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原创键盘控制数码管

/ 在第一位显示0。if(key1 == 0) { // 按键1按下。if(key2 == 0) { // 按键2按下。if(key3 == 0) { // 按键3按下。if(key4 == 0) { // 按键4按下。

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键盘控制数码管
顾辰辰: #include <reg51.h> #include <intrins.h> //--定义使用的IO--// #define GPIO_DIG P0 sbit DIG1 = P2^0; sbit DIG2 = P2^1; sbit DIG3 = P2^2; sbit DIG4 = P2^3; sbit DIG5 = P2^4; sbit DIG6 = P2^5; sbit DIG7 = P2^6; sbit DIG8 = P2^7; typedef unsigned int u16; typedef unsigned char u8; //--定义全局变量--// unsigned char code DIG_CODE[17] = { 0x3f, 0x06, 0x5b, 0x4f, 0x66, 0x6d, 0x7d, 0x07, 0x7f, 0x6f, 0x77, 0x7c, 0x39, 0x5e, 0x79, 0x71 }; // 0、1、2、3、4、5、6、7、8、9、A、b、C、d、E、F的显示码 unsigned char DisplayData[8]; // 用来存放要显示的8位数的值 //--声明全局函数--// void DigDisplay(); // 动态显示函数 void UsartConfiguration(); // 将1个16进制数字转换为字符 // hex:16进制数字,0~15; // 返回值:字符 u8 chr2hex(u8 chr) { if (chr >= '0' && chr <= '9') return (chr - '0'); if (chr >= 'A' && chr <= 'F') return (chr - 'A' + 10); if (chr >= 'a' && chr <= 'f') return (chr - 'a' + 10); return 0; } void main() { u8 receiveData; u8 dataIndex = 0; UsartConfiguration(); while (1) { if (RI == 1) // 查看是否接收到数据 { receiveData = SBUF; // 读取数据 RI = 0; // 清除标志位 SBUF = receiveData; // 回传接收到的数据 while (!TI); // 等待发送完成 receiveData = chr2hex(receiveData); DisplayData[dataIndex] = DIG_CODE[receiveData]; dataIndex++; if (dataIndex >= 8) { dataIndex = 0; } } DigDisplay(); } } void UsartConfiguration() { SCON = 0X50; // 设置为工作方式1 TMOD = 0X20; // 设置计数器工作方式2 PCON = 0X80; // 波特率加倍 TH1 = 0XF3; // 计数器初始值设置，注意波特率是4800的 TL1 = 0XF3; TR1 = 1; // 打开计数器 } void DigDisplay() { u8 i; u16 j; // 定义位选引脚数组，方便循环控制 sbit *DigPins[] = {&DIG1, &DIG2, &DIG3, &DIG4, &DIG5, &DIG6, &DIG7, &DIG8}; for (i = 0; i < 8; i++) { // 清零所有位选引脚 DIG1 = DIG2 = DIG3 = DIG4 = DIG5 = DIG6 = DIG7 = DIG8 = 1; // 选中当前数码管 *DigPins[i] = 0; GPIO_DIG = DisplayData[i];// 发送段码 j = 10; // 扫描间隔时间设定 while (j--); GPIO_DIG = 0x00;// 消隐 } }
键盘控制数码管
顾辰辰: #include <REGX52.H> #include "LCD1602.h" #include "DS1302.h" #include "key.h" #include "timer0.h" unsigned char keynum,mode,TimeSetSelect,TimeFlashFlag; void TimeShow(){ DS1302_ReadTime(); LCD_ShowNum(1,1,DS1302_Time[0],2); LCD_ShowNum(1,4,DS1302_Time[1],2); LCD_ShowNum(1,7,DS1302_Time[2],2); LCD_ShowNum(2,1,DS1302_Time[3],2); LCD_ShowNum(2,4,DS1302_Time[4],2); LCD_ShowNum(2,7,DS1302_Time[5],2); } void TimeSet(){ if(keynum==2) { TimeSetSelect++; TimeSetSelect%=6; } if(keynum==3) { DS1302_Time[TimeSetSelect]++; if(DS1302_Time[0]>99) {DS1302_Time[0]=0;} if(DS1302_Time[1]>12) {DS1302_Time[1]=1;} if(DS1302_Time[1]==1 || DS1302_Time[1]==3 || DS1302_Time[1]==5 || DS1302_Time[1]==7|| DS1302_Time[1]==8 || DS1302_Time[1]==10 || DS1302_Time[1]==12) { if(DS1302_Time[2]>31) {DS1302_Time[2]=1;} }else if(DS1302_Time[1]==4 || DS1302_Time[1]==6 || DS1302_Time[1]==9 || DS1302_Time[1]==11) { if(DS1302_Time[2]>30) {DS1302_Time[2]=1;} }else if(DS1302_Time[1]==2) { if(DS1302_Time[0]%4==0) { if(DS1302_Time[2]>29){DS1302_Time[2]=1;} }else { if(DS1302_Time[2]>28){DS1302_Time[2]=1;} } } if(DS1302_Time[3]>23) {DS1302_Time[3]=0;} if(DS1302_Time[4]>59) {DS1302_Time[4]=0;} if(DS1302_Time[5]>59) {DS1302_Time[5]=0;} } if(keynum==4) { DS1302_Time[TimeSetSelect]--; if(DS1302_Time[0]<0) {DS1302_Time[0]=99;} if(DS1302_Time[1]<1) {DS1302_Time[1]=12;} if(DS1302_Time[1]==1 || DS1302_Time[1]==3 || DS1302_Time[1]==5 || DS1302_Time[1]==7|| DS1302_Time[1]==8 || DS1302_Time[1]==10 || DS1302_Time[1]==12) { if(DS1302_Time[2]<1) {DS1302_Time[2]=31;} }else if(DS1302_Time[1]==4 || DS1302_Time[1]==6 || DS1302_Time[1]==9 || DS1302_Time[1]==11) { if(DS1302_Time[2]<1) {DS1302_Time[2]=30;} }else if(DS1302_Time[1]==2) { if(DS1302_Time[0]%4==0) { if(DS1302_Time[2]<1){DS1302_Time[2]=29;} }else { if(DS1302_Time[2]<1){DS1302_Time[2]=28;} } } if(DS1302_Time[3]<0) {DS1302_Time[3]=23;} if(DS1302_Time[4]<0) {DS1302_Time[4]=59;} if(DS1302_Time[5]<0) {DS1302_Time[5]=59;} } if(TimeSetSelect==0 && TimeFlashFlag==1){LCD_ShowString(1,1," ");} else{LCD_ShowNum(1,1,DS1302_Time[0],2);} if(TimeSetSelect==1 && TimeFlashFlag==1){LCD_ShowString(1,4," ");} else{LCD_ShowNum(1,4,DS1302_Time[1],2);} if(TimeSetSelect==2 && TimeFlashFlag==1){LCD_ShowString(1,7," ");} else{LCD_ShowNum(1,7,DS1302_Time[2],2);} if(TimeSetSelect==3 && TimeFlashFlag==1){LCD_ShowString(2,1," ");} else{LCD_ShowNum(2,1,DS1302_Time[3],2);} if(TimeSetSelect==4 && TimeFlashFlag==1){LCD_ShowString(2,4," ");} else{LCD_ShowNum(2,4,DS1302_Time[4],2);} if(TimeSetSelect==5 && TimeFlashFlag==1){LCD_ShowString(2,7," ");} else{LCD_ShowNum(2,7,DS1302_Time[5],2);} LCD_ShowNum(2,10,TimeSetSelect,2); } void main(){ LCD_Init(); DS1302_Init(); Timer0Init(); LCD_ShowString(1,1," - - "); LCD_ShowString(2,1," : : "); DS1302_SetTime(); while(1){ keynum = key(); if(keynum==1) { if(mode==0) { mode=1; }else if(mode){ mode=0; } } switch(mode){ case 0:TimeShow();break; case 1:TimeSet();break; } } } unsigned int T0Count; void Timer0_Routine() interrupt 1 { TL0 = 0x18; TH0 = 0xFC; T0Count++; if(T0Count>=5000) { T0Count=0; TimeFlashFlag=!TimeFlashFlag; } }
键盘控制数码管
顾辰辰: #include <REGX52.H> #include "LCD1602.h" #include "DS1302.h" #include "key.h" #include "timer0.h" unsigned char keynum,mode,TimeSetSelect,TimeFlashFlag; void TimeShow(){ DS1302_ReadTime(); LCD_ShowNum(1,1,DS1302_Time[0],2); LCD_ShowNum(1,4,DS1302_Time[1],2); LCD_ShowNum(1,7,DS1302_Time[2],2); LCD_ShowNum(2,1,DS1302_Time[3],2); LCD_ShowNum(2,4,DS1302_Time[4],2); LCD_ShowNum(2,7,DS1302_Time[5],2); } void TimeSet(){ if(keynum==2) { TimeSetSelect++; TimeSetSelect%=6; } if(keynum==3) { DS1302_Time[TimeSetSelect]++; if(DS1302_Time[0]>99) {DS1302_Time[0]=0;} if(DS1302_Time[1]>12) {DS1302_Time[1]=1;} if(DS1302_Time[1]==1 || DS1302_Time[1]==3 || DS1302_Time[1]==5 || DS1302_Time[1]==7|| DS1302_Time[1]==8 || DS1302_Time[1]==10 || DS1302_Time[1]==12) { if(DS1302_Time[2]>31) {DS1302_Time[2]=1;} }else if(DS1302_Time[1]==4 || DS1302_Time[1]==6 || DS1302_Time[1]==9 || DS1302_Time[1]==11) { if(DS1302_Time[2]>30) {DS1302_Time[2]=1;} }else if(DS1302_Time[1]==2) { if(DS1302_Time[0]%4==0) { if(DS1302_Time[2]>29){DS1302_Time[2]=1;} }else { if(DS1302_Time[2]>28){DS1302_Time[2]=1;} } } if(DS1302_Time[3]>23) {DS1302_Time[3]=0;} if(DS1302_Time[4]>59) {DS1302_Time[4]=0;} if(DS1302_Time[5]>59) {DS1302_Time[5]=0;} } if(keynum==4) { DS1302_Time[TimeSetSelect]--; if(DS1302_Time[0]<0) {DS1302_Time[0]=99;} if(DS1302_Time[1]<1) {DS1302_Time[1]=12;} if(DS1302_Time[1]==1 || DS1302_Time[1]==3 || DS1302_Time[1]==5 || DS1302_Time[1]==7|| DS1302_Time[1]==8 || DS1302_Time[1]==10 || DS1302_Time[1]==12) { if(DS1302_Time[2]<1) {DS1302_Time[2]=31;} }else if(DS1302_Time[1]==4 || DS1302_Time[1]==6 || DS1302_Time[1]==9 || DS1302_Time[1]==11) { if(DS1302_Time[2]<1) {DS1302_Time[2]=30;} }else if(DS1302_Time[1]==2) { if(DS1302_Time[0]%4==0) { if(DS1302_Time[2]<1){DS1302_Time[2]=29;} }else { if(DS1302_Time[2]<1){DS1302_Time[2]=28;} } } if(DS1302_Time[3]<0) {DS1302_Time[3]=23;} if(DS1302_Time[4]<0) {DS1302_Time[4]=59;} if(DS1302_Time[5]<0) {DS1302_Time[5]=59;} } if(TimeSetSelect==0 && TimeFlashFlag==1){LCD_ShowString(1,1," ");} else{LCD_ShowNum(1,1,DS1302_Time[0],2);} if(TimeSetSelect==1 && TimeFlashFlag==1){LCD_ShowString(1,4," ");} else{LCD_ShowNum(1,4,DS1302_Time[1],2);} if(TimeSetSelect==2 && TimeFlashFlag==1){LCD_ShowString(1,7," ");} else{LCD_ShowNum(1,7,DS1302_Time[2],2);} if(TimeSetSelect==3 && TimeFlashFlag==1){LCD_ShowString(2,1," ");} else{LCD_ShowNum(2,1,DS1302_Time[3],2);} if(TimeSetSelect==4 && TimeFlashFlag==1){LCD_ShowString(2,4," ");} else{LCD_ShowNum(2,4,DS1302_Time[4],2);} if(TimeSetSelect==5 && TimeFlashFlag==1){LCD_ShowString(2,7," ");} else{LCD_ShowNum(2,7,DS1302_Time[5],2);} LCD_ShowNum(2,10,TimeSetSelect,2); } void main(){ LCD_Init(); DS1302_Init(); Timer0Init(); LCD_ShowString(1,1," - - "); LCD_ShowString(2,1," : : "); DS1302_SetTime(); while(1){ keynum = key(); if(keynum==1) { if(mode==0) { mode=1; }else if(mode){ mode=0; } } switch(mode){ case 0:TimeShow();break; case 1:TimeSet();break; } } } unsigned int T0Count; void Timer0_Routine() interrupt 1 { TL0 = 0x18; TH0 = 0xFC; T0Count++; if(T0Count>=5000) { T0Count=0; TimeFlashFlag=!TimeFlashFlag; } }
键盘控制数码管
顾辰辰: #include <REGX52.H> #include "LCD1602.h" #include "DS1302.h" #include "key.h" #include "timer0.h" unsigned char keynum,mode,TimeSetSelect,TimeFlashFlag; void TimeShow(){ DS1302_ReadTime(); LCD_ShowNum(1,1,DS1302_Time[0],2); LCD_ShowNum(1,4,DS1302_Time[1],2); LCD_ShowNum(1,7,DS1302_Time[2],2); LCD_ShowNum(2,1,DS1302_Time[3],2); LCD_ShowNum(2,4,DS1302_Time[4],2); LCD_ShowNum(2,7,DS1302_Time[5],2); } void TimeSet(){ if(keynum==2) { TimeSetSelect++; TimeSetSelect%=6; } if(keynum==3) { DS1302_Time[TimeSetSelect]++; if(DS1302_Time[0]>99) {DS1302_Time[0]=0;} if(DS1302_Time[1]>12) {DS1302_Time[1]=1;} if(DS1302_Time[1]==1 || DS1302_Time[1]==3 || DS1302_Time[1]==5 || DS1302_Time[1]==7|| DS1302_Time[1]==8 || DS1302_Time[1]==10 || DS1302_Time[1]==12) { if(DS1302_Time[2]>31) {DS1302_Time[2]=1;} }else if(DS1302_Time[1]==4 || DS1302_Time[1]==6 || DS1302_Time[1]==9 || DS1302_Time[1]==11) { if(DS1302_Time[2]>30) {DS1302_Time[2]=1;} }else if(DS1302_Time[1]==2) { if(DS1302_Time[0]%4==0) { if(DS1302_Time[2]>29){DS1302_Time[2]=1;} }else { if(DS1302_Time[2]>28){DS1302_Time[2]=1;} } } if(DS1302_Time[3]>23) {DS1302_Time[3]=0;} if(DS1302_Time[4]>59) {DS1302_Time[4]=0;} if(DS1302_Time[5]>59) {DS1302_Time[5]=0;} } if(keynum==4) { DS1302_Time[TimeSetSelect]--; if(DS1302_Time[0]<0) {DS1302_Time[0]=99;} if(DS1302_Time[1]<1) {DS1302_Time[1]=12;} if(DS1302_Time[1]==1 || DS1302_Time[1]==3 || DS1302_Time[1]==5 || DS1302_Time[1]==7|| DS1302_Time[1]==8 || DS1302_Time[1]==10 || DS1302_Time[1]==12) { if(DS1302_Time[2]<1) {DS1302_Time[2]=31;} }else if(DS1302_Time[1]==4 || DS1302_Time[1]==6 || DS1302_Time[1]==9 || DS1302_Time[1]==11) { if(DS1302_Time[2]<1) {DS1302_Time[2]=30;} }else if(DS1302_Time[1]==2) { if(DS1302_Time[0]%4==0) { if(DS1302_Time[2]<1){DS1302_Time[2]=29;} }else { if(DS1302_Time[2]<1){DS1302_Time[2]=28;} } } if(DS1302_Time[3]<0) {DS1302_Time[3]=23;} if(DS1302_Time[4]<0) {DS1302_Time[4]=59;} if(DS1302_Time[5]<0) {DS1302_Time[5]=59;} } if(TimeSetSelect==0 && TimeFlashFlag==1){LCD_ShowString(1,1," ");} else{LCD_ShowNum(1,1,DS1302_Time[0],2);} if(TimeSetSelect==1 && TimeFlashFlag==1){LCD_ShowString(1,4," ");} else{LCD_ShowNum(1,4,DS1302_Time[1],2);} if(TimeSetSelect==2 && TimeFlashFlag==1){LCD_ShowString(1,7," ");} else{LCD_ShowNum(1,7,DS1302_Time[2],2);} if(TimeSetSelect==3 && TimeFlashFlag==1){LCD_ShowString(2,1," ");} else{LCD_ShowNum(2,1,DS1302_Time[3],2);} if(TimeSetSelect==4 && TimeFlashFlag==1){LCD_ShowString(2,4," ");} else{LCD_ShowNum(2,4,DS1302_Time[4],2);} if(TimeSetSelect==5 && TimeFlashFlag==1){LCD_ShowString(2,7," ");} else{LCD_ShowNum(2,7,DS1302_Time[5],2);} LCD_ShowNum(2,10,TimeSetSelect,2); } void main(){ LCD_Init(); DS1302_Init(); Timer0Init(); LCD_ShowString(1,1," - - "); LCD_ShowString(2,1," : : "); DS1302_SetTime(); while(1){ keynum = key(); if(keynum==1) { if(mode==0) { mode=1; }else if(mode){ mode=0; } } switch(mode){ case 0:TimeShow();break; case 1:TimeSet();break; } } } unsigned int T0Count; void Timer0_Routine() interrupt 1 { TL0 = 0x18; TH0 = 0xFC; T0Count++; if(T0Count>=5000) { T0Count=0; TimeFlashFlag=!TimeFlashFlag; } }

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原创 键盘控制数码管

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原创键盘控制数码管