release notes) and is major release introducing new SoCs & features support.

This release introduce breaking changes and support for new SoCs, ESP32-H2 and ESP32-C6. ESP32-C2 support added, for usage you need to build the libraries using ESP32 Arduino Lib builder.

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

Overview of major changes in 3.0.0 Release

• in progress

Release notes of development releases

• in progress

Libraries

Networking

• fix(eth): Attach ETH events at the correct place by @me-no-dev in #9658
• feat(eth): Enable the possibility to use SPI ETH with only 4 wires by @me-no-dev in #9659
• fix(eth): Fix ETH.end() by @me-no-dev in #9661
• fix(eth): Fix ETH.stop() with IDF SPI by @me-no-dev in #9693

Peripherals fixes

• fix(adc): Remove masking for ADC channel number by @P-R-O-C-H-Y in #9692
• fix(esp-hal-log):Provide a default TAG name for USE_ESP_IDF_LOG logging macro by @mairas in #9686

3rd party boards updates & editions

• Update(3rd_party_board): Updated ESPDuino with extra options by @alexceltare2 in #9642
• feat (3rd_party_board): add support for WeAct Studio ESP32C3 by @loozhengyuan in #9653
• Nano ESP32: delete programmer.default entry (on main) by @pillo79 in #9666
• feat(3rd_party_board):Add GPIO pin mappings for M5Stack CamS3 Unit and select OPI PSRAM by default by @tarosay in #9688

Documentation

• docs(ledc.rst):Fixed outdated function signature (ledcWrite) by @leandromattioli in #9680

Tooling

• Update Kconfig.projbuild to fix LittleFS selective compilation by @monte-monte in #9684
• fix(release): Update merge_package.py by @me-no-dev in #9694

Full Changelog: 3.0.0-rc3...3.0.0

New Contributors

• @loozhengyuan made their first contribution in #9653
• @monte-monte made their first contribution in #9684
• @leandromattioli made their first contribution in #9680
• @tarosay made their first contribution in #9688
• @mairas made their first contribution in #9686

Thanks for your contribution 🎉