单片机技能大赛编程大全

1、精品好资料学习推荐一 开关检测器程序编写：ORG 00HSTART: MOV A,P1ANL A,#0F0HRR ARR ARR ARR AORl A,#0F0HMOV P1,ASJMP STARTORG 00HSTART: MOV A,P1ANL A,#0F0HRR ARR ARR ARR AORl A,#0F0HMOV P1,ASJMP START二：节日彩灯控制器编程：#include #define uchar unsigned char #define uint unsigned intsbit key=P12; uchar code table_P0= 0xfc,0xf9,0xf3

2、,0xe7,0xcf,0x9f,0x3f,0x7f,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff, 0xe7,0xdb,0xbd,0x7e,0xbd,0xdb,0xe7,0xff,0xe7,0xc3,0x81,0x00,0x81,0xc3,0xe7,0xff, 0xaa,0x55,0x18,0xff,0xf0,0x0f,0x00,0xff,0xf8,0xf1,0xe3,0xc7,0x8f,0x1f,0x3f,0x7f, 0x7f,0x3f,0x1f,0x8f,0xc7,0xe3,0xf1,0xf8,0xff,0x00,0x00,0xff,0xff,0x0f,0

3、xf0,0xff, 0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0x7f,0xbf,0xdf,0xef,0xf7,0xfb,0xfd,0xfe, 0xfe,0xfc,0xf8,0xf0,0xe0,0xc0,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x

4、80,0xc0,0xe0,0xf0,0xf8,0xfc,0xfe, 0x00,0xff,0x00,0xff,0x00,0xff,0x00,0xff ; uchar code table_P2= 0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xfe,0xfc,0xf9,0xf3,0xe7,0xcf,0x9f,0x3f,0xff, 0xe7,0xdb,0xbd,0x7e,0xbd,0xdb,0xe7,0xff,0xe7,0xc3,0x81,0x00,0x81,0xc3,0xe7,0xff, 0xaa,0x55,0x18,0xff,0xf0,0x0f,0x00,0xff,0

5、xf8,0xf1,0xe3,0xc7,0x8f,0x1f,0x3f,0x7f, 0x7f,0x3f,0x1f,0x8f,0xc7,0xe3,0xf1,0xf8,0xff,0x00,0x00,0xff,0xff,0x0f,0xf0,0xff, 0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f, 0x7f,0xbf,0xdf,0xef,0xf7,0xfb,0xfd,0xfe,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0x

6、ff,0xff,0xff,0xff,0xff,0xfe,0xfc,0xf8,0xf0,0xe0,0xc0,0x80,0x00, 0x00,0x80,0xc0,0xe0,0xf0,0xf8,0xfc,0xfe,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff, 0x00,0xff,0x00,0xff,0x00,0xff,0x00,0xff ; /延时 void delay(uint xms) uint i,j; for(i=xms;i0;i-) for(j=110;j0;j-); /主程序 void main() uchar i; if(key=0) delay(1

7、0);if(key=0) while(!key); while(1) /从数组中读取数据送至P0 和P2 口显示 for(i=0;i136;i+) P0=table_P0i; P2=table_P2i; delay(100); 三 简单的左右循环流水灯的制作#include#includeunsigned char temp; /定义字符变量temp,temp左移或右移并给连接LED的P1口赋值int a; /定义延迟函数delay()void delay(void);void main() temp=0xfe; /给temp赋初值P1=temp; /temp赋值给P1口，第一个LED（红色）

8、点亮while(1) /主程序，括号中的程序将一直循环 for(a=0;a7;a+) /左移部分，LED从左到右依次点亮 temp=_crol_(temp,1); /_crol_语句控制变量temp左移delay(); /每个灯点亮之后延迟一会在点下一个灯P1=temp;for(a=0;a0;i-) /i,j不断计数占用CPU时间，达到延时目的for(j=1;j150;j+);四可控的左右循环流水灯的制作ORG 0000H ；单片机上电后从0000H地址执行AJMP START ；跳转到主程序存放地址处ORG 0030H ；设置主程序开始地址START：MOV SP，#60H ；设置堆栈起始地

9、址为60HCLR P1.0 ；P1.0输出低电平，使LED1点亮ACALLDELAY ；调用延时子程序SETBP1.0 ；P1.0输出高电平，使LED1熄灭CLR P1.1 ；P1.1输出低电平，使LED2点亮ACALLDELAY ；调用延时子程序SETBP1.1 ；P1.1输出高电平，使LED2熄灭CLR P1.2 ；P1.2输出低电平，使LED3点亮ACALLDELAY ；调用延时子程序SETBP1.2 ；P1.2输出高电平，使LED3熄灭CLR P1.3 ；P1.3输出低电平，使LED4点亮ACALLDELAY ；调用延时子程序SETBP1.3 ；P1.3输出高电平，使LED4熄灭CLR

10、 P1.4 ；P1.4输出低电平，使LED5点亮ACALLDELAY ；调用延时子程序SETBP1.4 ；P1.4输出高电平，使LED5熄灭CLR P1.5 ；P1.5输出低电平，使LED6点亮ACALLDELAY ；调用延时子程序SETBP1.5 ；P1.5输出高电平，使LED6熄灭CLR P1.6 ；P1.6输出低电平，使LED7点亮ACALLDELAY ；调用延时子程序SETBP1.6 ；P1.6输出高电平，使LED7熄灭CLR P1.7 ；P1.7输出低电平，使LED8点亮ACALLDELAY ；调用延时子程序SETBP1.7 ；P1.7输出高电平，使LED8熄灭ACALLDELAY

11、；调用延时子程序AJMP START ；8个LED流了一遍后返回到标号START处再循环DELAY： ；延时子程序MOV R0，#255；延时一段时间D1： MOV R1，#255DJNZ R1，$DJNZ R0，D1RET ；子程序返回END ；程序结束六花样流水灯制作#include #define uchar unsigned char#define uint unsigned intuchar code Pattern_P0= 0xfc,0xf9,0xf3,0xe7,0xcf,0x9f;uchar code Pattern_P2= 0xf5,0xf6,0xfe,0x54,0x56,0x76,0xd7,0x