Comu Fits a 144MHz CH32V203 RISC-V Board Inside a USB-A Port

Posted by bob on Aug 6, 2026 10:09 AM EDT
LinuxGizmos.com
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Tindie recently listed Comu, a compact development board built around the WCH CH32V203 RISC-V microcontroller. Measuring 13 × 9.4mm, the board fits inside a USB-A port and combines programmable touch controls, LEDs, USB device support, and access to several GPIO signals. The CH32V203 operates at up to 144MHz using its internal oscillator and provides 224KB […]

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