- int ack = Wire.endTransmission();
- the loop function HAS to be there...I'm just using it to start the AS1130 then pausing for a bit, then resetting, then it loops. It doesn't HAVE to. I could have changed data sets during the pause. etc.
- I already told you where to look for the answer to this and the first question. Did you look?
- why didn't you read about it BEFORE you asked the question?
Why have you STILL not read about I2C?
Here are some links:
There are 100's more.