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Or ax 1234h or 0ffh

WebNo, AX cannot store the value +32,768 because it is larger than a signed word. To determine if a value is valid or not, after the negation you would need to check the status flag to see … Web摘要 ds=091dh 孙德文微型计算机技术答案 ds=091dh 已知ds=091dh,ss=1e4ah,ax=1234h,bx=0024h,cx=5678h,bp=0024h,si 微型计算机技术第四版答案孙德文

Assembly Module 4 Flashcards Quizlet

WebIf AX-1234H and DX- 20FFH, list the sum and the contents of each flag register bit (C, S, and Z) after the ADD AX, DX instruction executes. 2. This problem has been solved! WebEngineering Computer Science 2. Choose the assembler codes to move the value 5678h from physical memory location: 1234h to accumulator (DS=100h). a) mov ax, 1234h b) mov ax, 5678hc) mov ax, (1234h) d) mov ax, [5678h]e) mov ax, [234h] D mov ax, [4678h] 2. Choose the assembler codes to move the value 5678h from physical memory location: … iom wales https://andysbooks.org

微型计算机技术 陈慈发 微机原理 习题 详解.docx - 冰豆网

Webmov ax,7FFFh add ax,2 ; SF = 1 ; Carry flag example: mov al,0FFh add al,1 ; CF = 1, AL = 00 ; Overflow flag example: mov al,+127 add al,1 ; OF = 1 mov al,-128 sub al,1 ; OF = 1 exit main ENDP END main Programming Exercises 1. Indicate whether or not each of the following instructions is valid. a. add ax,bx b. add dx,bl WebORG 100h LEA AX, m RET m DW 1234h END AX is set to: 0104h. LEA instruction takes 3 bytes, RET takes 1 byte, we start at 100h, so the address of 'm' is 104h. LES REG, memory Load memory double word into word register and ES. Algorithm: REG = first word; ES = second word; Example: ORG 100h LES AX, m RET m DW 1234h DW 5678h END AX is set … WebEngineering Computer Engineering نقطة واحدة let AX=1235H,SS=1233H and SP=1234H and after the execution POP AX the SP is 1234H O 1238H 1236H 1232H O نقطة واحدة after … iom warm spaces

Solved If AX-1234H and DX- 20FFH, list the sum and the

Category:Solved: If AX contains 1234H, what is the result of ADD A

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Or ax 1234h or 0ffh

微型计算机技术 陈慈发 微机原理 习题 详解.docx - 冰豆网

WebMOV AX, [BX] ; Suppose the register BX contains 4895H, then the contents ; 4895H are moved to AX ADD CX, {BX} Based addressing mode In this addressing mode, the offset … WebMar 26, 2024 · 1. @Linux The answer is FF00h: AL is incremented and wraps around from FFh to 00h, and AH is unchanged at FFh. Note that the "low", i.e. least-significant bits are written on the right. So for instance when AX = 1234h, you have AH = 12h and AL = 34h. …

Or ax 1234h or 0ffh

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WebAs far as the CPU is concerned, or eax, -1 depends on the previous value of the eax register, which lengthens the code's dependency chain and will significantly decrease performance … WebTranscribed Image Text: Q2) if DS-3456H,SS-234AH, IP ADFCH Mov [2345H], 5675H Mov AX, 1234H ADD AX, [2345H] The final value of AX is A) 3579H b) 68A9H C) 3579D d) 1234H …

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WebJZ JNC JP JA JGE JLE Hand assemble the following codes: MOV BX, AX MOV BX, 01234H MOV BX [BP] MOV [SI+5] BX MOV [BX+SI], AL MOV AH, XYZ; Assume that XYZ is located … Web微机原理与接口技术期中考试题(带答案)_试卷_中考

Webmov ax,dividendLow cwd; sign-extend dividend mov bx,divisor idiv bx (7.4.7 p8) What will be the contents of AX and DX after the following operation? mov dx,0 mov ax,222h mov cx,100h mul cx Ans.: DX = 0002h, AX = 2200h. (7.4.7 p9) What will be the contents of AX after the following operation? mov ax,63h mov bl,10h div bl Ans.: AX = 0306h.

WebStudy with Quizlet and memorize flashcards containing terms like 21. The following statement will assemble without errors: mov WORD PTR [eax], 1234h, 22. The following … iom washington dc jobsWebif using BX, the operand is defaultly located in Data segment,then: PA= (DS)*10H+ (BX)+ (DI)/ (SI)+disp if using BP, the operand is defaultly located in stack segment,then: PA= (SS)*10H+ (BP)+ (DI)/ (SI)+disp 16 f Based Indexed Relative Addressing MOV [BX+DI+1234H], AH 88 ;assume (ds)=4000h, (bx)=0200h, (di)=0010h ;machine code:88A13412h A1 ontario county arc jobsWeb.data myByte BYTE 0FFh, 0 .code mov al,myByte ; AL = mov ah, [myByte+1] ; AH = AL = FFh AH = 00h .data var1 DWORD 10000h var2 DWORD 20000h .code ; ---EAX--- mov eax,var1 ; a.) add eax,var2 ; b.) add ax,0FFFFh ; c.) add eax,1 ; d.) sub ax,1 ; e.) a.) 00010000h b.) 00030000h c.) 0003FFFFh d.) 00040000h e.) 0004FFFFh Sets with similar terms iom washington usrapWebanswer bank (DX=FFFFh, AX=80C0h / shl ebx, 3 / shl ebx, 5) 18. What will be the hexadecimal values of DX and AX after the following instructions have executed? mov ax, 3456h mov dx, 12h mov bx, 10h div bx Choose one answer. a. DX=0006h, AX=2345h b. DX=1234h, AX=0056h c. DX=0056h, AX=1234h d. cannot be determined 19. iom washington dc phone numberWebNov 11, 2024 · 指令执行前: (SS)=5000H, (BP)=3000H, COUNT=2040H, (AX)=1234H 指令执行后：EA=5040H PA=55040H (55040H)=5548H (AX)=5548H MOV AX, [BX][SI] 或 MOV AX, [BX+SI] 执行指令前： (DS)=3200H, (BX)=0456H, (SI) =1094H (334EAH)=4567H 执行指令后： EA=14EAH PA=334EAH (AX)=4567H 基址加变址寻址方式 MOV AX,[BX+SI] 第3章 … ontario county bid bookWebOct 17, 2009 · Some examples contain macros, so it is advisable to use Shift + F8 hot key to Step Over (to make macro code execute at maximum speed set step delay to zero), otherwise emulator will step through... iom washingtonWebmov ax,00FFh inc ax ; AX = 0100h mov ax,00FFh inc al ; AX = 0000h Show the value of the destination operand after each of the following instructions executes: .data myByte BYTE … ontario county beach park