3 ms·
You could try to use another Arduino as an ISP and reflash the bootloader: https://www.arduino.cc/en/Tutorial/ArduinoISP https://www.arduino.cc/en/Tutorial/Ard
by danieldk 7y ago
You could try to use another Arduino as an ISP and reflash the bootloader:
https://www.arduino.cc/en/Tutorial/ArduinoISP https://www.arduino.cc/en/Tutorial/ArduinoISP