CH32F20x Datasheet For CH32F203/205/207/208xx V2.3 Overview The CH32F2x series are industrial-grade general-purpose microcontrollers based on 32-bit ARM Râ—‹ CortexTM-M3 core.
The clock speed can be 144MHz.
GPIO is supplied independently (separate from system power supply).
Sources added: Random Number Generator, 4 Operational amplifiers, TouchKey detection, USART/UART increased to 8, Motor timers increased to 4, and an expanded 32-bit general-purpose timer.
Dedicated interfaces: USB2.0 high-speed
