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day3按键灭灯

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james
2024-07-25 00:37:35 +08:00
parent 5f50c06c8f
commit da6779f796
11 changed files with 148 additions and 736 deletions
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175
applications/main.c
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@@ -18,19 +18,111 @@
#define GPIO_LED_B GET_PIN(F, 11)
#define GPIO_LED_R GET_PIN(F, 12)
#define THREAD_PRIORITY 25
#define THREAD_STACK_SIZE 1024
#define THREAD_TIMESLICE 5
#define PIN_KEY0 GET_PIN(C,0)
static rt_thread_t tid1 = RT_NULL;
static rt_thread_t tid2 = RT_NULL;
static void key_name_entry(void *parameter);
static void led_name_entry(void *parameter);
static rt_sem_t dynamic_sem = RT_NULL;
int main(void)
{
rt_pin_mode(GPIO_LED_R, PIN_MODE_OUTPUT);
rt_pin_mode(PIN_KEY0, PIN_MODE_INPUT_PULLUP);
dynamic_sem = rt_sem_create("dsem", 0, RT_IPC_FLAG_PRIO);
if (dynamic_sem == RT_NULL)
{
rt_kprintf("create dynamic semaphore failed.\n");
return -1;
}
else
{
rt_kprintf("create done. dynamic semaphore value = 0.\n");
}
tid1 = rt_thread_create("key_thread",
key_name_entry, RT_NULL,
THREAD_STACK_SIZE,
THREAD_PRIORITY, THREAD_TIMESLICE);
if (tid1 != RT_NULL)
{
rt_thread_startup(tid1);
}
tid2 = rt_thread_create("led_thread",
led_name_entry, RT_NULL,
THREAD_STACK_SIZE,
THREAD_PRIORITY, THREAD_TIMESLICE);
if (tid2 != RT_NULL)
{
rt_thread_startup(tid2);
}
// while (1)
// {
// rt_pin_write(GPIO_LED_R, PIN_HIGH);
// rt_thread_mdelay(500);
// rt_pin_write(GPIO_LED_R, PIN_LOW);
// rt_thread_mdelay(500);
// }
}
static void key_name_entry(void *parameter)
{
rt_uint32_t count=0;
while (1)
{
rt_pin_write(GPIO_LED_R, PIN_HIGH);
rt_thread_mdelay(500);
rt_pin_write(GPIO_LED_R, PIN_LOW);
rt_thread_mdelay(500);
if(rt_pin_read(PIN_KEY0) == PIN_LOW)
{
rt_thread_mdelay(100);
if(rt_pin_read(PIN_KEY0) == PIN_LOW)
{
rt_kprintf("key0 is pressed (%d)\r", count++);
rt_sem_release(dynamic_sem);
}
else
{
rt_pin_write(GPIO_LED_R, PIN_LOW);
}
}
else
{
rt_pin_write(GPIO_LED_R, PIN_LOW);
}
rt_thread_mdelay(10);
}
}
static void led_name_entry(void *parameter)
{
rt_uint32_t count=0;
rt_uint32_t result=0;
while (1)
{
result = rt_sem_take(dynamic_sem, RT_WAITING_FOREVER);
if (result == RT_EOK)
{
rt_kprintf("LED HIGH\n");
rt_pin_write(GPIO_LED_R, PIN_HIGH);
}
else
{
rt_kprintf("LED LOW");
rt_pin_write(GPIO_LED_R, PIN_LOW);
}
rt_thread_mdelay(10);
}
}
// #include <rtthread.h>
// #include "hello.h"
@@ -45,78 +137,3 @@ int main(void)
// return 0;
// }
/*
* 程序清单：创建、初始化/脱离线程
*
* 这个例子会创建两个线程，一个动态线程，一个静态线程。
* 静态线程在运行完毕后自动被系统脱离，动态线程一直打印计数。
*/
// #include <rtthread.h>
// #define THREAD_PRIORITY 25
// #define THREAD_STACK_SIZE 512
// #define THREAD_TIMESLICE 5
// static rt_thread_t tid1 = RT_NULL;
// /* 线程1的入口函数 */
// static void thread1_entry(void *parameter)
// {
// rt_uint32_t count = 0;
// while (1)
// {
// /* 线程1采用低优先级运行，一直打印计数值 */
// rt_kprintf("thread1 count: %d\n", count++);
// rt_thread_mdelay(500); // 延时500毫秒
// }
// }
// static char thread2_stack[1024];
// static struct rt_thread thread2;
// /* 线程2入口 */
// static void thread2_entry(void *param)
// {
// rt_uint32_t count = 0;
// /* 线程2拥有较高的优先级，以抢占线程1而获得执行 */
// for (count = 0; count < 10 ; count++)
// {
// /* 线程2打印计数值 */
// rt_kprintf("thread2 count: %d\n", count);
// }
// rt_kprintf("thread2 exit\n");
// /* 线程2运行结束后也将自动被系统脱离 */
// }
// /* 线程示例 */
// int thread_sample(void)
// {
// /* 创建线程1，名称是thread1，入口是thread1_entry */
// tid1 = rt_thread_create("thread1",
// thread1_entry, RT_NULL,
// THREAD_STACK_SIZE,
// THREAD_PRIORITY, THREAD_TIMESLICE);
// /* 如果获得线程控制块，启动这个线程 */
// if (tid1 != RT_NULL)
// rt_thread_startup(tid1);
// /* 初始化线程2，名称是thread2，入口是thread2_entry */
// rt_thread_init(&thread2,
// "thread2",
// thread2_entry,
// RT_NULL,
// &thread2_stack[0],
// sizeof(thread2_stack),
// THREAD_PRIORITY - 1, THREAD_TIMESLICE);
// /* 启动线程2 */
// rt_thread_startup(&thread2);
// return 0;
// }
// /* 导出到 msh 命令列表中 */
// MSH_CMD_EXPORT(thread_sample, thread sample);