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arendst 2017-02-15 11:24:21 +01:00
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Sonoff-Pow.md

@ -44,3 +44,7 @@ Factor | | The ratio of the real power flowing to the load to
Voltage | V | Current line voltage Voltage | V | Current line voltage
Current | A | Current line current Current | A | Current line current
``` ```
## Debugging
Debugging the Sonoff Pow is a bit tricky as the serial interface has a **direct connection to one of the AC power lines**. Therefore I designed below schematic which allows for serial monitoring at 115200 baud and uploading of firmware up to 57600 baud while AC is connected.
<img alt="OptoSerial" src="https://github.com/arendst/arendst.github.io/blob/master/media/OptoSerial.jpg" />