joseph chen / Mbed 2 deprecated button_test

button trigger interrupt 20160528

Dependencies:   mbed

Fork of Nucleo_read_button_interrupt by joseph chen

main.cpp@1:19e910fda737, 2016-05-05 (annotated)

Committer:
ittraining
Date:
Thu May 05 03:36:22 2016 +0000
Revision:
1:19e910fda737
Parent:
0:912303e63cbd
Child:
2:4103c09a0f63
button interrupt;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
bcostm 0:912303e63cbd 1 #include "mbed.h"
bcostm 0:912303e63cbd 2
bcostm 0:912303e63cbd 3 InterruptIn mybutton(USER_BUTTON);
bcostm 0:912303e63cbd 4 DigitalOut myled(LED1);
bcostm 0:912303e63cbd 5
bcostm 0:912303e63cbd 6 float delay = 1.0; // 1 sec
bcostm 0:912303e63cbd 7
ittraining 1:19e910fda737 8 void pressed_down()
bcostm 0:912303e63cbd 9 {
bcostm 0:912303e63cbd 10 if (delay == 1.0)
bcostm 0:912303e63cbd 11 delay = 0.2; // 200 ms
bcostm 0:912303e63cbd 12 else
bcostm 0:912303e63cbd 13 delay = 1.0; // 1 sec
bcostm 0:912303e63cbd 14 }
ittraining 1:19e910fda737 15
ittraining 1:19e910fda737 16
bcostm 0:912303e63cbd 17
bcostm 0:912303e63cbd 18 int main()
bcostm 0:912303e63cbd 19 {
ittraining 1:19e910fda737 20 // mybutton.fall(&pressed_down);
ittraining 1:19e910fda737 21 mybutton.rise(&pressed_down);
bcostm 0:912303e63cbd 22 while (1) {
bcostm 0:912303e63cbd 23 myled = !myled;
bcostm 0:912303e63cbd 24 wait(delay);
bcostm 0:912303e63cbd 25 }
bcostm 0:912303e63cbd 26 }