Quote:
Originally Posted by knc1
It is active immediately (a few thousand cpu cycles) after power-on.
The SoC on-board rom code uses it.
You should be using a 1.8 volt, low voltage interface level.
The baud rate is not 19200, and never has been.
Use:
115200, 8N1, no flow control
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Sorry, I tried charging PW overnight and the voltage is 4v. I connected the converter, disconnected and reconnected the battery and still nothing.
No output in Putty:
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