I double checked the connections but get the error below. Looks like the wrong device type is being read. I checked both processors and they are both a 328P. Arduino: 1.8.13 (Windows 10), Board: "Arduino Uno" C:_MyInstalls\Arduino\hardware\tools\avr/bin/avrdude -CC:_MyInstalls\Arduino\hardware\t…

Error uploading bootloader UNO to UNO

david_2018 August 20, 2021, 11:13pm 4

Do you have the capacitor between RESET and GND on the UNO being used as the programmer?

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