Datasheet

6
#if DEBUG
for(int j=0; j<9; j++)
{
Serial.print(data[j]);
Serial.print(" ");
}
Serial.println("");
#endif
if((i != 9) || (1 + (0xFF ^ (byte)(data[1] + data[2] + data[3]
+ data[4] + data[5] + data[6] + data[7]))) != data[8])
{
return false;
}
CO2PPM = (int)data[2] * 256 + (int)data[3];
temperature = (int)data[4] - 40;
return true;
}