I am getting this error running a sketch to test an ultrasonic sensor: avrdude: verification error, first mismatch at byte 0x0200 0xb0 != 0xff avrdude: verification error; content mismatch Here is the code: #define trigPin 13 #define echoPin 12 void setup() { Serial.begin (9600); pinMode(t…

avrdude error

rwiens November 7, 2012, 1:43am 3

It is an Uno R3. I just double checked that it was properly selected in the IDE.

I just ran the Blink sketch and I get the same thing.

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