<p>Features: [CH32V003F4P6-EVT-R0]QingKe 32-bit RISC-V2A processor with 2-level interrupt nesting support; Up to 48MHz system main frequency; 2KB SRAM, 16KB Flash; Power supply voltage: 3.3\/5V</p> <p>Multiple low-power modes: Sleep, Standby</p> <p>Power up\/down reset, programmable voltage detector</p> <p>1 group of 1-channel general- DMA controller; 1 group of ; 1 group 10-bit ADC; 1 16-bit advanced-control timer and 1 16-bit general- timer; 2 watchdog and 1 32-bit SysTick timer; 1 USART interface, 1 group of IC interface, 1 group of SPI interface; 18 I\/O ports, mapping an external interrupt; 64-bit chip unique ID; 1-wire serial debug interface(SDI)</p> <p>CH32V003 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.</p> <p>Features: </p> <p>[CH32V203C8T6-EVT-R0]</p> <p>Qingke V4B, up to 144MHz system clock frequency.</p> <p>Single-cycle multiplication and hardware division.</p> <p>20KB SRAM, 64KB Flash.</p> <p>Supply voltage: 2.5V\/3.3V. GPIO unit is supplied independently.</p> <p>Low-power modes: sleep\/stop\/standby.</p> <p>Down to 44.65uA\/MHz in Run mode.</p> <p>Down to 17.90uA\/MHz in Sleep mode.</p> <p>Power-on\/power-down reset (POR\/), programmable voltage detector (PVD).</p> <p>1 x 18-channel general DMA controllers.</p> <p>2 amplifiers.</p> <p>10-channel 12-bit ADC, 10-channel TouchKey.</p> <p>4 .</p> <p>One USB2.0 full-speed host\/device interface.</p> <p>One USB2.0 full-speed device interface.</p> <p>4 UARTs.</p> <p>One CAN interface (2.0B active).</p> <p>2 IIC interfaces, 2 SPI interfaces.</p> <p>37 I\/O ports, can be mapped to 16 external interru.</p> <p> calculation unit, 96-bit unique ID.</p> <p>Serial 2-wire debug interface.</p> <p>Material: PCB</p> <p>colour: Green</p> <p>Package Contents: </p> <p>1 x CH32V003F4P6 Evaluation Board</p> <p>1 x CH32V203C8T6 Evaluation Board</p> <p>1 x Download Debugger</p> <p>5 x CH32V003F4P6 chip</p> <p>5 x CH32V203C8T6 chip</p> <p>Only the above package content, other products are not included.</p> <p>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.</p>