Issues

• We need a new version of toolchain

  openwch/arduino_core_ch32#274 · Filter by author DeqingSun opened on Oct 28, 2026
  1

• Programming CH32V006 (and others) via UART - has it been done?

  openwch/arduino_core_ch32#261 · Filter by author maxint-rd opened on Sep 9, 2026
  3

• Up and Running on Arduino IDE 2 in MacOS (M4 Silicon)

  openwch/arduino_core_ch32#260 · Filter by author Audio-Rochey opened on Sep 8, 2026
  4

• any possibility to update the release to reflect the current code

  openwch/arduino_core_ch32#259 · Filter by author felixardyansyah opened on Sep 7, 2026
  7

• CH32X033F8P6 (812634f11) USB Device test

  openwch/arduino_core_ch32#258 · Filter by author BitByteBeetle opened on Aug 10, 2026
  6

• CH32X033F8P6 UART Serial Output Not Working with CH340N USB-TTL Adapter

  openwch/arduino_core_ch32#256 · Filter by author jagadheeswarivenkata-lgtm opened on Jun 18, 2026
  15

• CH32X033F8P6 Programming via USB CDC to Arduino ide Without WCH-Link

  openwch/arduino_core_ch32#255 · Filter by author Saandeeparduino opened on Jun 17, 2026
  2

• Serial not work in ch32v003

  openwch/arduino_core_ch32#251 · Filter by author zhongjru opened on Apr 19, 2026
  2

• pinMode()/digitalWrite() silently fails for PB8-PB15 on CH32V203CxTx

  openwch/arduino_core_ch32#246 · Filter by author JYPochez opened on Apr 5, 2026
  5

• Not enough "Arduino pins" defined on high-pin-count chips/boards

  openwch/arduino_core_ch32#245 · Filter by author WestfW opened on Apr 2, 2026
  2

• [Bug]: YD-CH32V307VCT6 (8MHz HSE) fails to boot with Arduino/PlatformIO - Clock initialization issue

  openwch/arduino_core_ch32#243 · Filter by author rtek1000 opened on Mar 19, 2026
  1

• STOP mode on CH32V203 ??

  openwch/arduino_core_ch32#242 · Filter by author fulda1 opened on Feb 7, 2026
  3

• Failed to install platform: 'WCH:ch32v:25.12.23'. Error: 4 DEADLINE_EXCEEDED

  openwch/arduino_core_ch32#236 · Filter by author boda-akos opened on Dec 26, 2025
  2

• Interactive debugger issues

  openwch/arduino_core_ch32#235 · Filter by author dfleck opened on Dec 22, 2025
  9

• SD card driver for Arduino SdFat V1.3.0. - anybody??

  openwch/arduino_core_ch32#234 · Filter by author boda-akos opened on Dec 19, 2025
  6

• i need to use NTC with ch32v003

  openwch/arduino_core_ch32#231 · Filter by author mostafagoudahelal opened on Nov 17, 2025
  2

• i can't loading the code for CH32v003 AlexanderMandera

  openwch/arduino_core_ch32#230 · Filter by author mostafagoudahelal opened on Nov 14, 2025
  2

• Install from board manager fails

  openwch/arduino_core_ch32#228 · Filter by author ChuckM opened on Oct 9, 2025
  3

• What is the best way to configure the external clock?

  openwch/arduino_core_ch32#221 · Filter by author rtek1000 opened on Sep 2, 2025
  4

• CH32V006 input - output impedance

  openwch/arduino_core_ch32#219 · Filter by author boda-akos opened on Aug 23, 2025
  6

• CH32V103 EEPROM Lib Issues

  openwch/arduino_core_ch32#213 · Filter by author KenRouKoro opened on Jul 16, 2025
  11

• Support for CH32X035C8T6

  openwch/arduino_core_ch32#212 · Filter by author Sod-Almighty opened on Jul 9, 2025
  3

• When I installed version 1.0.4 of Windows, the IDE promptly popped up with an error message:

  openwch/arduino_core_ch32#209 · Filter by author RegulusSource opened on Jul 6, 2025
  1

• MacOS Apple Silicon Support

  openwch/arduino_core_ch32#208 · Filter by author zoul0813 opened on Jul 3, 2025
  4

• 编译arduino内置案例StandardFirmata时报错如下，怎解？

  openwch/arduino_core_ch32#207 · Filter by author pythoniot opened on Jul 2, 2025
  5