控制交通燈的程序設(shè)計.doc

控制交通燈的程序設(shè)計#include unsignedcharcodedis_721=0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90,0x88,0x83,0xc6,0xa1, 0x86,0x8e,0xbf,0x89,0x8c,0x00,0xff;/共陽數(shù)碼管段碼 unsignedchardatadisbuf6=0x00,0x00,0x00,0x00,0x00,0x00;/顯示緩沖區(qū):時分秒使用unsignedchardatacount_timedx=2,10,5,10,25;/東西方向倒計時時間unsignedchardatacount_timenb=2,25,10,5,10;/南北方向倒計時時間unsignedchardatahour=14,minite=06,second=0,halfsec=0;/定義時鐘位unsignedcharxdata*ledaddr=0x2000;/鎖存器選通地址 unsignedchardatams=0,lightcode=0,light_step,led_step,light_num; unsignedintdatafault_dx=0,fault_nb=0,fault_total=0,countdx=0,countnb=0; sbitp10=p10;/第0位數(shù)碼管位控制端sbitp11=p11;/第1位數(shù)碼管位控制端sbitp12=p12;/第2位數(shù)碼管位控制端sbitp13=p13;/第3位數(shù)碼管位控制端sbitp14=p14;/第4位數(shù)碼管位控制端sbitp15=p15;/第5位數(shù)碼管位控制端sbitp16=p16;/發(fā)光二極管選通sbitp17=p17;/按鍵選通 sbitp33=p33;/k1鍵用于切換四種功能 /*/ /*1毫秒延時函數(shù)*/voiddelay1ms(intt) unsignedinti,j;for(i=0;it;i+)for(j=0;j120;j+); /*/ /*鍵盤掃描函數(shù)*/unsignedchargetkey(void) unsignedcharyiwei;unsignedchartest=0x00,tim; *ledaddr=test; if(p17=0&tim=0)/判斷是否有按鍵按下 p17=1; tim=1; test=0xfe;delay1ms(5); for(yiwei=0;yiwei8;yiwei+)/處理按鍵 *ledaddr=test;if(p17=0)break;elsetest=(test=4)&(light_step=1)&(light_step4)light_num=0; if(key3=5)/kl2鍵用于修改東西方向倒計時，加1 count_timedxlight_num+;if(count_timedxlight_num=99) count_timedxlight_num=99; if(key3=1)/kl6鍵用于修改東西方向倒計時，減1 count_