if (dataLen == 32 || dataLen == 8) { //ul-c or ev1/ntag key length
errors = param_gethex(tempStr, 0, authenticationkey, dataLen);
dataLen /= 2; // handled as bytes from now on
if (dataLen == 32 || dataLen == 8) { //ul-c or ev1/ntag key length
errors = param_gethex(tempStr, 0, authenticationkey, dataLen);
dataLen /= 2; // handled as bytes from now on