The scope of application version upload time size
CH547,CH546 1.5 2022-08-06 837KB
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.

relation files

file name file content
CH549DS1.PDF 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.
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.