The scope of application version upload time size
CH554 1.8 2022-08-08 827KB
CH554 datasheet. CH554 is an 8-bit E8051 MCU and supports low-speed USB host/slave and full-speed USB host/slave, with feature of low cost. It provides 16K program ROM and 1K+256 RAM, supports USB host and USB device, ADC, Touch-key, 3 sets of timers, PWM, 2 UARTs and SPI, etc.

relation files

file name file content
CH559DS1.PDF CH559 datasheet. Dual low/full-speed USB host/device +ADC 8-bit E8051 MCU. 64KB Flash-ROM, 6KB on-chip xRAM. Supports USB host and USB device modes. Provides dual port Root-HUB, ADC, 4 timers/PWM, 2 UARTs, 2 SPIs, etc.
CH236DS1.PDF CH236 datasheet. CH236 supports fast charging protocols such as PD3.0/2.0, BC1.2, etc. CH236 supports AC/DC constant voltage loop and constant current loop, and has built-in DC/DC control module, with features of high integration and simplified peripherals.
WCHISPTool_Setup.exe The MCU series chip program burning software supports user program programming, verification and DataFlash operation, and supports three interfaces of USB, serial port and network.