TEST/TEST_Prj/stm32_SmartLed_proprj/Demo/USER/main.c

#include "led.h"
#include "delay.h"
#include "sys.h"
#include "stm32f10x.h"
#include "stdio.h"
#include "key.h"
#include "usart.h"
#include "drive_dht11.h"
#include "bh1750.h"
#include "ds1302.h"
#include "oled.h"
#include "sk9822.h"

u8 humi=0;//湿度值
u8 temp=0;//温度值
u8 buffer[10]={0}; 
u16 GzVal=0;  //实际光照值
char ShowBuf[16]={0};
char DateShowBuf[30]={0};
char SendBuff[50]={0};
short TEMP = 0;
u16 cj_val=0;//测距值

u8 ld_val=0;//亮度值
u8 openflag=0;//手动模式开关按钮

int set_s1=7,set_f1=0; //设置 时间1 
int cnt_s1=0,cnt_f1=0,cnt_m1=0;//学习时间 时分秒
#define RT_INPUT PBin(1)//人体红外感应

#define KEY_GPIO_PROT   GPIOA 
#define KEY1_GPIO_PIN 	GPIO_Pin_0
#define KEY2_GPIO_PIN 	GPIO_Pin_1
#define KEY3_GPIO_PIN 	GPIO_Pin_2
#define KEY4_GPIO_PIN 	GPIO_Pin_3
#define KEY5_GPIO_PIN 	GPIO_Pin_4

#define KEY1_IN GPIO_ReadInputDataBit(KEY_GPIO_PROT,KEY1_GPIO_PIN)
#define KEY2_IN GPIO_ReadInputDataBit(KEY_GPIO_PROT,KEY2_GPIO_PIN)
#define KEY3_IN GPIO_ReadInputDataBit(KEY_GPIO_PROT,KEY3_GPIO_PIN)
#define KEY4_IN GPIO_ReadInputDataBit(KEY_GPIO_PROT,KEY4_GPIO_PIN)
#define KEY5_IN GPIO_ReadInputDataBit(KEY_GPIO_PROT,KEY5_GPIO_PIN)

void key_gpio_init(void)
{
	GPIO_InitTypeDef GPIO_InitStructure;
	RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOB|RCC_APB2Periph_GPIOA|RCC_APB2Periph_GPIOC, ENABLE);
	GPIO_InitStructure.GPIO_Pin  = KEY1_GPIO_PIN|KEY2_GPIO_PIN|KEY3_GPIO_PIN|KEY4_GPIO_PIN|KEY5_GPIO_PIN;
	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IPU; 
 	GPIO_Init(KEY_GPIO_PROT, &GPIO_InitStructure);
	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP; 
	GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
	GPIO_Init(GPIOA, &GPIO_InitStructure);
}


#define Trig PBout(10) // 超声波测距
#define CW_ECHO1 PBin(11)

u16 Distance=0;
//超声波端口初始化
void Wave_IO_Init(void)
{
	GPIO_InitTypeDef GPIO_InitStructure;	
//	NVIC_InitTypeDef NVIC_InitStructure; 

  TIM_TimeBaseInitTypeDef  TIM_TimeBaseStructure;
	RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM2 , ENABLE);
	RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA|RCC_APB2Periph_GPIOB , ENABLE);
	GPIO_InitStructure.GPIO_Pin = GPIO_Pin_10;					       //PB0接TRIG
	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;		     //设为推挽输出模式
	GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;	         
	GPIO_Init(GPIOB, &GPIO_InitStructure);	                 //初始化外设GPIO 
	
	GPIO_InitStructure.GPIO_Pin = GPIO_Pin_11;				         //接ECH0
	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING;		 //设为输入
	GPIO_Init(GPIOB, &GPIO_InitStructure);
	
    TIM_DeInit(TIM2);
    TIM_TimeBaseStructure.TIM_Period=65535;		 								/* 自动重装载寄存器周期的值(计数值) */
    /* 累计 TIM_Period个频率后产生一个更新或者中断 */
    TIM_TimeBaseStructure.TIM_Prescaler= (360 - 1);				                /* 时钟预分频数 72M/360 */
    TIM_TimeBaseStructure.TIM_ClockDivision=TIM_CKD_DIV1; 		                /* 采样分频 */
    TIM_TimeBaseStructure.TIM_CounterMode=TIM_CounterMode_Up;                   /* 向上计数模式 */
    TIM_TimeBaseInit(TIM2, &TIM_TimeBaseStructure);
    TIM_ClearFlag(TIM2, TIM_FLAG_Update);							    		/* 清除溢出中断标志 */
		
		
  //  NVIC_PriorityGroupConfig(NVIC_PriorityGroup_0);  													
//    NVIC_InitStructure.NVIC_IRQChannel = TIM2_IRQn;	  
//    NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
//    NVIC_InitStructure.NVIC_IRQChannelSubPriority = 3;	
//    NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
//    NVIC_Init(&NVIC_InitStructure);
//	
	//TIM2_NVIC_Configuration();//定时器初始化
	//TIM2_Configuration();			
}


//void TIM2_IRQHandler() 
//{					  
//	static  u8 st;
//	st=TIM_GetFlagStatus(TIM2, TIM_IT_Update);
//	if(st!=0)
//	{  
//		TIM_ClearFlag(TIM2, TIM_IT_Update);
//	}
//}
//测距
//开始测距，发送一个>10us的脉冲，然后测量返回的高电平时间
u16 Wave_Start(void)
{
	u32  Distance;
	u32  timeout=0;
  Trig=1;
  delay_us(20);              //输入一个10us的高电平
  Trig=0;
	TIM_SetCounter(TIM2,0);	
	timeout=0;
	while(!CW_ECHO1)	             //等待高电平
	{
	    if(++timeout>60000)break;
			delay_us(1); 
	}
  TIM_Cmd(TIM2, ENABLE);             //开启时钟
	timeout=0;
  while(CW_ECHO1)             //等待低电平
	{
			if(++timeout>600000)break;
			delay_us(1); 
	}
  TIM_Cmd(TIM2, DISABLE);			                             //定时器2失能
  Distance=TIM_GetCounter(TIM2)*5*34/2000;								 //计算距离	厘米cm
  TIM_SetCounter(TIM2,0);	
	if(Distance>200)Distance=200;
  return Distance;
}


void TIMER3_Int_Init(u16 arr,u16 psc)
{
	 TIM_TimeBaseInitTypeDef TIM_TimeBaseInitStrue;
 	 NVIC_InitTypeDef NVIC_InitStructure;

	 TIM_TimeBaseInitStrue.TIM_Period=arr;
	 TIM_TimeBaseInitStrue.TIM_Prescaler=psc;
	 TIM_TimeBaseInitStrue.TIM_CounterMode=TIM_CounterMode_Up;
	 TIM_TimeBaseInitStrue.TIM_ClockDivision=TIM_CounterMode_Up;
   RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM3,ENABLE);
   TIM_TimeBaseInit(TIM3,&TIM_TimeBaseInitStrue);
   
   TIM_ITConfig(TIM3,TIM_IT_Update,ENABLE);//使能TIM3更新中断 

	//中断优先级NVIC设置
		NVIC_InitStructure.NVIC_IRQChannel = TIM3_IRQn;  //TIM3中断
		NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0; //先占优先级0级
		NVIC_InitStructure.NVIC_IRQChannelSubPriority = 3;  //从优先级3级
		NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE; //IRQ通道被使能
		NVIC_Init(&NVIC_InitStructure);  //初始化NVIC寄存器
	
		TIM_Cmd(TIM3, ENABLE);  //使能TIMx	

}

u8 mode_flag=0;


u16 GetTimer=0;//采集时间计数器 
u8 dw_val=0;//挡位
u8 sc_val=0;//色彩

int key_Task(void)
{
   static char key_flag=0;
	 if(KEY1_IN==0|KEY2_IN==0|KEY3_IN==0|KEY4_IN==0)
	 {
	    if(key_flag==0)
			{
			   key_flag=1;
				 if(KEY1_IN==0)
				 {
						 mode_flag^=1;
				 }
				 else if(KEY2_IN==0)
				 {
						 if(mode_flag==0)
						 {
						   if(++dw_val>2)dw_val=0;
						 }else
						 {
						 
						 }
				 }
				 else if(KEY3_IN==0)
				 {
						 if(mode_flag==0)
						 {
						    if(++sc_val>2)sc_val=0;
						 }else
						 {
						 
						 }
				 }
				 else if(KEY4_IN==0)
				 {
						 if(mode_flag==0)
						 {
						 
						 }else
						 {
						 
						 }
				 }
			}
	 }else
	 {
			key_flag=0;
	 }
	 return 20;
}
u16 DataUpTime=0;//时间显示计数器
u8 rt_flag=0;//红外人体标志位
u16 rt_cnt=0;
u8 seccnt=0;

void TIM3_IRQHandler(void)//中断服务程序 
{
   if(TIM_GetITStatus(TIM3,TIM_IT_Update)==SET)//SET为1 
	 {
		     GetTimer++;//采集计数器
         TIM_ClearITPendingBit(TIM3,TIM_IT_Update);		//清除TIM3的更新中断标志
				 key_Task();
		     DataUpTime++;
				 if(RT_INPUT==1) //检测人体感应
				 {
				     rt_flag=1;
					   rt_cnt=0;
				 }else
				 {
				     if(rt_cnt++>100*10)
						 {
						    rt_cnt=0;rt_flag=0;
						 }
				 }
				 if(rt_flag) //有人 开始计时计算学习时间
				 {
				   if(++seccnt>50)
					 {
					    seccnt=0;
						  if(++cnt_m1>59) 
							{
							   cnt_m1=0;
								 if(++cnt_f1>59)
								 {
								    cnt_f1=0;
									  if(++cnt_s1>23)
										{
										   cnt_s1=0;
										}
								 }
							}
					 }
				 }
	 }
}



u8 GetFlag=0;


uint8_t  sendBuff[16]={0};
void ShowTo(char* Pdat,char len)//字符串中的空格补 0 
{
  char  ixd=0;
	for(ixd=0;ixd<len;ixd++)
	{
	   if(Pdat[ixd]==' ')
		 {
		   Pdat[ixd]='0';
		 }
	}
}

int main(void)
{	 

  NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2);//设置中断优先级分组为组2：2位抢占优先级，2位响应优先级
	delay_init();	    	 //延时函数初始化	  
 	LED_Init();		  			//初始化与连接的硬件接口
	uart_init(115200);
	delay_ms(1000);
	TIMER3_Int_Init(20000,71);//定时器初始化 //10ms进一次中断
	Wave_IO_Init();
	BH1750_Init();
	OLED_Init();//液晶初始化
	OLED_Clear();//液晶清屏
	delay_ms(10);//上电延时一会 
	key_gpio_init();
	Ds1302_Gpio_Init();
 	while(1)
	{	 	

       
		if(GetTimer>50)//1S
     {  		
			        GetTimer=0;
	          if(dht11_read_data(buffer) == 0)//读取温湿度
						{
									humi = buffer[0] + buffer[1] / 10;//取湿度值
									temp = buffer[2] + buffer[3] / 10;//取温度值
						}		
						GzVal = Dispose();		
						cj_val=Wave_Start();
						if(cj_val<10)
						{
						  OLED_ShowText(0,6,"坐姿:异常",0);
						}else
						{
						   OLED_ShowText(0,6,"坐姿:正常",0);
						}
					  printf("wsdgzcheck_X%dH%dD%dZ\r\n",temp,humi,GzVal);//发送到上位机app
									
					
			}
		 
				if(DataUpTime>20) //400ms刷新一次数据  
				 {
								DataUpTime=0;// 
								Ds1302_Readtime();
								sprintf((char*)DateShowBuf,"时间:%2d:%2d:%2d", (int)ds1302Data.hour, (int)ds1302Data.min, (int)ds1302Data.sec);
								ShowTo(DateShowBuf,9);
								OLED_ShowText(0,0,DateShowBuf,0);
								sprintf((char*)DateShowBuf,"闹钟:%2d:%2d:00", (int)set_s1, (int)set_f1);
								ShowTo(DateShowBuf,10);
								OLED_ShowText(0,2,DateShowBuf,0);
					 
								sprintf((char*)DateShowBuf,"学习:%2d:%2d:%2d", (int)cnt_s1, (int)cnt_f1,cnt_m1);
								ShowTo(DateShowBuf,10);
								OLED_ShowText(0,4,DateShowBuf,0);
								
						 

					}

			
	} 
}