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avrdude: Yikes! Invalid device signature - 13 years ago
Connected up my old Sanguino board to my Windows 7 Samsung 700 series slate, then downloaded the latest Arduino and Sanguino software. Moved Sanguino to Arduino hardware. Compiler couldn't find arduino.h so I copied arduino.h from Arduino cores to Sanguino cores and now I can compile but I can't upload. Error message, avrdude: Yikes! Invalid device signature. I used to be able to run the Saby lennyd - General