51单片机控制8个数码管并显示1-8
数字管段连接到微控制器的P0端口,并连接到P2 端口org 0000HMAIN:呼叫显示AJMP Maintplay:MOV R0,#0 MOV R1 ,R0 MOV R1 ,R0 MOV POW POW POW POW soving DPTR,SOVIND DPTR,#TABSMMMB:#TABSMM MOSMB:INS MOV DPTR DPTR,R0 r0 r0 MOV P0 p0;代码呼叫延迟MOV A,R1 ;发送代码rl a; Shift Mov P2 ,A MOV R1 ,呼叫延迟CJNE R0,#8 ,LOOP; Judge about 8 cycles are completed Remsmen: MOV R6 ,#2 5 DD: MOV R7 ,#5 0 DJNZ R7 , $ DJNZ R6 , DD RIGHTAB: DB 0C0H, 0F9 H, 0A4 H, 0B0H, 9 9 H, 9 2 H, 8 2 H, 0F8 H, 8 0H, 9 0H, 9 0H, 9 0H, 9 0H,
51单片机电子钟程序数码管显示
#include #defineucharunsignedcharsbitdula = p2 ^6 ; sbitwela = p2 ^7 ; sbitbeep = p2 ^3 ; UnignedCharj,k,a1 ,a0,b1 ,b0,c1 ,c0,s,f,m,key = 1 0,temp,qq; UCharshi2 0,Shi1 0,Fen2 0,Fen1 0,Miao2 0,Miao1 0,NY,OK = 1 ,WEI; UnsignEdIntpp; unsignedCharCodEtab le [] = {0x3 f,0x06 .0x5 b,0x4 f,0x6 6 .0x6 d,0x7 d,0x07 .0x7 f,0x6 f,0x7 7 .0x7 c,0x3 9 ,0x5 e,0x3 9 ,0x5 e,0x7 9 ,0x7 1 ,0x7 1 }; voe middleay(unignedChari)或(j = i; j> 0; j-)for(k = 1 2 5 ; k> 0; k-);} void display(ucharshi2 ,ucharshi1 ,ucharshi1 ,ucharshi1 ,uCharfen2 ,ucharfen1 ,ucharfen1 ,uchararmiao2 ,ucharmiao2 ,uchaarmiao1 ,uchaarmiao1 ){duat = 0; duat = 0; p0 = table [shi2 ]; dua = 1 ; dua = 0; wela = 0; p0 = 0xfe; wela = 1 ; wela = 0;延迟(5 ); p0 =表[shi1 ] | 0x8 0; dua = 1 ; dua = 0; p0 = 0xfd; wela = 1 ; wela = 0; Deskat(5 ); p0 = table [fen2 ]; dua = 1 ; dua = 0; p0 = 0xfb; wela = 1 ; wela = 0;延迟(5 ); p0 =表[fen1 ] | 0x8 0; dua = 1 ; dua = 0; p0 =表[fen1 ] | 0x8 0; dua = 1 ; dua = 0; p0 = 0; p0 = 0xf7 ; wela = 1 ; wela = 0;延迟(5 ); p0 = table [miao2 ]; dua = 1 ; dua = 0; p0 = 0xef; wela = 1 ; wela = 0;延迟(5 ); p0 = table [miao1 ]; dua = 1 ; dua = 0; p0 = 0xdf; wela = 1 ; wela = 0;延迟(5 );} voidkeyscan0(){p3 = 0xfb; temp = p3 ; temp = temp&0xf0; if(temp!= 0xf0){delay(1 0);在f(temp!= 0xf0){temp = p3 ; switch(temp){case0xbb:ok = 0;休息; case0x7 b:ok = 1 ; break;}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}} {) {{P3 = 0xFE; temp = p3 ; temp = temp&0xf0; if(temp!= 0xf0){delay(1 0);如果(temp!= 0xf0){temp = p3 ; switch(temp){case0xee:1 ; wei ++;休息; case0xbe:key = 2 ; wei ++;休息; case0x7 e:key = 3 ; wei ++; break;} while(temp!= 0xf0){temp = p3 ; temp = temp&0xf0; pip = 0;} pip = 1 ;}} p3 = 0xfd; temp = p3 ; temp = temp&0xf0; if(temp!= 0xf0){delay(1 0);如果(temp!= 0xf0){temp = p3 ; switch(temp){case0xed:key = 4 ; wei ++;休息; case0xdd:key = 5 ; wei ++;休息; case0xbd:key = 6 ; wei ++;休息; case0x7 d:key = 7 ; wei ++; break;} while(temp!= 0 xf0){temp = p3 ; temp = temp&0xf0; pip = 0;} pip = 1 ;}} p3 = 0xfb; temp = p3 ; temp = temp&0xf0; if(temp!= 0xf0){delay(1 0);如果(temp!= 0xf0){temp = p3 ; switch(temp){case0xeb:key = 8 ; wei ++;休息; case0xdb:key = 9 ; wei ++; break;} while(temp!= 0xf0){temp = p3 ; temp = temp&0xf0; whip = 0;} beep = 1 ;} voidmain(){tmod = 0x01 ; th0 =(6 5 5 3 6 -4 6 08 0)/2 5 6 ; //由于晶体振荡器为1 1 ,05 9 2 ,因此注册的次数应为4 6 08 0,并且计时器每5 0,000微秒启动一次。
TL0 =(6 5 5 3 6 -4 6 08 0)%2 5 6 ; // 4 6 08 0的起源为5 0000*1 1 ,05 9 2 /1 2 et0 = 1 ; EA = 1 ;而(1 ){keyscan0(); if(ok == 1 ){tr0 = 1 ; wei = 0; if(pp == 2 0){pp = 0; M ++; if(m == 6 0){m = 0; {f = f = it(在2 4 小时内循环。
3 ) IS 6 C1 = key;}}}}}}}} voidTime0()intrupt1 {th0 =(6 5 5 3 6 -4 6 08 0)/2 5 6 ; TL0 =(6 5 5 3 6 -4 6 08 0)%2 5 6 ; PP ++;}
单片机单支数码管循环显示字母A到Z?
在微控制器中,单个数字周期显示了A A Z的字母,通常可以通过设置字母阵列并控制数字管引脚来获得。
以下是使用C语言的示例代码。
通过假设使用了常见的8 位公共数字管,并且数字管引脚连接到微控制器的P0端口。
#include //介绍数字管的微控制器定义的文件,从a到zunsignedcharalphabt [2 6 ] = {0x7 7 ,// a0x7 c,// a0x7 c,// a0x7 c,// a0x7 c,// a0x7 c,// G0X7 6 ,// H0X06 ,// I0X0E,// J0X3 8 ,// K0X3 7 ,// L0X5 4 ,// M0X5 4 ,// N0X3 F,// N0X3 F,// O0X7 3 ,// P0X6 7 ,// P0X6 7 ,// // v0x2 a,// w0x7 6 ,// x0x6 e,// y0x5 b / z}; v oiddelay(unsededinntms){unsigneti,j; for(i = 0; i
可以通过检查延迟功能来调整字母的开关速度。
应该注意的是,根据硬件和实际要求,可能需要特定的引脚和延迟时间进行调整。
用51单片机控制4位一体数码管实现1234轮流显示的程序代码是什么,求!proteus仿真
1 2 3 4 年कोमेंकोकोनेकेकेकेकेकेकेबिटबिटबिटडिजिटलयूबयूबयूबकोकोकोकोकोको //डिजिटलडिजिटलयूबयूबलेलेटटेबलटेबलशमिलमिलमिलहैहैहैg gnedinttime){ for(i = 0; i