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( 5 )
file category file content version upload time
DataSheet
CH557DS1.PDF CH557 datasheet. CH557 has a built-in 4-port USB Root-HUB and supports USB master-slave mode, with built-in 128 groups of RGB LED controllers, E8051 core, 8K RAM, 64K ROM. CH557 provides ADC, 2 serial ports, 2 SPIs, etc. 1.6 2022-04-29
Driver&Tools
WCHISPTool_Setu... MCU burning software of CH54x,CH55x,CH56x,CH643x,CH641x,CH57x,CH58x,CH59x,CH32F10x,CH32F20x,CH32V00x,CH32V10x,CH32V20x,CH32V30x,CH32X03x,CH32L10x 3.6 2023-10-18
WCHISPTool_CMD.... Multi-platform command line tool for WCH MCU burning online, supports firmware download, verification and other operations for series MCU of WCH via USB or serial port. Contains ISP library and demo programs for customized development of ISP tool. Supports CH54x,CH55x,CH56x,CH643x,CH641x,CH57x,CH58x,CH59x,CH32F10x,CH32F20x,CH32V00x,CH32V10x,CH32V20x,CH32V30x,CH32X03x,CH32L10x series MCU chip. 3.6 2023-10-19
Others
PRODUCT_GUIDE.P... Electronic selection of product selection manual, please refer to related product technical manual for more technical information. 3.3 2024-07-06
PACKAGE.PDF Common package dimensions for CH series ICs: DIP, SKDIP, SDIP, SOP, SSOP, MSOP, QFP, LQFP, QFN, ... 3.6 2023-12-20