Write assembly instructions for an 8086 processers to add two hexadecimal numbers. Explain how each register is affected at each step of the program.
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Write assembly instructions for an 8086 processers to add two hexadecimal numbers. Explain
how each register is affected at each step of the program.
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- Explain the SUB instruction of 8086. Compare it with SBB instruction. Write a Assembly language program for 8086 to find the square root of a number using SUB instruction. (Note : Solve the question in paper, scan and upload along with the other Part B and C answers) A BIEPlease clearly. Write assembly instructions for an 8086 processers to add two hexadecimal numbers. Explain how each register is affected at each step of the program.- The stack memory is addressed by a combination of the plus offset. The PUSH and POP instructions always transfer between segment -bit number the stack and a register or memory location in the 8086 microprocessors. For string instructions, DI always addresses data in the segment. The 8086 LOOP instruction decrements register for a 0 to decide if a jump occurs and tests it
- P Flag question Explain the MUL instruction of 8086. Compare it with IMUL instruction. (1 +1 Marks) Write a Assembly language program for 8086 to find the cube of a number using MUL instruction. (5 Marks) (Note : Solve the question in paper, scan and upload along with the other Part B and C answers) B I IIIAn 8051 subroutine is shown below: SUB: RO, #20H @RO , #0 MOV LOOP: MOV INC RO CJNE RO, #80H, LOOP RET a. What does this subroutine do? b. In how many machine cycles does each instruction execute? How many bytes long is each instruction? C. d. Convert the subroutine to machine language. e. How long does this' subroutine take to execute? (Assume 12 M1. Write the contents of all registers and the conditions codes registers after each execution instructions in Table Q1(a). Instructions SUBS r0, rl, 12 MOV 12,13, ASR #3 ro 11223344 Table Q1 (a) rl F7770025 12 r3 CF119856 CF119856 NZ V C 010 1
- DIsassemble the following MIPS 32-bit hexadecimal instruction written as addr:instr 60005000 : 0c000020Discuss in detail about RAM allocation in 8051 and Analyse, and explain the objective of the following 8051 assembly language program. Specify the content of the Program Status Word (PSW) register after the execution of each instruction. ORG 00H MOV A#00H MOV R5,A MOV R0,#0FBH ADD A#0FEH JNC NI INC R5 N1: ADD A, #0F5H JNC N2 INC R5 N2: ADD A#0F2H INC OVER INC R5 OVER: MOV @R0, A END Comment every line of the program and specify the register contents on single-step execution.A) List and describe 10 features of the Atmel ATmega 2560 AVR microcontroller (use the ATmega 2560 complete reference manual for help). B) List and describe two AVR instructions. As part of your description make sure that you list the operation for each instruction that is provided in the instruction set summary.
- 1)Write a program in 8051 to copy the contents of registers R0 to R7 into internal RAM addresses 40H to 47H respectively using PUSH instructions. Assume Register Bank 0 is selected. 2 )Designa Programmable timer using 8254 and 8086 to generate a square wave of period 5 millisecond. Interface 8254 at the address 0040H for Counter 0 and write the assembly language program. The 8086 and 8254 runs at 6 megahertz and 3 megahertz respectively.what is the MAXIMUM number of diode OR gates that can be cascaded before the output is not recognized as logic high?1. Draw the figure showing the types of registers in an 8086 microprocessor. Write the register group types explaining the functions shortly for each one.