52 lines
895 B
C
52 lines
895 B
C
#include <stdbool.h>
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#include "board.h"
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#include "ctx.h"
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#include "stack.h"
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#include "queue.h"
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#include "thread.h"
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#include "schedule.h"
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#include "isr.h"
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#include "sys_tick.h"
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#include "semaphore.h"
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#define STACK_SIZE 256
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static stack_t tc_1_stack[STACK_SIZE];
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static struct thread_context tc_1;
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static stack_t tc_2_stack[STACK_SIZE];
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static struct thread_context tc_2;
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static struct semaphore sem;
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void task2(void *arg)
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{
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gpio_open(&led_1);
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gpio_write(&led_1, 0);
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while(1) {
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semaphore_wait(&sem);
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gpio_toggle(&led_1);
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}
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}
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void task1(void *arg)
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{
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while(1) {
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sleep_ms(3000);
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semaphore_post(&sem);
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}
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}
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int main(void)
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{
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board_init();
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sys_tick_init(&timer_1);
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semaphore_init( &sem, 0);
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thread_create(&tc_1, tc_1_stack, STACK_SIZE, task1, NULL, THREAD_PRIO_LOW);
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thread_create(&tc_2, tc_2_stack, STACK_SIZE, task2, NULL, THREAD_PRIO_LOW);
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schedule_start();
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return 0;
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}
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