CH340E CH340C CH9340C USB to TTL module can be used as PRO MINI downloader
$0.45 ~ $0.49
Price includes service fee; after ordering, we source and consolidate shipping from factories.
Estimated domestic shipping ≈ $0.59(1 pieces estimated, actual cost determined at checkout)
Specification model
Quantity
Total 4 specifications
资料链接：https://www.wch.cn/product/CH340.html
CH340E USB转TTL 可以作为Pro mini下载器