Mark Schwarzer / Mbed 2 deprecated Schwarzer_A4_1_Interrupts

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Dependencies:   mbed

main.cpp@1:fdcb0bfe75b7, 2020-10-12 (annotated)

Committer:
markschwarzer
Date:
Mon Oct 12 23:22:33 2020 +0000
Revision:
1:fdcb0bfe75b7
Parent:
0:6b2314a40652
Child:
2:39e295fcc23d
compiles

Who changed what in which revision?

UserRevisionLine numberNew contents of line
markschwarzer 0:6b2314a40652 1 //Mark Schwarzer Assignment 4
markschwarzer 0:6b2314a40652 2
markschwarzer 0:6b2314a40652 3 #include "mbed.h"
markschwarzer 0:6b2314a40652 4
markschwarzer 0:6b2314a40652 5 Ticker tickerLED1; //creat ticker object
markschwarzer 0:6b2314a40652 6 Ticker tickerLED3;
markschwarzer 0:6b2314a40652 7 DigitalOut LEDOut1(LED1);
markschwarzer 0:6b2314a40652 8 DigitalOut LEDOut3(LED3);
markschwarzer 0:6b2314a40652 9 InterruptIn button(p18);
markschwarzer 0:6b2314a40652 10 Timer debounce;
markschwarzer 0:6b2314a40652 11
markschwarzer 0:6b2314a40652 12 void toggle(void);
markschwarzer 0:6b2314a40652 13
markschwarzer 0:6b2314a40652 14 int main() {
markschwarzer 0:6b2314a40652 15 debounce.start();
markschwarzer 0:6b2314a40652 16 button.rise(&toggle); //toggle function to rising edge
markschwarzer 0:6b2314a40652 17 }
markschwarzer 0:6b2314a40652 18 void toggle() {
markschwarzer 0:6b2314a40652 19 if (debounce.read_ms()>200); //allow toggle if debounce timer has passed 200 ms
markschwarzer 0:6b2314a40652 20 LEDOut1 = !LEDOut1;
markschwarzer 0:6b2314a40652 21 debounce.reset(); //restart timer at toggle
markschwarzer 0:6b2314a40652 22
markschwarzer 0:6b2314a40652 23
markschwarzer 0:6b2314a40652 24 }
markschwarzer 0:6b2314a40652 25 void changeLED1() //the function that will be called by the ticker object.
markschwarzer 0:6b2314a40652 26 {
markschwarzer 0:6b2314a40652 27 LEDOut1 = !LEDOut1;
markschwarzer 0:6b2314a40652 28 }
markschwarzer 0:6b2314a40652 29 void changeLED3() //function called for other ticker object LED3
markschwarzer 0:6b2314a40652 30 {
markschwarzer 0:6b2314a40652 31 LEDOut3 = !LEDOut3;
markschwarzer 0:6b2314a40652 32 }
markschwarzer 0:6b2314a40652 33
markschwarzer 1:fdcb0bfe75b7 34 int second()
markschwarzer 1:fdcb0bfe75b7 35 {
markschwarzer 1:fdcb0bfe75b7 36 tickerLED1.attach(&changeLED1,0.2); //the address of the function to call
markschwarzer 1:fdcb0bfe75b7 37 //and the interval in seconds between
markschwarzer 1:fdcb0bfe75b7 38 //calls to that function
markschwarzer 1:fdcb0bfe75b7 39 tickerLED3.attach(&changeLED3,0.8); //changing the interval in seconds for LED3
markschwarzer 0:6b2314a40652 40
markschwarzer 1:fdcb0bfe75b7 41 while(1) {
markschwarzer 1:fdcb0bfe75b7 42 wait(0.1);
markschwarzer 1:fdcb0bfe75b7 43 wait(0.1);
markschwarzer 1:fdcb0bfe75b7 44 wait(0.1);
markschwarzer 1:fdcb0bfe75b7 45 wait(0.1);
markschwarzer 1:fdcb0bfe75b7 46 wait(0.1);
markschwarzer 1:fdcb0bfe75b7 47 //the main loop is spinning every 500ms, but the LED needs to go faster!
markschwarzer 1:fdcb0bfe75b7 48 } //while
markschwarzer 1:fdcb0bfe75b7 49 }
markschwarzer 1:fdcb0bfe75b7 50
markschwarzer 1:fdcb0bfe75b7 51