mbed_example / Mbed OS rtos_isr

isr example

main.cpp

Committer:
emilmont
Date:
2012-07-13
Revision:
1:3043ec651794
Parent:
0:4979ad0f5cb9
Child:
2:3ded4c6c9dff

File content as of revision 1:3043ec651794:

#include "mbed.h"
#include "rtos.h"

Queue<uint32_t, 5> queue;

DigitalOut myled(LED1);

void queue_isr() {
    queue.put((uint32_t*)2);
    myled = !myled;
}

void queue_thread(void const *argument) {
    while (true) {
        queue.put((uint32_t*)1);
        Thread::wait(1000);
    }
}

int main (void) {
    Thread thread(queue_thread);
    
    Ticker ticker;
    ticker.attach(queue_isr, 1.0);
    
    while (true) {
        osEvent evt = queue.get();
        if (evt.status != osEventMessage) {
            printf("queue->get() returned %02x status\n\r", evt.status);
        } else {
            printf("queue->get() returned %d\n\r", evt.value.v);
        }
    }
}