WA00008 [Weact]CH32V203C8T6 Microcontroller Board

Power supply voltage: 5V
● Qingke v4b, system clock frequency up to 144mhz.
● Single-cycle multiply and divide in hardware.
20KB sram, 64KB flash.
● Supply voltage: 3.3v. The GPIO unit is supplied separately.
● Low power modes: Sleep/Hibernate/Standby.
● Reduced to 44.65ua/mhz in running mode.
● Down to 17.90ua/mhz in sleep mode.
● Power-on/power-down reset (POR/PDR), programmable voltage detector (PVD).
● 1x18 channel general DMA controller.
● 2 amplifiers.
● 10 channel 12 bit ADC, 10 channel touch key.
● 4 timers.
● One USB 2.0 full speed host/device interface.
● One USB 2.0 full speed device interface.
● 4 uarts.
● One capable interface (2.0b active).
● Two IIC interfaces, two SPI interfaces.
● 37 I/O ports, mappable to 16 external interrupts.
● Crc calculation unit, 96-bit unique ID.
● Serial 2-wire debug interface.