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同时点亮LED、数码管以及点阵

news 2025/8/2 21:50:12

方法1


#include<reg52.h>sbit ADDR0 = P1 ^ 0;
sbit ADDR1 = P1 ^ 1;
sbit ADDR2 = P1 ^ 2;
sbit ADDR3 = P1 ^ 3;
sbit ENLED = P1 ^ 4;unsigned char code iMage[10][8] =
{{ 0xC3, 0xBD, 0x7E, 0x7E, 0x7E, 0x7E, 0xBD, 0xC3 },{ 0xEF, 0xE3, 0xEF, 0xEF, 0xEF, 0xEF, 0xEF, 0x83 },{ 0xC3, 0xBD, 0xBF, 0xBF, 0xCF, 0xF3, 0xFD, 0x81 },{ 0xFF, 0xE3, 0xDD, 0xDF, 0xE3, 0xDF, 0xDD, 0xE3 },{ 0xDF, 0xCF, 0xD7, 0xDB, 0x03, 0xDF, 0xDF, 0x07 },{ 0x81, 0xFD, 0xFD, 0xC3, 0xBF, 0xBF, 0xBD, 0xC3 },{ 0xC7, 0xBB, 0xFB, 0xC3, 0xBB, 0xBB, 0xBB, 0xC7 },{ 0xFF, 0xC1, 0xDF, 0xEF, 0xEF, 0xEF, 0xEF, 0xEF },{ 0xFF, 0xC3, 0xBD, 0xBD, 0xC3, 0xBD, 0xBD, 0xC3 },{ 0xE3, 0xDD, 0xDD, 0xDD, 0xC3, 0xDF, 0xDD, 0xE3 }	
};//通过取模软件获取unsigned char code LedChar[] =
{0xC0, 0xF9, 0xA4, 0xB0, 0x99,0x92, 0x82, 0xF8, 0x80, 0x90
};//数码管真值表//首先让点阵亮，其次数码管亮，最后小灯亮，按此次序1s转换一次
void main(void)
{ENLED = 0;//ADDR3 = 0;//u4使能EA = 1;//中断总使能TMOD = 0x01;//定时器0设置模式1TH0 = 0xFC;TL0 = 0x67;//设置定时器0的初值1msTR0 = 1;//启动定时器0ET0 = 1;//定时器0的中断使能while(1);//让程序停在此处
}void interruptTimer0(void) interrupt 1
{static char iDotMatrix = 0;//点阵行数static char iDig = 0;static char iLed = 0;//ledstatic long unsigned int secDig = 0;//数码管static int sec = 0;static char index = 0;TH0 = 0xFC;TL0 = 0x67;//设置定时器0的初值1msADDR3 = 0;//u4使能P0 = 0xFF;//显示消隐switch (iDotMatrix){case 0: ADDR2 = 0; ADDR1 = 0; ADDR0 = 0; P0 = iMage[index][iDotMatrix]; iDotMatrix++; break;case 1: ADDR2 = 0; ADDR1 = 0; ADDR0 = 1; P0 = iMage[index][iDotMatrix]; iDotMatrix++; break;case 2: ADDR2 = 0; ADDR1 = 1; ADDR0 = 0; P0 = iMage[index][iDotMatrix]; iDotMatrix++; break;case 3: ADDR2 = 0; ADDR1 = 1; ADDR0 = 1; P0 = iMage[index][iDotMatrix]; iDotMatrix++; break;case 4: ADDR2 = 1; ADDR1 = 0; ADDR0 = 0; P0 = iMage[index][iDotMatrix]; iDotMatrix++; break;case 5: ADDR2 = 1; ADDR1 = 0; ADDR0 = 1; P0 = iMage[index][iDotMatrix]; iDotMatrix++; break;case 6: ADDR2 = 1; ADDR1 = 1; ADDR0 = 0; P0 = iMage[index][iDotMatrix]; iDotMatrix++; break;case 7: ADDR2 = 1; ADDR1 = 1; ADDR0 = 1; P0 = iMage[index][iDotMatrix]; iDotMatrix = 0; break;default: break;}ADDR3 = 1;//U3使能P0 = 0xFF;	switch (iDig){case 0: ADDR2 = 0; ADDR1 = 0; ADDR0 = 0; P0 = LedChar[secDig % 10]; iDig++; break;case 1: ADDR2 = 0; ADDR1 = 0; ADDR0 = 1; P0 = LedChar[secDig / 10 % 10]; iDig++; break;case 2: ADDR2 = 0; ADDR1 = 1; ADDR0 = 0; P0 = LedChar[secDig / 100 % 10]; iDig++; break;case 3: ADDR2 = 0; ADDR1 = 1; ADDR0 = 1; P0 = LedChar[secDig / 1000 % 10]; iDig++; break;case 4: ADDR2 = 1; ADDR1 = 0; ADDR0 = 0; P0 = LedChar[secDig / 10000 % 10]; iDig++; break;case 5: ADDR2 = 1; ADDR1 = 0; ADDR0 = 1; P0 = LedChar[secDig / 100000 % 10]; iDig = 0; break;default: break;}ADDR3 = 1;P0 = 0xFF;		  	ADDR2 = 1; ADDR1 = 1; ADDR0 = 0;P0 = ~(1 << iLed);sec++;if (sec > 1000){index++;iLed++;secDig++;sec = 0;		}if (index > 9)index = 0;if (8 == iLed)iLed = 0;
}

方法2

#include<reg52.h>sbit ADDR0 = P1 ^ 0;
sbit ADDR1 = P1 ^ 1;
sbit ADDR2 = P1 ^ 2;
sbit ADDR3 = P1 ^ 3;
sbit ENLED = P1 ^ 4;unsigned char code iMage[10][8] =
{{ 0xC3, 0xBD, 0x7E, 0x7E, 0x7E, 0x7E, 0xBD, 0xC3 },{ 0xEF, 0xE3, 0xEF, 0xEF, 0xEF, 0xEF, 0xEF, 0x83 },{ 0xC3, 0xBD, 0xBF, 0xBF, 0xCF, 0xF3, 0xFD, 0x81 },{ 0xFF, 0xE3, 0xDD, 0xDF, 0xE3, 0xDF, 0xDD, 0xE3 },{ 0xDF, 0xCF, 0xD7, 0xDB, 0x03, 0xDF, 0xDF, 0x07 },{ 0x81, 0xFD, 0xFD, 0xC3, 0xBF, 0xBF, 0xBD, 0xC3 },{ 0xC7, 0xBB, 0xFB, 0xC3, 0xBB, 0xBB, 0xBB, 0xC7 },{ 0xFF, 0xC1, 0xDF, 0xEF, 0xEF, 0xEF, 0xEF, 0xEF },{ 0xFF, 0xC3, 0xBD, 0xBD, 0xC3, 0xBD, 0xBD, 0xC3 },{ 0xE3, 0xDD, 0xDD, 0xDD, 0xC3, 0xDF, 0xDD, 0xE3 }	
};//通过取模软件获取unsigned char code LedChar[] =
{0xC0, 0xF9, 0xA4, 0xB0, 0x99,0x92, 0x82, 0xF8, 0x80, 0x90
};//数码管真值表//首先让点阵亮，其次数码管亮，最后小灯亮，按此次序1s转换一次
void main(void)
{ENLED = 0;//ADDR3 = 0;//u4使能EA = 1;//中断总使能TMOD = 0x01;//定时器0设置模式1TH0 = 0xFC;TL0 = 0x67;//设置定时器0的初值1msTR0 = 1;//启动定时器0ET0 = 1;//定时器0的中断使能while(1);//让程序停在此处
}void interruptTimer0(void) interrupt 1
{static char i = 0;//点阵行数static char iLed = 0;//ledstatic long unsigned int secDig = 0;//数码管static int sec = 0;static char index = 0;TH0 = 0xFC;TL0 = 0x67;//设置定时器0的初值1msADDR3 = 0;//u4使能P0 = 0xFF;//显示消隐switch (i){case 0: ADDR3 = 0; ADDR2 = 0; ADDR1 = 0; ADDR0 = 0; P0 = iMage[index][i]; i++; break;case 1: ADDR3 = 0; ADDR2 = 0; ADDR1 = 0; ADDR0 = 1; P0 = iMage[index][i]; i++; break;case 2: ADDR3 = 0; ADDR2 = 0; ADDR1 = 1; ADDR0 = 0; P0 = iMage[index][i]; i++; break;case 3: ADDR3 = 0; ADDR2 = 0; ADDR1 = 1; ADDR0 = 1; P0 = iMage[index][i]; i++; break;case 4: ADDR3 = 0; ADDR2 = 1; ADDR1 = 0; ADDR0 = 0; P0 = iMage[index][i]; i++; break;case 5: ADDR3 = 0; ADDR2 = 1; ADDR1 = 0; ADDR0 = 1; P0 = iMage[index][i]; i++; break;case 6: ADDR3 = 0; ADDR2 = 1; ADDR1 = 1; ADDR0 = 0; P0 = iMage[index][i]; i++; break;case 7: ADDR3 = 0; ADDR2 = 1; ADDR1 = 1; ADDR0 = 1; P0 = iMage[index][i]; i++; break;case 8: ADDR3 = 1; ADDR2 = 0; ADDR1 = 0; ADDR0 = 0; P0 = LedChar[secDig % 10]; i++; break;case 9: if (secDig < 10); else {ADDR3 = 1; ADDR2 = 0; ADDR1 = 0; ADDR0 = 1; P0 = LedChar[secDig / 10 % 10];} i++; break;case 10: if (secDig < 100); else {ADDR3 = 1; ADDR2 = 0; ADDR1 = 1; ADDR0 = 0; P0 = LedChar[secDig / 100 % 10];} i++; break;case 11: if (secDig < 1000); else {ADDR3 = 1; ADDR2 = 0; ADDR1 = 1; ADDR0 = 1; P0 = LedChar[secDig / 1000 % 10];} i++; break;case 12: if (secDig < 10000); else {ADDR3 = 1; ADDR2 = 1; ADDR1 = 0; ADDR0 = 0; P0 = LedChar[secDig / 10000 % 10];} i++; break;case 13: if (secDig < 100000); else {ADDR3 = 1; ADDR2 = 1; ADDR1 = 0; ADDR0 = 1; P0 = LedChar[secDig / 100000 % 10];} i++; break;case 14: ADDR3 = 1; ADDR2 = 1; ADDR1 = 1; ADDR0 = 0; P0 = ~(1 << iLed); i = 0; break;default: break;}sec++;if (sec > 1000){index++;iLed++;secDig++;sec = 0;		}if (index > 9)index = 0;if (8 == iLed)iLed = 0;
}

官方答案

#include <reg52.h>sbit ADDR0 = P1^0;
sbit ADDR1 = P1^1;
sbit ADDR2 = P1^2;
sbit ADDR3 = P1^3;
sbit ENLED = P1^4;void main()
{EA = 1;       //使能总中断ENLED = 0;    //使能LEDTMOD = 0x01;  //设置T0为模式1TH0  = 0xFC;  //为T0赋初值0xFC67，定时1msTL0  = 0x67;ET0  = 1;     //使能T0中断TR0  = 1;     //启动T0while (1);
}
/* 定时器0中断服务函数 */
void InterruptTimer0() interrupt 1
{static unsigned char i = 0;  //动态扫描的索引TH0 = 0xFC;  //重新加载初值TL0 = 0x67;//以下代码完成LED点阵动态扫描刷新P0 = 0xFF;   //显示消隐switch (i){//点阵LED部分case 0: ADDR3 = 0; ADDR2=0; ADDR1=0; ADDR0=0; i++; P0=0; break;case 1: ADDR3 = 0; ADDR2=0; ADDR1=0; ADDR0=1; i++; P0=0; break;case 2: ADDR3 = 0; ADDR2=0; ADDR1=1; ADDR0=0; i++; P0=0; break;case 3: ADDR3 = 0; ADDR2=0; ADDR1=1; ADDR0=1; i++; P0=0; break;case 4: ADDR3 = 0; ADDR2=1; ADDR1=0; ADDR0=0; i++; P0=0; break;case 5: ADDR3 = 0; ADDR2=1; ADDR1=0; ADDR0=1; i++; P0=0; break;case 6: ADDR3 = 0; ADDR2=1; ADDR1=1; ADDR0=0; i++; P0=0; break;case 7: ADDR3 = 0; ADDR2=1; ADDR1=1; ADDR0=1; i++; P0=0; break;//数码管部分case 8:  ADDR3 = 1; ADDR2=0; ADDR1=0; ADDR0=0; i++; P0=0; break;case 9:  ADDR3 = 1; ADDR2=0; ADDR1=0; ADDR0=1; i++; P0=0; break;case 10: ADDR3 = 1; ADDR2=0; ADDR1=1; ADDR0=0; i++; P0=0; break;case 11: ADDR3 = 1; ADDR2=0; ADDR1=1; ADDR0=1; i++; P0=0; break;case 12: ADDR3 = 1; ADDR2=1; ADDR1=0; ADDR0=0; i++; P0=0; break;case 13: ADDR3 = 1; ADDR2=1; ADDR1=0; ADDR0=1; i++; P0=0; break;//独立LED部分case 14: ADDR3 = 1; ADDR2=1; ADDR1=1; ADDR0=0; i=0; P0=0; break;default: break;}
}

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