2 open source boards using the CH32V203CxTx

Real designs built with the CH32V203CxTx, from public GitHub projects: a quick way to see how others power, decouple and connect it. Each board comes with its KiCad files, full parts list and a render — and you can simulate its firmware on HardLabs.

The CH32V203CxTx in open source designs

The gallery holds 2 open source boards using the CH32V203CxTx from 2 GitHub repositories; a typical one measures about 35 × 38.5 mm and carries around 172 components.

50% are two-layer designs, the rest use four layers or more, and 100% carry an open source license.

The most starred is Rvice adc by dragonlock2.

Microcontrollers on boards using the CH32V203CxTx

What boards using the CH32V203CxTx are built for

CH32V203CxTx: common questions

Where can I find a CH32V203CxTx reference design?

Each of the 2 boards on this page is a real design using the CH32V203CxTx. Open one to see how it is wired up, with the full BOM, a render of the layout and links to its KiCad files.

Which microcontrollers do boards using the CH32V203CxTx use?

Most are built on FPGA (1) and RISC-V (1).

How big is a typical board using the CH32V203CxTx?

The median is 35 × 38.5 mm, and 50% are two-layer designs.

What is the most popular open source board using the CH32V203CxTx?

By GitHub stars, Rvice adc by dragonlock2, with 13 stars.

Can I simulate one of these boards using the CH32V203CxTx before building it?

Yes. HardLabs turns a board's netlist and BOM into a working simulation, so you can boot and test firmware against it with no hardware on your desk.

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