WCH CH32V003 RISC-V MCU

The 10-cent RISC-V microcontroller

Highlights

• Lowest-cost RISC-V MCU on the market, from $0.10 in volume
• Replaces 8-bit MCUs at a comparable price with a 32-bit core
• 5V-tolerant IO simplifies drop-in upgrades from legacy designs
• Operational amplifier and comparator on selected variants
• Hardware stack area keeps interrupt latency tight
• Supported by ch32v003fun, PlatformIO and the Arduino core

Specifications