單片機技能大賽編程大全

1、精品好資料學習推薦一 開關檢測器程序編寫：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：節(jié)日彩燈控制器編程：#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 ; /延時 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) /從數(shù)組中讀取數(shù)據(jù)送至P0 和P2 口顯示 for(i=0;i136;i+) P0=table_P0i; P2=table_P2i; delay(100); 三 簡單的左右循環(huán)流水燈的制作#include#includeunsigned char temp; /定義字符變量temp,temp左移或右移并給連接LED的P1口賦值int a; /定義延遲函數(shù)delay()void delay(void);void main() temp=0xfe; /給temp賦初值P1=temp; /temp賦值給P1口，第一個LED（紅色）

8、點亮while(1) /主程序，括號中的程序?qū)⒁恢毖h(huán) for(a=0;a7;a+) /左移部分，LED從左到右依次點亮 temp=_crol_(temp,1); /_crol_語句控制變量temp左移delay(); /每個燈點亮之后延遲一會在點下一個燈P1=temp;for(a=0;a0;i-) /i,j不斷計數(shù)占用CPU時間，達到延時目的for(j=1;j150;j+);四可控的左右循環(huán)流水燈的制作ORG 0000H ；單片機上電后從0000H地址執(zhí)行AJMP START ；跳轉(zhuǎn)到主程序存放地址處ORG 0030H ；設置主程序開始地址START：MOV SP，#60H ；設置堆棧起始地

9、址為60HCLR P1.0 ；P1.0輸出低電平，使LED1點亮ACALLDELAY ；調(diào)用延時子程序SETBP1.0 ；P1.0輸出高電平，使LED1熄滅CLR P1.1 ；P1.1輸出低電平，使LED2點亮ACALLDELAY ；調(diào)用延時子程序SETBP1.1 ；P1.1輸出高電平，使LED2熄滅CLR P1.2 ；P1.2輸出低電平，使LED3點亮ACALLDELAY ；調(diào)用延時子程序SETBP1.2 ；P1.2輸出高電平，使LED3熄滅CLR P1.3 ；P1.3輸出低電平，使LED4點亮ACALLDELAY ；調(diào)用延時子程序SETBP1.3 ；P1.3輸出高電平，使LED4熄滅CLR

10、 P1.4 ；P1.4輸出低電平，使LED5點亮ACALLDELAY ；調(diào)用延時子程序SETBP1.4 ；P1.4輸出高電平，使LED5熄滅CLR P1.5 ；P1.5輸出低電平，使LED6點亮ACALLDELAY ；調(diào)用延時子程序SETBP1.5 ；P1.5輸出高電平，使LED6熄滅CLR P1.6 ；P1.6輸出低電平，使LED7點亮ACALLDELAY ；調(diào)用延時子程序SETBP1.6 ；P1.6輸出高電平，使LED7熄滅CLR P1.7 ；P1.7輸出低電平，使LED8點亮ACALLDELAY ；調(diào)用延時子程序SETBP1.7 ；P1.7輸出高電平，使LED8熄滅ACALLDELAY

11、；調(diào)用延時子程序AJMP START ；8個LED流了一遍后返回到標號START處再循環(huán)DELAY： ；延時子程序MOV R0，#255；延時一段時間D1： MOV R1，#255DJNZ R1，$DJNZ R0，D1RET ；子程序返回END ；程序結(jié)束六花樣流水燈制作#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