• For the instruction shown, what value is loaded into the accumulator for each addressing mode? Memory LOAD 800 800 900 R1 800 ... 900 1000 ... Value Loaded into AC 1000 500 Mode Immediate ... 1100 600 Direct Indirect ... Indexed 1600 700

Q: A 74LS139 2-to-4 code is used to partition the memory space of an MC68008 into 4 quadrant, ROM, RAM,…

A: 74LS139 2-to-4 code: 74LS139 compares two separate 2-to-4 decoders in a single package. Features: It…

Q: ID/EX EX/MEM Control IF/ID Add Branch Add- Shift left 2, RegWrite Read Addr 1 Register Read Read…

A: Register ID/EX stores 3 control signals(ALUSrc, Branch, MemtoReg), (PC + 4)(32-bits), register1…

Q: Question// calculate physical addressing mode for the following instruction MOVv AX,[BX].ALPHA if…

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Q: In 6809, the index registers are DP and CC None of the other options Cc, PC, DP, X, Y, S, U X, Y, S,…

A: 1) Motorola MC6809 and MC6809E Microprocessor Units (MPU) 2) In 6809, X, Y registers are INDEX…

Q: Which of these registers hold the base value in based addressing mode to access memory data a. BX b.…

A: Lets see the solution.

Q: Explain following addressing modes with implementation based example of each. 1. Implied Addressing…

A: Step 1 Introduction  Addressing modes area unit a side of the instruction set design in most central…

Q: General purpose register EAX contains internal code (hexadecimal): 00020FFF General purpose register…

A: we have an EAX register which can be represented as:-     AH AL The highlighted part comes…

Q: Please give the value of the PC if the branch instruction in the table shown is taken: 70004000 ***…

A:

Q: 12. The MOD R/M Byte: If the mod R/M byte has the following data in it: mod 11 reg 011 a. What…

A: Answer: Given mod=11 reg=011  r/m=000 Our policy is answer the first three question from the first…

Q: Answer by true or false 1-Registers inside the CPU can be 8-bit, 16-bit, 32-bit or even 64-bit…

A: The bits of a cpu tell us about the width of the widest register present in it ie an 8 bit CPU will…

Q: Assume the following values are in memory, and register R1 is the index register and is storing…

A: Below are the answers with explanation:

Q: * addressing mode consists of instruction code only ... .. direct addressing mode O indirect…

A: The solution to the given problem is below.

Q: What are the values of the EBX and EDX registers (decimal) after execution of the following…

A: mov edx, 256 -> edx= 256push edx -> edx is pushed on stackmov eax, -10 -> eax= -10push eax…

Q: microprocessor 8086

A: Status Flags In 8086 there are 6 different flags which are set or reset after 8-bit or 16-bit…

Q: For the instruction 00002480h: beq $s0, $s1, BACKTHERE compute the value of the immediate included…

A: Given -For the instruction 00002480h: beq $s0, $s1, BACKTHERE compute the value of the immediate…

Q: The 8-bit data (operand) is added to the contents of the accumulator and the result is stored in the…

A: 2-What is the 8085 Assembly Language Instruction That do the following  The 8-bit data (operand) is…

Q: In 6809, the CC register bit pattern information is given below: E F H I N Z V Question 22 Assuming…

A: Answer: 22. $50

Q: Write 8085 assembly instruction to store the content inside accumulator to memory address 0003H.

A: Write an instruction in 8085 Assembly language to store the content of accumulator to the memory…

Q: addressing mode is most suitable to change the normal sequence of execution of instructions. А.…

A: Correct answer id (c) - Relative

Q: XOR AL,[BP+DI] Select one: a. Register addressing mode b. OC. Indirect addressing mode d. Base plus…

A: The way of specifying the data that are to be operated by an instruction is known as addressing…

Q: 2. Identify the type of addressing mode in the following instruction: i. MOVE.W $1500, D2 = ii.…

A: Given:   We have to identify the type of addressing mode in the Following instructions.

Q: assembly 8051 Each time the button connected to the P3.3 pin is pressed, the value coming from the…

A: A button is connected to the P3.3 pin of an 8051 microcontroller. Each time this button is pressed,…

Q: Select all of the registers listed below that are changed during DECODE INSTRUCTION step of an LC-3…

A: LC3 is an assembly language with simple instruction sets but can be used to write complex programs.

Q: Please answer using Kip Irvine Assembly Language for the x86 processor Using Shift Instructions to…

A: Solution(a) Multiplication of EAX by 16 is equivalent to shifting left by 4 bits. SHL EAX, 4…

Q: Q:The registers that are essential in memory write and read operations (which of the following…

A: NOTE  :-  As per our guidelines we are supposed to answer  only one question. Kindly repost other…

Q: write the assembly code that performs the following 4 tasks enable the interrupt number31 sets its…

A: Enable the interrupt number 31.   LDR r11, [r8, #IOData] ;Load port data from the IO   ; device.…

Q: The addressing mode/s, which uses the PC instead of a general purpose register is

A: In this question we have to tell about which of the addressing mode among the given options using PC…

Q: The interrupt vector for INT 18 is located at the hex physical address: 00000 00004 O 00018 00048 O…

A: Explanation: The interrupt vector table holds 256 records, each holds 4 Bytes. The interrupt vector…

Q: Select between automatic increment or automatic decrement as the addressing mode.

A: INTRODUCTION: Auto Decrement The auto-increment mode is the polar opposite. In auto decrement mode,…

Q: The MAR, MBR, PC, and IR registers in MARIE can be used to hold arbitrary data values.True or False.

A: To be determine: True or False Given statement: The MAR, MBR, PC, and IR registers in MARIE can be…

Q: Registers in RISC-V are 64-bit.  For the sake of simplicity, consider the following instructions…

A: RISC-V which is an open standard instruction set architecture that are based on established RISC…

Q: The content of the AL register after execution of instruction (MOV AL,65) is * Store 01100001 in AL…

A: Given that,

Q: Direct exchange of data between two memory locations is permitted by XCHG instruction. Select one: O…

A: 1) XCHG instruction exchanges the contents of the specified source and destination operands, which…

Q: Q5 / A-Mention how do the following instructions differ 1- NEG & NOT 2- DIV & IDIV 3- AND & TEST 4-…

A: Mention how to do the following instructions differently from each other.   1.Neg and Not :…

Q: Write simple instructions (simple program) that will add two consecutive bytes of data storied with…

A: In a direct addressing mode, the data to be worked upon is in a memory location and as an operand,…

Q: Question//Evaluate the following arithmetic (5 * A) + (8 * B) 1- Zero addressing instruction 2- One…

A: In zero addressing instruction, we use stack having push , pop operation.  While in case of one…

Q: Write an instruction sequence that could be used to read bit 1 of Port 0. What addressing mode is…

A: The 8051 microcontroller has four 8-bit I/O ports (Port 0, 1, 2, and 3). All the ports except Port 0…