C51 COMPILER V8.02 QIANGDA 06/24/2010 10:18:26 PAGE 1 C51 COMPILER V8.02, COMPILATION OF MODULE QIANGDA OBJECT MODULE PLACED IN qiangda.OBJ COMPILER INVOKED BY: D:\处理软件\keil\C51\BIN\C51.EXE qiangda.c BROWSE DEBUG OBJECTEXTEND line level source 1 #include 2 3 #define uchar unsigned char 4 5 sbit dula=P2^6; 6 sbit wela=P2^7; 7 sbit beep=P2^3; 8 uchar key,j,k,temp,daojishi=5,wei; 9 bit begin,end,clear,fangui; 10 uchar a0,b0=16;c0=16;d0=16;e0=16;f0=5; 11 unsigned int pp; 12 unsigned char code table[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d, 13 0x07,0x7f,0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71,0x00}; 14 15 void delay(unsigned char i) 16 { 17 1 for(j=i;j>0;j--) 18 1 for(k=125;k>0;k--); 19 1 } 20 void display(uchar a,uchar b,uchar c,uchar d,uchar e,uchar f) 21 { 22 1 dula=0; 23 1 P0=table[a]; 24 1 dula=1; 25 1 dula=0; 26 1 27 1 wela=0; 28 1 P0=0xfe; 29 1 wela=1; 30 1 wela=0; 31 1 delay(5); 32 1 33 1 P0=table[b]; 34 1 dula=1; 35 1 dula=0; 36 1 37 1 P0=0xfd; 38 1 wela=1; 39 1 wela=0; 40 1 delay(5); 41 1 42 1 P0=table[c]; 43 1 dula=1; 44 1 dula=0; 45 1 46 1 P0=0xfb; 47 1 wela=1; 48 1 wela=0; 49 1 delay(5); 50 1 51 1 P0=table[d]; 52 1 dula=1; 53 1 dula=0; 54 1 55 1 P0=0xf7; C51 COMPILER V8.02 QIANGDA 06/24/2010 10:18:26 PAGE 2 56 1 wela=1; 57 1 wela=0; 58 1 delay(5); 59 1 60 1 P0=table[e]; 61 1 dula=1; 62 1 dula=0; 63 1 64 1 P0=0xef; 65 1 wela=1; 66 1 wela=0; 67 1 delay(5); 68 1 69 1 P0=table[f]; 70 1 dula=1; 71 1 dula=0; 72 1 73 1 P0=0xdf; 74 1 wela=1; 75 1 wela=0; 76 1 delay(5); 77 1 } 78 79 void keyscan() 80 { 81 1 P3=0xfe; 82 1 temp=P3; 83 1 temp=temp&0xf0; 84 1 if(temp!=0xf0) 85 1 { 86 2 delay(10); 87 2 if(temp!=0xf0) 88 2 { 89 3 temp=P3; 90 3 switch(temp) 91 3 { 92 4 case 0xee: 93 4 key=1; 94 4 wei++; 95 4 break; 96 4 97 4 case 0xde: 98 4 key=2; 99 4 wei++; 100 4 break; 101 4 102 4 case 0xbe: 103 4 key=3; 104 4 wei++; 105 4 break; 106 4 107 4 case 0x7e: 108 4 key=4; 109 4 wei++; 110 4 break; 111 4 } 112 3 while(temp!=0xf0) 113 3 { 114 4 temp=P3; 115 4 temp=temp&0xf0; 116 4 beep=0; 117 4 } C51 COMPILER V8.02 QIANGDA 06/24/2010 10:18:26 PAGE 3 118 3 beep=1; 119 3 } 120 2 } 121 1 P3=0xfd; 122 1 temp=P3; 123 1 temp=temp&0xf0; 124 1 if(temp!=0xf0) 125 1 { 126 2 delay(10); 127 2 if(temp!=0xf0) 128 2 { 129 3 temp=P3; 130 3 switch(temp) 131 3 { 132 4 case 0xed: 133 4 key=5; 134 4 wei++; 135 4 break; 136 4 137 4 case 0xdd: 138 4 key=6; 139 4 wei++; 140 4 break; 141 4 142 4 case 0xbd: 143 4 clear=1; 144 4 //key=7; 145 4 break; 146 4 147 4 case 0x7d: 148 4 begin=1; 149 4 //key=8; 150 4 break; 151 4 } 152 3 while(temp!=0xf0) 153 3 { 154 4 temp=P3; 155 4 temp=temp&0xf0; 156 4 beep=0; 157 4 } 158 3 beep=1; 159 3 } 160 2 } 161 1 } 162 163 void main() 164 { 165 1 TMOD=0x01; 166 1 167 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。 168 1 TL0=(65536-46080)%256;//46080的来历，为50000*11.0592/12 169 1 ET0=1; 170 1 EA=1; 171 1 while(1) 172 1 { 173 2 keyscan(); 174 2 if(begin) 175 2 { 176 3 if(!end) 177 3 { 178 4 TR0=1; 179 4 //if(!daojishi) daojishi=5; C51 COMPILER V8.02 QIANGDA 06/24/2010 10:18:26 PAGE 4 180 4 //begin=0; 181 4 //daojishi=5; 182 4 if(pp==20) 183 4 { 184 5 pp=0; 185 5 daojishi--; 186 5 187 5 } 188 4 189 4 f0=daojishi; 190 4 if(key!=0) 191 4 a0=key; 192 4 // a1=a0; 193 4 194 4 //if(a0!=0) end=1; 195 4 if(!daojishi|a0) 196 4 { 197 5 end=1; 198 5 TR0=0; 199 5 //daojishi=5; 200 5 // begin=0; 201 5 pp=0; 202 5 } 203 4 } 204 3 205 3 } 206 2 else 207 2 { 208 3 if(key!=0) 209 3 { 210 4 switch(wei) 211 4 { 212 5 case 1: a0=key;break; 213 5 case 2: b0=key;break; 214 5 case 3: c0=key;break; 215 5 case 4: d0=key;break; 216 5 case 5: e0=key;break; 217 5 } 218 4 //if(!fangui) 219 4 fangui=1; 220 4 beep=0; 221 4 } 222 3 } 223 2 if(clear) 224 2 { 225 3 a0=0;key=0;begin=0;end=0;fangui=0;beep=1;daojishi=5;f0=5;clear=0; 226 3 b0=16;c0=16;d0=16;e0=16;wei=0; P1=0xff; 227 3 } 228 2 display(a0,b0,c0,d0,e0,f0); 229 2 if(fangui) 230 2 { 231 3 beep=0; 232 3 P1=0x00;; 233 3 } 234 2 235 2 } 236 1 } 237 238 void time0() interrupt 1 239 { TH0=(65536-46080)/256; 240 1 TL0=(65536-46080)%256; 241 1 pp++; C51 COMPILER V8.02 QIANGDA 06/24/2010 10:18:26 PAGE 5 242 1 } MODULE INFORMATION: STATIC OVERLAYABLE CODE SIZE = 538 ---- CONSTANT SIZE = 17 ---- XDATA SIZE = ---- ---- PDATA SIZE = ---- ---- DATA SIZE = 18 6 IDATA SIZE = ---- ---- BIT SIZE = 4 ---- END OF MODULE INFORMATION. C51 COMPILATION COMPLETE. 0 WARNING(S), 0 ERROR(S)