Org 0000h ajmp main org 0100h
Witrynaorg 0000h. ajmp main. org 000bh. ajmp intt0. org 0100h. main:mov p0,#0ffh 初始化i/o口. mov p2,#0ffh. mov tmod, #02h定时器0在模式2下工作 mov tl0, #38h 每200μs … Witrynaorg 0000h ajmp main ; 2000/1.2=1667,65536-1667=63869 (f97dh) org 001bh mov tl1,#7dh mov th1, #0f9h reti main: mov ie, #88h mov tmod,#10h mov tl1, #7dh mov th1, #0f9h setb tr1 timepass: ljmp timepass end write an asembly language program to measure an unknown frequency connected on pin p3.4(t0). use timer 0 in counter mode.
Org 0000h ajmp main org 0100h
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Witryna18 lip 2024 · Syntax depends on the assembler. In NASM, you don't need .model small or section .text, but org 100h is a valid NASM directive. Were you maybe looking at some NASM examples? (Or maybe .model small is also the default for MASM and/or TASM?.code is the default section/segment, but IDK what directives you need to give … Witryna7 lis 2004 · Status: offline. RE: ORG 0000H AND 0008H Saturday, November 06, 2004 11:50 AM ( permalink ) 0. It appears that you are combining absolute mode programming with relocatable mode programming. In absolute mode, the entire program is assembled from one source file at the same time. A hex file is produced as the assembler's output.
WitrynaExpert Answer 100% (1 rating) The program in this microcontroller reads two BCD digits from port P3. Then these digits are sent to Port P1. On P1 there are two BCD-to … Witryna26 cze 2024 · 一.点亮led灯简单的对p1口进行操作就可以了代码:org 0000hajmp mainorg 0100hmain: mov p1,#0feh ;点亮led1 ajmp mainend二.延时控制流水灯延时 …
Witryna31 maj 2003 · 1 org 0000h 2 reset:ajmp main 3 org ooobh 4 ajmp it0p 5 org 0100h 6 main: mov sp ,#60h 7 here: ajmp here 8 pt0m0:mov tl0,#0ch 9 mov th0,#0f0h 10 setb tr0 11 setb et0 12 setb ea 13 ret 14 it0p: mov tl0,#0ch mov th0,#0f0h cpl p1.0 reti 问题一: 以上程序语句1--5 ,是什么意思? ... Witryna23 sty 2024 · 中断的作用. (1)可以提高CPU的工作效率. CPU有了中断功能就可以通过分时操作启动多个外设同时工作,并能对它们进行统一管理。. CPU在与外设交换信 …
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Witryna6 cze 2012 · ORG 0000H ; 上电 & 复位 入口地址. LJMP START ; 一般为 转向主程序. ORG 0003H ; 外部 INT0 中断向量入口地址. LJMP INT_0 ; 转向外部 INT0 中断 服务程序. ORG 0040H ; 程序从这里开始. START: SETB EA ; 开总中断. SETB IT0 ; IT0=1,外部中断0为下降沿触发方式. SETB EX0 ; 开外部 INT0 中断. A_D ... how many russians died during the revolutionWitryna单片机应用技术考试试题答案汇总单片机应用技术考试试题1一 填空题每空1分,共20分1mcs51是指单片机的 系列号 号,80318051是指单片机的 型 号.2mcs51共有 111 条指令,可分为几种不同的寻址方式.如:mov a,ri how did alma thomas dieWitryna12 kwi 2024 · org 0000h ;伪指令,指定程序从0000h开始存放. ljmp main; 跳转指令,程序跳转到main处. org 0100h ;伪指令,指定以下程序从0100h开始存放. main: mov sp,#60h ;给堆栈指针赋初值. mov p1,#0ffh ;给p1赋初值,led全灭 ;以下为查表程序. mov dptr,#led_table. light: mov r7,#42. loop: how many russians died in syriaWitrynaORG是个用于定位的伪指令. 简单的说就是把从这句话开始直到下一个ORG指令或者END指令前的程序语句都顺序放在它指定的地址里.比如说你的程序里ORG只管了一 … how many russians died under lenin\u0027s ruleWitrynaD2: DJNZ R6,D2 ;D2也是标号,DJNZ相当于c语言中的if else,让我仔细说一下他的作用,减一不为零 转移指令 (dec 1 jump if not zero),就是把r6中的内容减去一,然后 … how many russians died in wwiiWitryna30 kwi 2024 · This is my code: ORG 0100H SETB P1.0 DONGU1: JB P1.0,DONGU1 MOV R4,#0FFH BASLANGIC: MOV DPTR,#NUM MOV A,#00H MOVC A,@A+DPTR MOV P3,#02H MOV P2,A ACALL ... Stack Overflow for Teams – Start collaborating and sharing organizational knowledge. Create a free Team Why Teams? Teams. Create … how many russians fighting in ukraineWitryna29 kwi 2024 · 1)ORG 是汇编的伪指令 告诉编译器我的代码放在什么位置. 2)在单片机复位的时候 在你没有做任何改变的时候 程序指针会是指向0000H的地址. 3)所以我们把MAIN卸载地址0000H 让单片机复位后直接跳转到 MAIN的程序段去执行. 4)ORG 0030H 是你程序的代码开始地址 ... how did als affect stephen hawking