C51 COMPILER V8.02 JIAOTONGDENG 06/23/2010 09:56:51 PAGE 1 C51 COMPILER V8.02, COMPILATION OF MODULE JIAOTONGDENG OBJECT MODULE PLACED IN jiaotongdeng.OBJ COMPILER INVOKED BY: D:\处理软件\keil\C51\BIN\C51.EXE jiaotongdeng.c BROWSE DEBUG OBJECTEXTEND line level source 1 /****************************************************************** 2 “天祥电子” 倾情奉献 3 www.txmcu.com 4 www.txmcu.cn 5 ******************************************************************* 6 7 程序功能：模拟交通灯； 8 ******************************************************************/ 9 10 11 #include 12 13 #define uchar unsigned char 14 #define uint unsigned int 15 16 sbit dula=P2^6; 17 sbit wela=P2^7; 18 sbit beep=P2^3; 19 20 unsigned int pp; 21 unsigned char code table[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d, 22 0x07,0x7f,0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71}; 23 uchar j,k,l=255; 24 uchar a1,a0; 25 uchar shijian,deng=2; 26 void delay(unsigned int i) 27 { 28 1 for(j=i;j>0;j--) 29 1 for(k=125;k>0;k--); 30 1 } 31 32 void display(unsigned char sh_c,unsigned char g_c) 33 { 34 1 dula=0; 35 1 P0=table[sh_c]; 36 1 dula=1; 37 1 dula=0; 38 1 39 1 wela=0; 40 1 P0=0xfe; 41 1 wela=1; 42 1 wela=0; 43 1 delay(5); 44 1 45 1 P0=table[g_c]; 46 1 dula=1; 47 1 dula=0; 48 1 49 1 P0=0xfd; 50 1 wela=1; 51 1 wela=0; 52 1 delay(5); 53 1 } 54 55 void main() C51 COMPILER V8.02 JIAOTONGDENG 06/23/2010 09:56:51 PAGE 2 56 { 57 1 TMOD=0x01; 58 1 TR0=1; 59 1 TH0=(65536-46080)/256;// 由于晶振为11.0592,故所记次数应为46080，计时器每隔50000微秒发起一次中断。 60 1 TL0=(65536-46080)%256;//46080的来历，为50000*11.0592/12 61 1 ET0=1; 62 1 EA=1; 63 1 while(1) 64 1 { 65 2 if(shijian==0) 66 2 { 67 3 switch(deng) 68 3 { 69 4 case 0: shijian=50; //红灯 70 4 deng=1; 71 4 break; 72 4 case 1: shijian=15; //黄灯 73 4 deng=2; 74 4 break; 75 4 case 2: shijian=50; //绿灯 76 4 deng=3; 77 4 break; 78 4 case 3: shijian=15; //黄灯 79 4 deng=0; 80 4 break; 81 4 } 82 3 } 83 2 if(pp==20) 84 2 { pp=0; 85 3 shijian--; 86 3 } 87 2 a0=shijian%10; 88 2 a1=shijian/10; 89 2 display(a1,a0); 90 2 switch(deng) 91 2 { 92 3 case 1: P1=0X00; //红灯 93 3 break; 94 3 case 2: //黄灯 95 3 if(shijian%2==0) 96 3 P1=0x00; 97 3 if(shijian%2==1) 98 3 P1=0xff; 99 3 break; 100 3 case 3: //绿灯 101 3 if(shijian%2==0) 102 3 P1=0x55; 103 3 if(shijian%2==1) 104 3 P1=0xaa; 105 3 break; 106 3 case 0: if(shijian%2==0) //黄灯 107 3 P1=0x00; 108 3 if(shijian%2==1) 109 3 P1=0xff; 110 3 break; 111 3 } 112 2 } 113 1 } 114 115 void time0() interrupt 1 116 { TH0=(65536-46080)/256; 117 1 TL0=(65536-46080)%256; C51 COMPILER V8.02 JIAOTONGDENG 06/23/2010 09:56:51 PAGE 3 118 1 pp++; 119 1 } MODULE INFORMATION: STATIC OVERLAYABLE CODE SIZE = 271 ---- CONSTANT SIZE = 16 ---- XDATA SIZE = ---- ---- PDATA SIZE = ---- ---- DATA SIZE = 9 ---- IDATA SIZE = ---- ---- BIT SIZE = ---- ---- END OF MODULE INFORMATION. C51 COMPILATION COMPLETE. 0 WARNING(S), 0 ERROR(S)