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Arduino Uno R1 I soldered resistor but I cannot DFU program atmega8u2

atmega8u2 erase But for some reason I get the following error: dfu-programmer: no device present. … Edit 1 I installed the latest version of dfu-programmer and compiled from source via https://sourceforge.net/projects/dfu-programmer/files/dfu-programmer/0.7.2/ but still I get the error. …
Dimitrios Desyllas's user avatar
1 vote
Accepted

Arduino Uno R1 I soldered resistor but I cannot DFU program atmega8u2

category/elektronik/arduino/ it is sometimes not to assume that the atmega8u2 is always the correct value in my case was the at90usb82 resulting into using the following command sequence: sudo dfu-programmer … sudo dfu-programmer at90usb82 reset Further information you can find into: https://forum.arduino.cc/index.php? …
Dimitrios Desyllas's user avatar
1 vote
1 answer
321 views

Flashing ATmega8U2 using another Arduino

As fas as I understand there are some pins close to the AREF pin that can be used in order to attach a programmer. Also how can I temporally attach them without the need of a soldering iron? … Also, if I load into the other Arduino the programmer, then how can I load the firmware using GNU/Linux into the ATmega8U2? …
Dimitrios Desyllas's user avatar