WebJul 30, 2024 · DAA instruction in 8085 Microprocessor Microprocessor 8085 Let us consider we want to add two decimal numbers 38 and 45. They will be represented in BCD as 0011 1000 and 0100 0101. The addition results in 0111 1101. But the answer will be … OUT a8 instruction in 8085 Microprocessor - In 8085 Instruction set, OUT is a mne… Unconditional JUMP instruction in 8085 Microprocessor - In 8085 Instruction set,t… Instruction register (IR) in 8085 Microprocessor - IR (Instruction Register) is a spe… WebIn 8085 the following addressing modes are used. When the operands for any instruction are available in the internal general purpose register. Only the register need be specified as the address of the operands. ... The DAA instruction operates on this result and gives the final result in the decimal system. It uses carry and auxiliary carry for ...
8085 Microprocessor MCQ Page 7 of 10 Electricalvoice
WebApr 10, 2024 · Enables conditional execution: The branching instructions in the 8085 microprocessor allow for conditional execution of code, which can help optimize program … WebCopy from the source (Sc) to the destination (Dt) This instruction copies the contents of the source register into the destination register without any alteration. Example − MOV K, L. MVI. Rd, data. M, data. Move immediate 8-bit. The 8-bit data is stored in the destination register or memory. Example − MVI K, 55L. easy bench sketch
Data transfer instructions in 8085 microprocessor
Web1)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 ... WebThe DAA (Decimal Adjust Accumulator) instruction also works on the data of AL register. This instruction does not need any operand. This instruction is used to convert the sum of two packed BCD numbers into a valid BCD number. It checks the AL data and performs the following operations: 1. If lower nibble of AL > 9 or AF=1 then: WebNov 1, 2024 · COMPARE is an important instruction widely used in 8085 microprocessor. The 8085 instruction set has two types of Compare operations: Compare with accumulator (CMP) and Compare immediate with accumulator (CPI). easybenefits.com