首页/ 题库 / [单选题]已知:DPTR=11FFH , 执行IN的答案

已知:DPTR=11FFH , 执行INC DPTR后,结果:DPTR= 。

单选题
2021-09-01 19:53
A、1200H
B、11FEH
C、00H
D、1100H
查看答案

正确答案
A

试题解析

相关题目
boost的意思是:help or encourage to increase or improve
eloquent的意思是:fluent or persuasive in speaking or writing

A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.

已知:DPTR=11FFH , 执行INC DPTR后,结果:DPTR= 。
8051单片机的PC与DPTR都在CPU片内,因此指令MOVC A,@A+PC与指令MOVC A,@A+DPTR执行时只在单片机内部操作,不涉及片外存储器。
MCS—51单片机在执行MOVX A,@DPTR或MOVC A,@A+DPTR指令时,其寻址单元的地址是由(    )
在应用ORS液的过程中,错误的做法是()
在应用ORS液的过程中,错误的作法是()
在应用ORS液的过程中,错误的是()
()any case or suspected case of quarantinable disease,or any case of eruptive disease or any death be discovered,the local quarantine officer must be notified immediately.
Should any case or suspected case of quarantinable disease,or any case of eruptive disease or any death be discovered,the local Quarantine Officer must be()immediately.
已知A=40;B=30;C=100;D=50,逻辑“与”运算符为and,“或”运算符为or,“非”运算符为not。计算表达式(A>B+20)or(B+60<>
Masters are()solely responsible for all damages or accidents of whatever kind resulting from the navigating or handling of their vessels by day or by night.
系统中雷达状态包括Unknown、Operational(or ON)、Failed(or OFF)、Detached。
The carrier is liable for loss of or damage to the goods or delay in delivery caused by fire,()the claimant proves that the fire arose from fault or neglect on the part of the carrier,his servants or agents.
已知AL=01000001B,执行指令“OR AL,20H”后,AL等于多少?
执行下列程序段后 MOV AL,87 MOV CL, 4 MOV AH, AL AND AL,0FH OR AL, 30H SHR AH,CL OR AH,30H 则AX=( )H
Shutdown price(or point,or rule) 停业价格(或停业点、停业原则)
8051单片机的PC与DPTR都在CPU片内,因此指令MOVCA,@A+PC与指令MOVCA,@A+DPTR执行时只在单片机内部操作,不涉及片外存储器。()

已知AX=0BBCCH,CF=1,以下三条指令执行后,AX中内容是:()
OR AX,3
CLC
RCL AX,1

广告位招租WX:84302438

免费的网站请分享给朋友吧