When you block the sensor, that means play. When you unblock the sensor, that means stop. Is that right?
yes
When the sensor is blocked, is the analogRead value above 700 or below 700?
below 700
When you block the sensor, that means play. When you unblock the sensor, that means stop. Is that right?
yes
When the sensor is blocked, is the analogRead value above 700 or below 700?
below 700