WeAct Studio CH32V003F4U6 RISC-V Low Power Core Demo Board


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SKU: R110771
  1. Processor: QingKe 32-bit RISC-V2A processor
  2. System Frequency: Maximum 48MHz
  3. Memory: 2KB SRAM, 16KB Flash
  4. Power Supply Voltage: 3.3V or 5V
  5. Low-Power Modes: Sleep mode, Standby mode


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Brand: WeAct
Category: IoT Development Boards

The CH32V003 series offers a 32-bit general-purpose RISC-V microcontroller (MCU) based on the QingKe RISC-V2A core design, tailored for industrial-grade applications. It features a robust set of capabilities including a maximum system main frequency of 48MHz, versatile voltage support (3.3V/5V), and extensive peripheral integration. The MCU is equipped with 2KB of SRAM and 16KB of Flash memory, providing ample storage for program and data needs.


  1. Utilizes QingKe 32-bit RISC-V2A processor with support for 2 levels of interrupt nesting.
  2. Offers a maximum system main frequency of 48MHz for efficient processing.
    Includes 2KB SRAM and 16KB Flash memory for data storage and program execution.
  3. Supports dual power supply voltage options: 3.3V or 5V, enabling flexible system design.
  4. Provides multiple low-power modes such as Sleep and Standby to optimize power consumption.
  5. Features a 1-channel general-purpose DMA controller for efficient data transfer.
  6. Incorporates op-amp comparators, a 10-bit ADC, and various timers for precise control and measurement applications.
  7. Includes standard communication interfaces such as USART, I2C, and SPI for versatile connectivity.
  8. Offers 18 I/O ports with external interrupt mapping, enhancing flexibility for peripheral connections.
  9. Implements a 64-bit chip unique ID for device identification and security.
    Features a 1-wire serial debug interface (SDI) for streamlined development and debugging.

Package Includes:

1 x WeAct Studio CH32V003F4U6 RISC-V Low Power Core Demo Board

SKU: R110771 Category:

QingKe 32-bit RISC-V2A processor

Frequency (MHz)




Flash Memory

16 KB

Power Supply Voltage (V)

3.3, 5


1 × 16-bit advanced-control timer, 1 × 16-bit general-purpose timer, 1 × 32-bit SysTick timer, 2 Watchdog Timers (WDOG)

Communication Interface

1 group of I2C interface, 1 group of SPI interface, 1 USART interface

I/O Ports


Shipping Weight 0.01 kg
Shipping Dimensions 9 × 3 × 2 cm
15 Days Warranty

This item is covered with a standard warranty of 15 days from the time of delivery against manufacturing defects only. This warranty is given for the benefit of Robu customers from any kind of manufacturing defects. Replacement will be done against manufacturing defects.

What voids warranty:

If the product is subject to misuse, tampering, static discharge, accident, water or fire damage, use of chemicals & soldered or altered in any way.

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Country Of Origin: China