- Was a bit concerned that some output signals (RTS, DTR) were shown to be active low on CH3403 symbol in KiCad, so I wanted to double check the circuitry
- Programming Circuit Video Explanation:
- Data Sheet: https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2406191656_WCH-Jiangsu-Qin-Heng-CH340C_C84681.pdf
- ESP 32 Development board schematic, shows same programing circuit, though they use BJTs
Discussions
Become a Hackaday.io Member
Create an account to leave a comment. Already have an account? Log In.