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- Thu Mar 16, 2017 7:16 am
- Forum: Shield Discussion
- Topic: Can anyone tell me the reason why the shield won't work in this situation?
- Replies: 0
- Views: 1655
I have a problem with the ESP8266 wifi shield and the Arduino Uno Rev 3 I have made it work successfully with either software or hardware serial. However, if I connect a 12 V power supply to the Arduino and remove the usb cable (connecting the arduino to the pc) the STAT led on the wifi shield just ...