• rnielsen

    February 3, 2020 at 9:04 am


    I have the exact same problem.

    I have bought new 3 pcs. Controllino Mini and 1 of them are giving this error all the time (se error below) and the others are working as expected.

    So what can I do to fix the problem? Or is the one Controllino defective and needs to be replaced?


    Sketch uses 2236 bytes (6%) of program storage space. Maximum is 32256 bytes.
    Global variables use 186 bytes (9%) of dynamic memory, leaving 1862 bytes for local variables. Maximum is 2048 bytes.
    avrdude: verification error, first mismatch at byte 0x0042
    0xff != 0xb2
    avrdude: verification error; content mismatch
    avrdude: verification error; content mismatch