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          EEPW首頁(yè) > 嵌入式系統(tǒng) > 設(shè)計(jì)應(yīng)用 > 基于STM32的多功能數(shù)字鐘

          基于STM32的多功能數(shù)字鐘

          作者: 時(shí)間:2016-11-18 來(lái)源:網(wǎng)絡(luò) 收藏
          /**************************************************************************************
          程序功能:基于STM32的多功能數(shù)字鐘
          **************************************************************************************
          1、時(shí)鐘的基準(zhǔn)用STM32F103RCT6自帶的RTC實(shí)現(xiàn)。
          2、這三個(gè)按鍵的功能分別為:"設(shè)置"、"+"、"-"。(WAKEUP KEY0 KEY1)
          三個(gè)按鍵作為這三個(gè)功能:
          鍵盤上的WAKEUP用作"設(shè)置",KEY0用作"+",KEY1用作"-"。
          設(shè)定時(shí)間、日期、星期時(shí),按下設(shè)定鍵,
          相應(yīng)的參數(shù)會(huì)閃動(dòng),即一亮一滅,提示正的修改的數(shù)據(jù),每按一下設(shè)置鍵,
          設(shè)定的項(xiàng)目就會(huì)變化,順序?yàn)椋?/div>
          秒--分--時(shí)--星期--日--月--年。
          順序設(shè)定完后,再按一下設(shè)定鍵,就退出設(shè)定狀態(tài),回到正顯示狀態(tài)。
          3、用DS18B20顯示溫度。精確到小數(shù)點(diǎn)后一位。如:33.5℃。
          4、增加用紅外遙控器的CH CH+ CH- 三個(gè)按鍵進(jìn)行時(shí)間設(shè)置,
          功能等同于鍵盤上的(WAKEUP KEY0 KEY1)"設(shè)置"、"+"、"-"。
          5、通過(guò)串行口設(shè)置時(shí)間日期。
          如串行口發(fā)送t12:30:00 設(shè)置時(shí)間;
          如串行口發(fā)送d2016-08-12 設(shè)置日期;
          6、通過(guò)觸摸屏進(jìn)行時(shí)間日期設(shè)置
          在觸摸屏上有 SET + -三個(gè)標(biāo)志,當(dāng)用觸筆去按時(shí),就會(huì)產(chǎn)生同開(kāi)發(fā)板上的
          按鍵一樣的效果。
          觸摸按下去和彈起來(lái)時(shí),按鍵的顏色會(huì)發(fā)生變化。
          **************************************************************************************
          硬件:LED0----GPIOA.8
          KEY0----GPIOC.5
          KEY1----GPIOA.15
          KEY_WAKEUP----GPIOA.0
          TIMER2定時(shí)器定時(shí)功能。
          TIMER5定時(shí)器的定時(shí)和捕獲功能
          TFT液晶屏2。8寸屏帶觸摸功能。
          TOUCH觸摸屏。
          DS18B20---PC4;
          HS138紅外遙控---PA1;
          串行口USART1;
          RTC實(shí)時(shí)時(shí)鐘
          開(kāi)發(fā)板:正點(diǎn)原子MINI開(kāi)發(fā)板
          **************************************************************************************
          編程目的:讓大賽學(xué)生盡快學(xué)會(huì)STM32的綜合編程。
          **************************************************************************************
          編程軟件:KEIL5
          **************************************************************************************
          常用的算法:
          按鍵采用狀態(tài)機(jī)實(shí)現(xiàn)按鍵掃描。在定時(shí)器中對(duì)按鍵進(jìn)行處理。
          紅外部分采用定時(shí)器捕獲功能實(shí)現(xiàn)。
          時(shí)間用STM32自帶的RTC實(shí)現(xiàn);
          **************************************************************************************
          時(shí)間:2016.8.12
          作者:王廬山
          工作室:湖北工業(yè)職業(yè)技術(shù)學(xué)院電子創(chuàng)新中心
          ***************************************************************************************/
          #include "stm32f10x_conf.h"
          #include "delay.h"
          #include "sys.h"
          #include "LED.h"
          #include "key.h"
          #include "timer2.h"
          #include "24cxx.h"
          #include "lcd.h"
          #include "touch.h"
          #include "usart.h"
          #include "rtc.h"
          #include "ds18b20.h"
          #include "remote.h"
          //時(shí)間結(jié)構(gòu)體
          typedef struct
          {
          vu8 s_hour;
          vu8 s_min;
          vu8 s_sec;
          //公歷日月年周
          vu16 s_year;
          vu8 s_month;
          vu8 s_date;
          vu8 s_week;
          }Timer;
          Timer S_timer;
          unsigned char flag_20ms=0x0,flag_500ms=0,flag_250ms=0,flag_1s=0;//定時(shí)標(biāo)志
          unsigned char flag_key0=0,flag_key1=0,flag_key2=0,flag_tiao=0,key_remot=0;
          void Disp_Tiao_Shan(void);
          void Load_Drow_Dialog(void);
          int main(void)
          {
          unsigned char temp[12],sec_back=0xff,t=0,len=0;
          short temp5;
          delay_init();
          NVIC_Configuration();
          uart_init(9600);
          Led_Init();
          key_init();
          Timer2_config(71,2000); //定時(shí)兩毫秒
          DS18B20_Init();
          Remote_Init();
          AT24CXX_Init();
          RTC_Init();
          LCD_Init();
          LCD_Clear(BLUE);
          TP_Init();
          POINT_COLOR=RED;
          BACK_COLOR=BLUE;
          LCD_ShowString(10,50,220,24,24,"--MULT FUNC CLOCK--");
          LCD_ShowString(60,260,180,24,24,"SET + - ");
          // POINT_COLOR=YELLOW ;
          LCD_DrawRectangle(50,250,100,290);
          LCD_DrawRectangle(110,250,160,290);
          LCD_DrawRectangle(170,250,220,290);
          while(1)
          {
          if(tp_dev.sta&TP_PRES_DOWN)//有觸摸按下?tīng)顟B(tài)。
          {//按下時(shí),方框的顏色要發(fā)生變化,這樣看效果才明顯示,
          //手松開(kāi)后,又要恢復(fù)原畫的顏色。
          if((tp_dev.x[0]>50)&&(tp_dev.x[0]<100)&&(tp_dev.y[0]>250)&&(tp_dev.y[0]<290))
          {LCD_Fill(51,251,99,289,YELLOW);LCD_ShowString(60,260,36,24,24,"SET");}
          else if((tp_dev.x[0]>110)&&(tp_dev.x[0]<160)&&(tp_dev.y[0]>250)&&(tp_dev.y[0]<290))
          {LCD_Fill(111,251,159,289,YELLOW);LCD_ShowString(120,260,36,24,24," + ");}
          else if((tp_dev.x[0]>170)&&(tp_dev.x[0]<220)&&(tp_dev.y[0]>250)&&(tp_dev.y[0]<290))
          {LCD_Fill(171,251,219,289,YELLOW);LCD_ShowString(180,260,36,24,24," - ");}
          }
          if((USART_RX_STA&0x8000))//收到了一幀串行口數(shù)據(jù),進(jìn)行解析。
          {
          switch(USART_RX_BUF[0])
          {
          case t:{//time是調(diào)時(shí)間
          S_timer.s_hour=(USART_RX_BUF[1]-0)*10+(USART_RX_BUF[2]-0);
          S_timer.s_min=(USART_RX_BUF[3]-0)*10+(USART_RX_BUF[4]-0);
          S_timer.s_sec=(USART_RX_BUF[5]-0)*10+(USART_RX_BUF[6]-0);
          USART_RX_STA=0;
          printf("set time:%s",USART_RX_BUF);
          calendar.sec=S_timer.s_sec;
          calendar.hour=S_timer.s_hour;
          calendar.min=S_timer.s_min;
          calendar.w_date=S_timer.s_date;
          calendar.w_month=S_timer.s_month;
          calendar.w_year=S_timer.s_year;
          calendar.week=S_timer.s_week;
          RTC_Set(calendar.w_year,calendar.w_month,calendar.w_date,calendar.hour,calendar.min,calendar.sec);
          break;
          }
          case d:{//date是調(diào)日期
          S_timer.s_year =(USART_RX_BUF[1]-0)*1000+(USART_RX_BUF[2]-0)*100+(USART_RX_BUF[3]-0)*10+(USART_RX_BUF[4]-0);
          S_timer.s_month=(USART_RX_BUF[5]-0)*10+(USART_RX_BUF[6]-0);
          S_timer.s_date=(USART_RX_BUF[7]-0)*10+(USART_RX_BUF[8]-0);
          USART_RX_STA=0;
          printf("set date:%s",USART_RX_BUF);
          calendar.sec=S_timer.s_sec;
          calendar.hour=S_timer.s_hour;
          calendar.min=S_timer.s_min;
          calendar.w_date=S_timer.s_date;
          calendar.w_month=S_timer.s_month;
          calendar.w_year=S_timer.s_year;
          calendar.week=S_timer.s_week;
          RTC_Set(calendar.w_year,calendar.w_month,calendar.w_date,calendar.hour,calendar.min,calendar.sec);
          break;
          }
          default :break;
          }
          }
          if(flag_tiao!=0)//用于調(diào)節(jié)時(shí)閃爍顯示
          {
          switch(flag_tiao)
          {
          case 1: {
          if(flag_250ms==1)
          {
          LCD_ShowString(30+12*13,140,24,24,24," ");
          break;
          }
          else goto kk2;
          }
          case 2: {
          if(flag_250ms==1)
          {
          LCD_ShowString(30+12*10,140,24,24,24," ");
          break;
          }
          else goto kk2;
          }
          case 3: {
          if(flag_250ms==1)
          {
          LCD_ShowString(30+12*7,140,24,24,24," ");
          break;
          }
          else goto kk2;
          }
          case 4: {
          if(flag_250ms==1)
          {
          LCD_ShowString(30+12*15,100,24,24,24," ");
          break;
          }
          else goto kk2;
          }
          case 5: {
          if(flag_250ms==1)
          {
          LCD_ShowString(30+12*12,100,24,24,24," ");
          break;
          }
          else goto kk2;
          }
          case 6: {
          if(flag_250ms==1)
          {
          LCD_ShowString(30+12*10,100,24,24,24," ");
          break;
          }
          else goto kk2;
          }
          case 7: {
          if(flag_250ms==1)
          {
          LCD_ShowString(30+12*5,100,48,24,24," ");
          break;
          }
          else goto kk2;
          }
          kk2:
          {
          sprintf(temp,"DATE:%d-%d-%d %d",calendar.w_year,calendar.w_month,calendar.w_date,calendar.week);
          LCD_ShowString(30,100,210,24,24,temp);
          sprintf(temp,"TIME: %d:%d:%d ",calendar.hour,calendar.min,calendar.sec);
          LCD_ShowString(30,140,210,24,24,temp);
          break;
          }
          default :break ;
          }
          }
          else//正常顯示
          {
          if(sec_back!=calendar.sec)
          {
          sprintf(temp,"DATE:%d-%d-%d %d",calendar.w_year,calendar.w_month,calendar.w_date,calendar.week);
          LCD_ShowString(30,100,210,24,24,temp);
          sprintf(temp,"TIME: %d:%d:%d ",calendar.hour,calendar.min,calendar.sec);
          LCD_ShowString(30,140,210,24,24,temp);
          }
          }
          keyfunction();//按鍵掃描和功能解析(包括了開(kāi)發(fā)板上的按鍵、紅外遙控按鍵、觸摸按鍵
          if(flag_1s ==1)//每秒讀取一次溫度
          {
          flag_1s =0;
          LCD_ShowString(30+5*12,180,210,24,24," ");
          temp5=DS18B20_Get_Temp();
          sprintf(temp,"TEMP:%d.%d",temp5/10,temp5%10);
          LCD_ShowString(30,180,210,24,24,temp);
          }
          }
          }
          /*
          函數(shù)功能:顯示畫圖框
          */
          void Load_Drow_Dialog(void)
          {
          LCD_Clear(RED);//清屏
          POINT_COLOR=BLUE;//設(shè)置字體為藍(lán)色
          LCD_ShowString(lcddev.width-30,0,200,24,24,"RST");//顯示清屏區(qū)域
          }
          void Disp_Tiao_Shan(void)
          {
          unsigned char temp[12];
          switch(flag_tiao)
          {
          case 1: {
          if(flag_250ms==1)
          {
          LCD_ShowString(30+12*13,140,24,24,24," ");
          break;
          }
          else goto kk2;
          }
          case 2: {
          if(flag_250ms==1)
          {
          LCD_ShowString(30+12*10,140,24,24,24," ");
          break;
          }
          else goto kk2;
          }
          case 3: {
          if(flag_250ms==1)
          {
          LCD_ShowString(30+12*7,140,24,24,24," ");
          break;
          }
          else goto kk2;
          }
          case 4: {
          if(flag_250ms==1)
          {
          LCD_ShowString(30+12*15,100,24,24,24," ");
          break;
          }
          else goto kk2;
          }
          case 5: {
          if(flag_250ms==1)
          {
          LCD_ShowString(30+12*12,100,24,24,24," ");
          break;
          }
          else goto kk2;
          }
          case 6: {
          if(flag_250ms==1)
          {
          LCD_ShowString(30+12*10,100,24,24,24," ");
          break;
          }
          else goto kk2;
          }
          case 7: {
          if(flag_250ms==1)
          {
          LCD_ShowString(30+12*5,100,48,24,24," ");
          break;
          }
          else goto kk2;
          }
          kk2:
          {
          sprintf(temp,"DATE:%d-%d-%d %d",calendar.w_year,calendar.w_month,calendar.w_date,calendar.week);
          LCD_ShowString(30,100,210,24,24,temp);
          sprintf(temp,"TIME: %d:%d:%d ",calendar.hour,calendar.min,calendar.sec);
          LCD_ShowString(30,140,210,24,24,temp);
          break;
          }
          default :break ;
          }
          }
          #include "sys.h"
          #include "delay.h"
          #include "key.h"
          #include "rtc.h"
          #include "remote.h"
          #include "touch.h"
          #include "lcd.h"
          typedef struct
          {
          vu8 s_hour;
          vu8 s_min;
          vu8 s_sec;
          //公歷日月年周
          vu16 s_year;
          vu8 s_month;
          vu8 s_date;
          vu8 s_week;
          }Timer;
          extern unsigned char flag_20ms;
          extern unsigned char flag_key0,flag_key1,flag_key2,flag_tiao;
          extern Timer S_timer;
          void key_init(void)
          {
          GPIO_InitTypeDef KEY_InitTypeDef;
          RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA|RCC_APB2Periph_GPIOD|RCC_APB2Periph_GPIOC,ENABLE);
          KEY_InitTypeDef.GPIO_Pin=GPIO_Pin_0;
          KEY_InitTypeDef.GPIO_Mode=GPIO_Mode_IPD;
          KEY_InitTypeDef.GPIO_Speed=GPIO_Speed_50MHz;
          GPIO_Init(GPIOA,&KEY_InitTypeDef);
          KEY_InitTypeDef.GPIO_Pin=GPIO_Pin_5;
          KEY_InitTypeDef.GPIO_Mode=GPIO_Mode_IPU;
          GPIO_Init(GPIOC,&KEY_InitTypeDef);
          KEY_InitTypeDef.GPIO_Pin=GPIO_Pin_15;
          KEY_InitTypeDef.GPIO_Mode=GPIO_Mode_IPU;
          GPIO_Init(GPIOA,&KEY_InitTypeDef);
          KEY0=1;
          KEY1=1;
          WK_UP=0;
          }
          /*
          函數(shù)功能:按鍵掃描函數(shù)
          輸入?yún)?shù):無(wú)
          輸出參數(shù):返回鍵碼。無(wú)按鍵時(shí)返回0;
          外部變量:
          算法:采用軟件延時(shí)實(shí)現(xiàn)按鍵掃描。
          */
          unsigned char KeyScan(void)
          {
          unsigned char keynum=0;
          if((KEY0!=1)||(KEY1!=1)||(WK_UP!=0))
          {
          delay_ms(10);
          if((KEY0!=1)||(KEY1!=1)||(WK_UP!=0))
          {
          if(KEY0!=1)
          {
          while(KEY0!=1);
          keynum=1;return keynum;}
          else if(KEY1!=1)
          {while(KEY1!=1);
          keynum=2;return keynum;}
          else if(WK_UP!=0)
          {while(WK_UP!=0);
          keynum=3;return keynum;}
          else
          return 0;
          }
          else
          return keynum;
          }
          else
          return keynum;
          }
          /*
          函數(shù)功能:按鍵掃描函數(shù)
          輸入?yún)?shù):無(wú)
          輸出參數(shù):返回鍵碼。無(wú)按鍵時(shí)返回0;
          外部變量:flag_20ms
          算法:采用狀態(tài)機(jī)實(shí)現(xiàn)按鍵掃描。
          */
          unsigned char KeyScan2(void)
          {
          static unsigned char keynum=0,step1=0;
          if(flag_20ms==0x01)
          {
          flag_20ms=0;
          switch(step1)
          {
          case 0:{//狀態(tài)1:檢測(cè)是否有按鍵按下
          if((KEY0!=1)||(KEY1!=1)||(WK_UP!=0))
          step1=1;
          else
          step1=0;
          return 0;
          //break;
          }
          case 1:{//狀態(tài)2:檢測(cè)是否真的有按鍵按下
          if((KEY0!=1)||(KEY1!=1)||(WK_UP!=0))
          {
          if(KEY0!=1)
          {step1=2; keynum=1;}
          else if(KEY1!=1)
          {step1=2; keynum=2;}
          else if(WK_UP!=0)
          {step1=2; keynum=3;}
          else
          {step1=0; }
          }
          return 0;
          //break;
          }
          case 2:{//狀態(tài)3:檢測(cè)按鍵是否彈起
          if((KEY0!=1)||(KEY1!=1)||(WK_UP!=0))
          {step1=2; return 0;}
          else
          { step1=0;return keynum;}
          //break;
          }
          default :return 0;
          }
          }
          return 0;
          }
          /*
          函數(shù)功能:按鍵功能解析函數(shù)
          輸入?yún)?shù):無(wú)
          輸入函數(shù):KeyScan2();
          輸出參數(shù):無(wú)
          外部變量:flag_key0,flag_key1
          */
          void keyfunction(void)
          {
          unsigned char temp;
          temp=(KeyScan2())|(Remote_Scan());
          if(TP_Scan(0))//當(dāng)觸摸按鍵按下并松開(kāi)后才返回1,否則返回0;
          {//按下時(shí),方框的顏色要發(fā)生變化,這樣看效果才明顯示,
          //手松開(kāi)后,又要恢復(fù)原畫的顏色。
          if((tp_dev.x[0]>50)&&(tp_dev.x[0]<100)&&(tp_dev.y[0]>250)&&(tp_dev.y[0]<290))
          { temp =3;
          {LCD_Fill(51,251,99,289,BLUE);LCD_ShowString(60,260,180,24,24,"SET");}
          }
          else if((tp_dev.x[0]>110)&&(tp_dev.x[0]<160)&&(tp_dev.y[0]>250)&&(tp_dev.y[0]<290))
          { temp=1;
          {LCD_Fill(111,251,159,289,BLUE);LCD_ShowString(120,260,180,24,24," + ");}
          }
          else if((tp_dev.x[0]>170)&&(tp_dev.x[0]<220)&&(tp_dev.y[0]>250)&&(tp_dev.y[0]<290))
          {temp=2;
          {LCD_Fill(171,251,219,289,BLUE);LCD_ShowString(180,260,180,24,24," - ");}
          }
          }
          if(temp>0)
          { TIM_Cmd(TIM2,ENABLE);
          switch(temp)
          {
          case 1:{
          flag_key0=1;
          if(flag_tiao>0)
          {
          S_timer.s_sec =calendar.sec;
          S_timer.s_hour=calendar.hour;
          S_timer.s_min =calendar.min;
          S_timer.s_date=calendar.w_date;
          S_timer.s_month =calendar.w_month;
          S_timer.s_year=calendar.w_year;
          S_timer.s_week =calendar.week;
          switch(flag_tiao)
          {
          case 1: {
          if((S_timer.s_sec)<60);
          else
          S_timer.s_sec=0;
          goto kk1;
          }
          case 2: {
          if(S_timer.s_min++<60);
          else
          S_timer.s_min=0; goto kk1;
          }
          case 3: {
          if(S_timer.s_hour ++<60);
          else
          S_timer.s_hour=0; goto kk1;
          }
          case 4: {
          if(S_timer.s_week++<7);
          else
          S_timer.s_week =1; goto kk1;
          }
          case 5: {
          if(S_timer.s_date++<30);
          else
          S_timer.s_date=1; goto kk1;
          }
          case 6: {
          if(S_timer.s_month++<12);
          else
          S_timer.s_month =1; goto kk1;
          }
          case 7: {
          if(S_timer.s_year++<2099);
          else
          S_timer.s_year =1970; goto kk1;
          }
          default :break ;
          }
          }
          break;
          }
          case 2:{
          flag_key1=1;
          if(flag_tiao>0)
          {
          S_timer.s_sec =calendar.sec;
          S_timer.s_hour=calendar.hour;
          S_timer.s_min =calendar.min;
          S_timer.s_date=calendar.w_date;
          S_timer.s_month =calendar.w_month;
          S_timer.s_year=calendar.w_year;
          S_timer.s_week =calendar.week;
          switch(flag_tiao)
          {
          case 1: {
          if((S_timer.s_sec)-->0);
          else
          S_timer.s_sec=60; goto kk1;
          //break ;
          }
          case 2: {
          if(S_timer.s_min-->0);
          else
          S_timer.s_min=60; goto kk1;
          //break ;
          }
          case 3: {
          if(S_timer.s_hour-->0);
          else
          S_timer.s_hour=24; goto kk1;
          //break ;
          }
          case 4: {
          if(S_timer.s_week-->0);
          else
          S_timer.s_week =7; goto kk1;
          //break ;
          }
          case 5: {
          if(S_timer.s_date-->0);
          else
          S_timer.s_date=31; goto kk1;
          //break ;
          }
          case 6: {
          if(S_timer.s_month-->0);
          else
          S_timer.s_month =12; goto kk1;
          //break ;
          }
          case 7: {
          if(S_timer.s_year-->1970);
          else
          S_timer.s_year =1970; goto kk1;
          //break ;
          }
          kk1:
          calendar.sec=S_timer.s_sec;
          calendar.hour=S_timer.s_hour;
          calendar.min=S_timer.s_min;
          calendar.w_date=S_timer.s_date;
          calendar.w_month=S_timer.s_month;
          calendar.w_year=S_timer.s_year;
          calendar.week=S_timer.s_week;
          RTC_Set(calendar.w_year,calendar.w_month,calendar.w_date,calendar.hour,calendar.min,calendar.sec);
          break;
          default :break ;
          }
          }
          break;
          }
          case 3:{
          flag_key2=1;
          if(flag_tiao++<7);
          else
          flag_tiao=0;
          break;
          }
          default :break;
          }
          TIM_Cmd(TIM2,ENABLE);
          }
          }



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