The scope of application version upload time size
CH549,CH548 1.7 2022-08-08 900KB
CH549/CH548 datasheet. An 8-bit enhanced USB MCU with multiple interfaces. It provides 64K program ROM and 2K+256 RAM. It supports USB host, USB device and Type-C CC and PD. It provides 16-channel Touch-key, 16-channel ADC, 3 sets of timers, 8-channel PWM, 4-channel UART and SPI, etc.

relation files

file name file content
CH547DS1.PDF CH547/CH546 datasheet. 8-bit enhanced multi-interface USB MCU, with 64KB FlashROM, 1KB+256B RAM. The CH547/CH546 supports USB device, 12-channel ADC, 3 timers, 4 channels of PWM, 4 UARTs, SPI, etc.
WCHISPTool_Setup.exe MCU burning software of CH54X, CH55X, CH56X, CH57X, CH58X, CH32F10X, CH32F20X, CH32V00X, CH32V10X, CH32V20X, and CH32V30X, which supports user program burning, verification, and DataFlash operation, supports USB, UART and network interfaces.