CH340G is 5V powered, not 3.3V

nodemcu / nodemcu-devkit

A development kit for NodeMCU firmware

MIT License

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Open muhlpachr opened 9 years ago

muhlpachr commented 9 years ago

CH340G is 5V powered and thus pushing 5V level (through R12 ~4.3V) into ESP12 on RXD0 instead of 3.3V level.

abl commented 9 years ago

This would explain why my 0.9 boards are unstable and difficult to flash.

AkosLukacs commented 8 years ago

Argh, lovely...

MrAda commented 7 years ago

Where is the software for these drivers? The one on here drives me nuts as it keeps disconnecting and connecting.