RT-Thread-[第二期空气质量分析仪] 第3周作业-下篇RT-Thread问答社区

[第二期空气质量分析仪] 第3周作业-下篇

发布于 2019-09-08 16:44:09 浏览：961 订阅该版

* 本帖最后由 ZMQK_3560 于 2019-9-8 16:49 编辑 *

接上篇
pm25_th.c
```#define THREAD_PM25_STACK_SIZE   256

struct rx_pm25_data pm25data;
static rt_thread_t pm25_thread = RT_NULL;

static rt_uint8_t PM25_ON_OFF;
static rt_uint8_t pm25[] = "PM25-->";
static struct mylog_msg         PM25_MSG = {pm25,0};

void pm25_entry (void *parameter)
{
 rt_err_t result;
 
 while(1)
 {
 
 if(PM25_ON_OFF)
 {
 result = zph02_read_pm25(&pm25data);
 
 if(result == RT_EOK)
 {
 
 //rt_kprintf("get pm2.5: %d.%02d%% ",pm25data.integer, pm25data.decimal);
 PM25_MSG.data = pm25data.integer;
 pm25_data_send();
 }
 else
 rt_kprintf("get pm2.5 fail ! ");
 }
 
 rt_thread_mdelay(2000);
 
 }
 
 
 
}

void pm25_data_send(void)
{
 if( pm25data.integer < 10 )
 led_send_event(EVENT_FLAG2);
 else led_on(LED1);
 mylog(&PM25_MSG); 
 
 
}

void pm25_init (void)
{
 zph02_hw_init();
 
 pm25_thread = rt_thread_create("pm25_thread",
 pm25_entry, RT_NULL,
 THREAD_PM25_STACK_SIZE,
 16, 10
 );
 
 if(pm25_thread != RT_NULL)
 rt_thread_startup(pm25_thread);
 rt_kprintf("thread1_pm25 created ");
 
}

/* 按键中断调用函数  不能有可能导致挂起的函数 */
void key1_PM25_contr(rt_uint8_t value)
{
                PM25_ON_OFF = value;
                if(!PM25_ON_OFF)
                                led_off(LED1);
}```key.c
```void key0_init(void)
{
                rt_err_t status;
          /* 初始化key0为上拉输入*/
                rt_pin_mode(KEY0_PIN, PIN_MODE_INPUT_PULLUP);
                rt_pin_mode(KEY1_PIN, PIN_MODE_INPUT_PULLUP);

/* 绑定中断，边沿触发模式，回调函数为key0_cb */
 status = rt_pin_attach_irq(KEY0_PIN, PIN_IRQ_MODE_FALLING, key0_cb, RT_NULL);
 if(status != RT_EOK)
 {
 rt_kprintf("attach_irq key0_cb error ");
 return;
 }
 
 /* 绑定中断，边沿触发模式，回调函数为key1_cb */
 status = rt_pin_attach_irq(KEY1_PIN, PIN_IRQ_MODE_FALLING, key1_cb, RT_NULL);
 if(status != RT_EOK)
 {
 rt_kprintf("attach_irq key1_cb error ");
 return;
 }
 
 /* 使能中断 */
 rt_pin_irq_enable(KEY0_PIN, PIN_IRQ_ENABLE);
 rt_pin_irq_enable(KEY1_PIN, PIN_IRQ_ENABLE);
 
 rt_kprintf("key irq init complete ");
}

/* key0回调函数 */
void key0_cb(void *args)
{
 rt_uint8_t status;
 static rt_uint8_t key0_TH_flag;
 
 status = rt_pin_read(KEY0_PIN);
 
 if(status == PIN_LOW)
 {
 key0_TH_flag ++;
 if(key0_TH_flag & 0x01)
 {
 key0_TH_contr(1);
 rt_kprintf("key0 on ");
 }
 else 
 {
 key0_TH_contr(0);
 rt_kprintf("key0 off ");
 }
 }

}

/* key1回调函数 */
void key1_cb(void *args)
{
 rt_uint8_t status;
 static rt_uint8_t key1_PM25_flag;
 
 status = rt_pin_read(KEY1_PIN);
 
 if(status == PIN_LOW)
 {
 key1_PM25_flag ++;
 if(key1_PM25_flag & 0x01)
 {
 key1_PM25_contr(1);
 rt_kprintf("key1 on ");
 }
 else 
 {
 key1_PM25_contr(0);
 rt_kprintf("key1 off ");
 }
 
 }

}```![QQ截图20190908155051.png](/uploads/201909/08/164858g9kez702lce9cosc.png)
以上是程序的主要部分，烦请各位多多指正。