Reads the value of the stop button. The start button is a digital sensor that returns 1 when being pressed and 0 when not being pressed.

Syntax

1. stop_button();

Example

1. /*Wait until the start button is pressed.
2. Then, print out the analog sensor value until
3. the stop button is pressed.*/
4. void main()
5. {
1. printf("\nPress start to begin.");
3. while(start_button()!=1)
1. sleep(0.5);
4. while(!stop_button())
5. {
1. printf("\nAnalog Value=%d",analog(3));
1. sleep(0.4);
6. }
7. ao();
6. }