[CH32V003F4P6-EVT-R0] QingKe 32-bit RISC-V2A processor with 2-level interrupt nesting support Up to 48MHz system main frequency2KB SRAM, 16KB FlashPower supply voltage: 3.3/5VMultiple low-power modes: Sleep, StandbyPower up/down reset, programmable voltage detectorCH32V003 series is based on the QingKe RISC-V2A core design of industrial-grade general- microcontroller, support 48MHz system main frequency, with wide voltage, 1-wire SDI, low-power consumption, ultra-small package, etc. CH32V003 series built-in a group of DMA controller, a group of 10-bit ADC, a group of , multiple and standard communication interfaces USART, IC, SPI, etc.1 group of 1-channel general- DMA controller1 group of 1 group 10-bit ADC1 16-bit advanced-control timer and 1 16-bit general- timer2 watchdog and 1 32-bit SysTick timer1 USART interface, 1 group of IC interface, 1 group of SPI interface18 I/O ports, mapping an external interrupt64-bit chip unique ID1-wire serial debug interface(SDI)Colour:GreenMaterial:PCBPackage Contents:1 * CH32V003 Development board1 * WCH-Link5 * CH32V003F4P6 chipOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.