Uploaded January 2026 | Updated September 2026, 3 days ago

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In this video, I show you my miniature microcontroller board with the CH32V003J4M6 chip, and I also demonstrate the driving of the WS2812B RGB LEDs using a timer and DMA.

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Affiliate links:
CH32V003J4M6: https://s.click.aliexpress.com/e/_c4CwBse5
WCH-LinkE programmer: https://s.click.aliexpress.com/e/_DdUKRAz
WS2812B LEDs: https://s.click.aliexpress.com/e/_c4rlk9B9
Breadboard: https://s.click.aliexpress.com/e/_DloYYXN

Article: https://curiousscientist.tech/blog/ch32v003j4m6-mini-board-ws2812b-rgb-led-tim-pwm-dma
Resources: wch-ic.com/products/CH32V003.html
Parts and tools: https://curiousscientist.tech/tools