The scope of application version upload time size
CH552,CH551 1.7 2023-07-07 785KB
CH551/CH552 datasheet. CH551/CH552 is a low-speed/full-speed USB device and low-cost 8-bit E8051 MCU, with 16K flash+1K RAM 6-channel touch-key detection, ADC, two UARTs, unique ID, etc. CH551/CH552 supports ISP library.

relation files

file name file content
WCHISPTool_Setup.exe MCU burning software of CH54x,CH55x,CH56x,CH643x,CH641x,CH57x,CH58x,CH59x,CH32F10x,CH32F20x,CH32V00x,CH32V10x,CH32V20x,CH32V30x,CH32X03x,CH32L10x