51汇编程序实例[归.pdf

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1、51 汇编程序实例：举一例说明：流水灯加数码管LOOP:;标号CLR P2.6 ;选中 p2.6 数码管左边的 8 字使能SETB P2.7 ;p2.7 不使能。右边的数码管消隐MOV P0,#28H ;把 28h 送 p0 口；数码管显示0 LCALL DELAY;延时MOV P0,#0FFH ;0ffh 送 p0 口，数码管清除CLR P1.0 ;点亮 p1.0 发光管MOV P0,#7EH;把 7eh 送 p0 口；数码管显示1 LCALL DELAY MOV P0,#0FFH CLR P1.1;点亮 p1.0 发光管CLR P1.0;点亮 p1.0 发光管MOV P0,#0A2H;数码

2、管显示 2 LCALL DELAY MOV P0,#0FFH CLR P1.2 CLR P1.1 CLR P1.0 MOV P0,#62H;数码管显示3 LCALL DELAY MOV P0,#0FFH CLR P1.3 CLR P1.2 CLR P1.1 CLR P1.0 MOV P0,#74H ;数码管显示4 LCALL DELAY MOV P0,#0FFH CLR P1.4 CLR P1.3 CLR P1.2 CLR P1.1 CLR P1.0 MOV P0,#61H ;数码管显示5;LCALL DELAY MOV P0,#0FFH CLR P1.5 CLR P1.4 CLR P1.3

3、CLR P1.2 CLR P1.1 CLR P1.0 MOV P0,#21H ;数码管显示6 LCALL DELAY MOV P0,#0FFH CLR P1.6 CLR P1.5 CLR P1.4 CLR P1.3 CLR P1.2 CLR P1.1 CLR P1.0 MOV P0,#7AH ;数码管显示7 LCALL DELAY MOV P0,#0FFH CLR P1.7 CLR P1.6 CLR P1.5 CLR P1.4 CLR P1.3 CLR P1.2 CLR P1.1 CLR P1.0 MOV P0,#20H ;数码管显示8 LCALL DELAY MOV P0,#0FFH LCA

4、LL DELAY MOV P0,#0FFH MOV P1,#0FFH;程序到此结果为左边的数码管显示0，1，2，3，4，5，6，7，8;p1.0-p1.7指示灯依次点亮SETB P2.6 ;左边的 8 消隐CLR P2.7 ;选中 p2.7 数码管右边的 8 字使能，；MOV P0,#28H LCALL DELAY MOV P0,#0FFH MOV P1,#0FFH CLR P1.0 MOV P0,#7EH LCALL DELAY MOV P0,#0FFH MOV P1,#0FFH CLR P1.1 MOV P0,#0A2H LCALL DELAY MOV P0,#0FFH MOV P1,#0

5、FFH CLR P1.2 MOV P0,#62H LCALL DELAY MOV P0,#0FFH MOV P1,#0FFH CLR P1.3 文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5

6、 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3

7、Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5

8、 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3

9、Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5

10、 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3

11、Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2MOV P0,#74H LCALL DELAY MOV P0,#0FFH MOV P1,#0FFH CLR P1.4 MOV P0,#61H LCALL DELAY MOV P0,#0FFH MOV P1,#0FFH

12、 CLR P1.5 MOV P0,#21H LCALL DELAY MOV P0,#0FFH MOV P1,#0FFH CLR P1.6 MOV P0,#7AH LCALL DELAY MOV P0,#0FFH MOV P1,#0FFH CLR P1.7 MOV P0,#20H LCALL DELAY MOV P0,#0FFH MOV P1,#0FFH MOV P0,#0FFH MOV P1,#0FFH;这一段和上一段基本相同，不同的是右边的数码管依次显示012345678，左边的不亮；;同时 p1 口的灯流动显示：AJMP LOOP;注意：程序运行到此跳转到开始标号，重复执行：DELAY:;

13、延时子程序；参考前面的教程：CLR P3.3 ;注意小喇叭在 3.3 口，这里可以使小喇叭发出嗒，嗒声MOV R7,#255 NOP NOP D1:MOV R6,#255 setb p3.3 D2:DJNZ R6,D2 clr p3.3 DJNZ R7,D1 SETB P3.3 RET END LOOP:；标号CLR P2.6 ；选中 p2.6 数码管左边的 8 字使能SETB P2.7 ；p2.7 不使能。右边的数码管消隐MOV P0,#28H ；把 28h 送 p0 口；数码管显示0 ;28 为 1010000 LCALL DELAY ；延时程序MOV P0,#0FFH ；0ffh 送 p

14、0 口，数码管清除；P0 口为 11111111 文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N

15、9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K

16、8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N

17、9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K

18、8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N

19、9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K

20、8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2CLR P1.0 ；点亮 p1.0 发光管；P1。0 为电平，P0 口为 11111110 MOV P0,#7EH ；把 7eh 送 p0 口；数码管显示1；P1。0 为低电平，P0 口为 11111110 LCALL DELAY ；延时程序MOV P0,#0FFH MOV P0,#0FFH ；0ffh 送

21、p0 口，数码管清除；P0 口为 11111111 清一次显示文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5

22、ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z

23、8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5

24、ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z

25、8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5

26、ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2文档编码:CR3Z8T2K9K8 HU8X6Z8F9G5 ZB7Y2N9L2X2