. Select an OR instruction that will : a) OR BL with AH and save the result in AH b) OR 88H with CX c) OR DX with SI and save the result in SI d) OR 1122H with BP e) OR the data addressed by BX with CX and save the result in memory th toned uith AL

Q: 43. What are the difference between following instructions? LDR RO, [R1] LDRH RO, [R1] LDRB RO, [RI]

A: Answer: Addressing mode: LDR, LDRH, and LDRB are the memories which are addressed by a register and…

Q: OI AL and register after execution of the program MOV AL, FFh MOV BL, AL TEST AL, BLH SUB BL,0FH HLT…

A: Here is the explanation.

Q: Write the one address instructions for the following statement: X = (A + B) x (C + D)

A: Introduction

Q: mov al,var1 ; AL = mov al,[var1] ; AL = (b) For each of the following statements, state whether or…

A: datavar1 BYTE 40h.codemov al,var1 ;            AL =40h        // content of var1 is copied to al…

Q: 1. One of the following instructions is correct: a. MUL 67 b. LEA BL,[SI] c. LALF d. Neither a,b nor…

A: Since you have asked multiple questions we will answer the first one. If you want any specific…

Q: Assume AL=23h; CL=05. Write the content of AL after ROL AL, CL- showing the calculation steps.…

A: Given     AL=23h;   //AL=00100011    CL=05 Intally CF=1 we need to perform ROL AL,CL ROL Instruction…

Q: Assume AL=23h; CL=05. Write the content of AL after ROL AL, CL - showing the calculation steps.…

A: solution :STC − Used to set carry flag ##CF to 1ROL − Used to rotate bits of byte/word  _towards the…

Q: Assume AL=23h; CL=05. Write the content of AL after ROL AL, CL - showing the calculation steps.…

A: Dear Student, ROL instruction in 8086 performs left rotation  by  value passed in the second operand…

Q: Assume AL=23h; CL=05. Write the content of AL after ROL AL, CL- showing the calculation steps.…

A: STC instruction will set the carry flag initially.

Q: Write a short code segment. Make your code as short as possible. Write a series of instructions that…

A: Given that write a short code segment . Make your code as short as possible. write a series of…

Q: Select an OR instruction that will:

A: A. OR AH, BL               B. OR CX, 0088H         C. OR SI, DX

Q: QUESTION 2 a) Find the value of a for each of the expression below. [Note: show the value changes in…

A: x= 6, y=3, z=5 , a a=(++x  * y--) % z Here ++x will pre-increment the value of x  to x=7  y-- will…

Q: State whether the following instructions are valid or not. If valid then define properly, if not,…

A: GIVEN: State whether the following instructions are valid or not. If valid then define properly, if…

Q: What will be the value of B-register after the following program is executed. Label Mnemonics…

A: Requirements : -

Q: • Question: write the instruction to declaring about: • i- integer x and y • ii- floating point…

A: Programming language: C++   i. The instruction to declare two integers x and y should be:…

Q: 6. Use the below data for the give questions: .data varl BYTE 70h var2 WORD 6000h var3 DWORD OFFFFH…

A: Given data: .data var1 BYTE 70h var2 WORD 6000h var3  WORD 0FFFFFh var4 WORD 7FFFh

Q: Write the MIPS I code for the following C++ statements: y = ~X; • Assume the registers that are not…

A: Given Expression: y=~x; The value of x is stored in the register $s0. The value of y is stored in…

Q: Load instruction that are requested moves a. from memory b. to memory c. in memory d. on memory

A: Answer is given below .

Q: Statement : Add the contents of memory locations 2000H and 2001H and place the result in memory…

A: The answer is

Q: Statement : Add the contents of memory locations 2000H and 2001H and place the result in memory…

A: The Answer is in Below Steps

Q: Statement : Add the contents of memory locations 2000H and 2001H and place the result in memory…

A: Write an 8085 program to add the contents of the memory locations 2000H and 2001H and store the…

Q: (True/False): The following instruction is invalid: inc [esi]

A: Answer: The following is the given instruction: inc[esi] The mnemonic INC increments the value of…

Q: 2. Explain which of the following instructions are invalid? State the invalidation reason and give…

A: According to the information given :- we have to find out the invalid in given instruction ans state…

Q: Assume the following register contents: t0 = 0xAAAAAABA, tl = 0x82345678 For the register values…

A: SLL instruction: Shift left logical OR: logical or operator

Q: a. Assuming the byte counter is set up appropriately, specify the number of bytes that are added by…

A: a)XX  will be replaced by 00

Q: A- Write the equivalent code for THREE of the following instructions: 2- LES SI, [start] 1- XCHG CX,…

A: 1) XCHG  REG, memory memory, REG REG, REG  Exchange values of two operands. Algorithm: operand1 <…

Q: Choose the combination of instructions you would use to store the result of 9%3 (mod operator) in to…

A: answer is a. all options are wrong.

Q: 1. Write a program display ask you to input a number (0-9 ONLY) and will display the product by…

A: While we are multiplying m and n using ADD that means we are adding the number(m) n times. Eg.:…

Q: Differentiate between the two instructions: MOV BL, [SI+06H] and MOV CL, [BX+SI+06H].   Note:…

A: BP,BX are Base registers  SI,DI are Index registers

Q: 1) Rebuild the following instructions: a) TEST AX,BX b) NEG SI

A: a) TEST AX,BX the TEST instruction does the logical AND. the result will not be available for…

Q: -is one that can be placed into any area of memory and executed without change. 4, Meanning of SHL…

A: Virtual Memory portion is one that can be placed into any area of memory and executed without…

Q: THE FOLLOWING DATA IS STORED IN THE MEMORY LOCATIONS STARTING FROM 3060H USING MEMORY RELATED…

A: Program Address HEX Codes Labels Mnemonics Comments F000 06, DA   MVI B, DA…

Q: (i) Which of the following statements are true ? a) Nibble : A collection of 4 bits b) Word:…

A: here in this we have given two question . in the first one we have asked about bi involved in nibble…

Q: What will be the value of B-register after the following program is executed. Label Mnemonics…

A: The program is written for 8085 microprocessor. The final values after execution in the registers…

Q: iven: or(int i = 12; i < n; i++) k++; ount the number of times the ff. instruction executes On- 12

A: answer is :-  (a)  n-12   so . i  is starting form i=12; (i) lets take n=13 then iteration will…

Q: C. MULTIPLICATION ALGORITHM a) Start the program b) Allocate some space for the result in data…

A: According to the information given:- We have to perform Multiplication program in EMU8086

Q: 6. Use the below data for the give questions: data varl BYTE 70h var2 WORD 6000h var3 DWORD OFFFFH…

A: Given data: .data var1 BYTE 70h var2 WORD 6000h var3  WORD 0FFFFFh var4 WORD 7FFFh I. Instruction…

Q: Develop a short sequence of instructions that stores 00H into 150H bytes of memory, beginning at…

A: Instruction:        MOV     DI, OFFEST DATA        CLD        MOV     CX, 150H        MOV     AL,…

Q: H\W: assume Ds= 2400, show the content of register as each the following instruction execute Mον Βκ,…

A: The instruction here is used to holds the instruction currently being executed or decoded. The…

Q: Please write essential MIPS statements to  read a number including a prompt ,  save it to RAM, load…

A: Program Approach: Print statements to ask the user to enter the number , this is done using prompt…

Q: What will be the value of BX after the following instructions execute?mov bx,0649Bhor bx,3Ah

A: mov bx, 0649Bh OR bx, 3Ah The binary equivalent of “0649Bh” is (0000 0110 0100 1001 1011). The…

Q: 5- Execute the below instructions, display the contents of the registers and explain the results.…

A: According to the information given:- we have to execute the given code.

Q: In a flowchart, the instruction sales tax = sales times tax rate would appear in .a. an oval b. a…

A: Symbol representing instruction in flowchart A flowchart is a type of diagram that represents a…

Q: store unit. The instruction set includes simple instructions with th SET reg, immed ; 3 clock cycles…

A: The answer is

Q: Which of the following instructions is equivalent to "fetch contents of memory location pointed to…

A: Given: Find the instruction to fetch the content of memory location pointed by PC and increment PC…

Q: (Note: please solve all Strictly not by words) Exercise 1: Write a program to move a data from…

A: Note: we are only allowed to solve three subparts in one question. to get answers to others, please…

Q: Statement : Add the contents of memory locations 2000H and 2001H and place the result in memory…

A: Here is the solution:   MOV DX, 2002H MOV AL, [2000H] MOV BL, [2001H] ADD AL, BL MOV [DX], AL

Q: n which option is the correct naming of asynchronous memory elements given? a)Flip Flop b)Holder…

A: Flip Flop: Flip-flops are used as memory elements in sequential circuit. It checks the inputs but…

Q: 3) If CX-FFFFH and AX=0FFFH, what is the result of executing the following instructions…

A: IMUL CL  MUL CL  Where  CX FFFFH and AX  0FFFH

Q: What will be the contents of BX after the following instructions execute?mov bx,5stcmov ax,60hadc…

A: Given: mov bx,5 stc mov ax,60h adc bx,ax the contents of BX register is 0110 0110b=0066h