Luca Mottola / Mbed OS AthensFall19-BlinkThreadCallback

Blink using Thread and Callback

main.cpp@0:13988e5bca16, 2018-11-08 (annotated)

Committer:
lmottola
Date:
Thu Nov 08 17:29:13 2018 +0000
Revision:
0:13988e5bca16
Initial commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
lmottola 0:13988e5bca16 1 #include "mbed.h"
lmottola 0:13988e5bca16 2
lmottola 0:13988e5bca16 3 Thread thread;
lmottola 0:13988e5bca16 4 DigitalOut led1(LED1);
lmottola 0:13988e5bca16 5 volatile bool running = true;
lmottola 0:13988e5bca16 6
lmottola 0:13988e5bca16 7 // Blink function toggles the led in a long running loop
lmottola 0:13988e5bca16 8 void blink(DigitalOut *led) {
lmottola 0:13988e5bca16 9 while (running) {
lmottola 0:13988e5bca16 10 *led = !*led;
lmottola 0:13988e5bca16 11 wait(1);
lmottola 0:13988e5bca16 12 }
lmottola 0:13988e5bca16 13 }
lmottola 0:13988e5bca16 14
lmottola 0:13988e5bca16 15 // Spawns a thread to run blink for 5 seconds
lmottola 0:13988e5bca16 16 int main() {
lmottola 0:13988e5bca16 17 thread.start(callback(blink, &led1));
lmottola 0:13988e5bca16 18 wait(5);
lmottola 0:13988e5bca16 19 running = false;
lmottola 0:13988e5bca16 20 thread.join();
lmottola 0:13988e5bca16 21 }