Djnz r5 $是什么意思
WebMOV @R5,A // The newly generated value of the series is stored in the address held by R5. INC R5 // R5 is incremented to store next value. DJNZ R1,LOOP // The count "N" is checked to zero (to know if all the numbers upto N are generated). STOP: SJMP STOP // Run infinitely here or end of program execution. WebSep 5, 2008 · 2008-09-09. 关注. $的意思是本行的地址 DJNZ R5 $ 的意思就是将R5的内容减1判断是否为0不为0返回本行继续执行 如果是0就向下执行 这两个的意思是一样的. 63. …
Djnz r5 $是什么意思
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WebFT0 7426064 the 8051 micro controller and embedded systems using assembly and c2nded. Mohamad Alsheikh Ali. The 8051 Microcontroller and Embedded Systems Using Assembly and C Second Edition. Download Free PDF. View PDF. Web求助,关于at89c51单片机简易计算器设计的程序,最好是关于c语言的。谢谢哈。 下面是我用stc89c52单片机编的程序,采用4*4矩阵键盘,键盘接p3口,采用六位数码管(共阴极)显示,数码管位选和片选信号分别通过两个锁存器接p0口,位选所存端接p^7口,段选所存端 …
WebSep 14, 2024 · orgorg org 0000h 0000h 0000h ajmpajmp ajmp main main main orgorg org 0003h 0003h 0003h ajmpajmp ajmp ini_pr0 ini_pr0 ini_pr0 orgorg org 0030h 0030h 0030h main: main: main: movmov mov sp,#70h sp,#70h sp,#70h clrclr clr it1 it1 it1 setbsetb setb ex1 ex1 ex1 setbsetb setb ea ea ea here: here: here: setbsetb setb p1.7 p1.7 p1.7 … http://www.yidianwenhua.cn/hangye/153139.html
WebMay 4, 2013 · delay:mov r5,#0ffh h1:mov r3,#0fh h2:djnz r3,h2 djnz r5,h1 ret delay2:mov r5,#0ffh h11:mov r3,#55h h22:djnz r3,h22 djnz r5,h11 ret thanks in advance . May 4, 2013 #2 Genovator Advanced Member level 2. Joined Dec 19, 2011 Messages 550 Helped 87 Reputation 174 Reaction score 84 Trophy points 1,328 Location India WebDec 17, 2014 · 2013-12-13 单片机汇编语言,求大神帮忙看下程序什么意思 10 2016-06-25 求助单片机大神! 求此汇编程序每一句意思作用详解,把意思写在... 11 2015-07-15 求助单片机大神! 求一个汇编程序每句意思作用详解,今晚11点...
Web你的意思是想问直接把延时程序写进主程序和调用延时子程序在执行的时候的时间的区别,这二者之间几乎是没有区别的,因为这二者之间的差别仅在于调用子程序需要暂存一些信息(程序地址等信息)所需要的时间,也就是调用子程序会比不调用子程序多用去几条指令的
be basata 2Web第二句指令是djnz r6,time2,要执行此条指令必须完全等待第一句指令执行完毕才可以,然而r6所存储的数值n2就是第二句指令重复执行第一条指令的次数,即能延时多少个2*n1个指令周期,计算一下就知道是(2*n1+2(第二条djnz所消耗的指令周期数)+1(time2中mov指令消耗的指令周期数))*n2 derventa cafe vijestiWebApr 9, 2024 · 单片机:编写十字路口交通灯程序 #includereg52.h#define uchar unsigned char#define uint unsigned int//sbit BI=P3^4; //74Ls49的消隐引脚sbit DXR=P1^0; //东西红... be baseball pantsWebd2: mov r5,#250 d1: djnz r5,d1 djnz r6,d2 djnz r7,d3 ret int_0: mov p2,a mov r0,#24 k: rr a mov p2,a call delay djnz r0,k mov r0,#24 reti end. 技术专区. 单片机闪烁灯汇编语言源代码大全(四款闪烁灯的汇编语言源代 deruiz lava bikeWebThe loops are having iterations of 2, 180 and 255, hence the total cycles in loops are = 2*180*255 = 91,800 clock cycle period = 1/ frequenc …. 1. a) Find the time delay generated by the following code. Assume that the crystal frequency is 11.0592 MHz. DELAY: HERE: HERE2: MOV R5, #2 MOV R4,#180 MOV R3.#255 DJNZ R3, HERE3 DJNZ R4, HERE2 … derszu uzala 2WebApr 11, 2024 · DELAY 和 D1、D2是一个标号,相当是标记的地址。$标记的是本条指令地址。 DJNZ ,Addr 是一个跳转指令,具体操作是: Rx=Rx-1; if Rx != 0 goto Addr 否则,往后 … be base salaryhttp://news.eeworld.com.cn/mcu/2015/0710/article_20936_2.html derventa cafe najnovije vijesti