CH55x DAT

• DOD1068-DAT - DOD1071-DAT

• CH559-DAT - CH554-DAT

Legacy Wiki

https://w.electrodragon.com/w/Category:CH55X

Boards

• CH551 - https://www.electrodragon.com/product/ch551-mini-dev-board-ch55x-series/
• CH552 - CH554 - https://www.electrodragon.com/product/ch552-ch554-mini-dev-board-ch55x-series/
• CH559 - https://www.electrodragon.com/product/ch559-mini-dev-board-ch55x-series/
• CH554 USB-CDC Relay Board - https://www.electrodragon.com/product/usb-cdc-touch-control-relay-board/

WCH MCU CH55x

• https://github.com/Edragon/ch55xduino
• https://github.com/Edragon/WCH_CH55X

other IDE

• https://github.com/Blinkinlabs/ch554_sdcc

flash tool

• https://github.com/MarsTechHAN/ch552tool

schematic

https://w.electrodragon.com/w/CH55X_HDK

• WCH-PROG

• DOD1068 - DOD1071