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1
Microprocessor
Which of the following set of instructions moves the contents of memory location 3500H to register C? The contents of memory location 3500 H is 46 H. a. LXI H, 3500 H MOV M, C b. LXI C, 3500 H MOV C, M c. LXI C, 46 H MOV C, M d. LXI H, 3500 H MOV C, M
Which of the following set of instructions moves the contents of memory location 3500H to register C? The contents of memory location 3500 H is 46 H. a. LXI H, 3500 H MOV...
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0 answers
3
Microprocessor
How many bytes does the following set of instructions occupy? MVI A, 35H MVI B, 23H ADD B a. Four bytes b. Six bytes c. Three bytes d. Five bytes
How many bytes does the following set of instructions occupy? MVI A, 35H MVI B, 23H ADD B a. Four bytes b. Six bytes c. Three bytes d. Five bytes
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1 answer
4
Microprocessor
How many times will the following loop be executed? XRA A MVI C, 05H LOOP: DCR C JNZ LOOP a. Once b. Five times c. Infinite times d. Depends on the initial value of A
How many times will the following loop be executed? XRA A MVI C, 05H LOOP: DCR C JNZ LOOP a. Once b. Five times c. Inf...
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1 answer
5
Microprocessor
What are the status of the ZERO flag and the contents of the accumulator after the execution of the following 8085 assembly code? Assume that contents of all other registers and memory locations are unknown. MOV A, 65H MOV B, 32H CMP B a. 0, 00H b. 0, 65H c. 1, 00H d. 1, 65H
What are the status of the ZERO flag and the contents of the accumulator after the execution of the following 8085 assembly code? Assume that contents of all other regist...
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6
Microprocessor
Which of the following flags is not affected by a conditional branch statement in an 8085 microprocessor? a. Auxiliary Carry flag b. Sign flag c. Carry flag d. Zero flag
Which of the following flags is not affected by a conditional branch statement in an 8085 microprocessor? a. Auxiliary Carry flag b. Sign flag c. Carry flag d. Zero flag
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7
Microprocessor
In 8085 addition which of the following flags are set when the addition of the MSBs is more than 10?
In 8085 addition which of the following flags are set when the addition of the MSBs is more than 10?
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8
Microprocessor
How an RRC instruction in 8085 microprocessor instruction set will affect
How an RRC instruction in 8085 microprocessor instruction set will affect
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9
Microprocessor
After the execution of the instruction XRA A the contents of A , carry and zero flags
After the execution of the instruction XRA A the contents of A , carry and zero flags
1 votes
1 answer
10
Hamming code
A 12-bit Hamming code word 000011101010 containing 8-bits of data and 4 priority bits is read from memory. What is the original 8 bit data word
A 12-bit Hamming code word 000011101010 containing 8-bits of data and 4 priority bits is read from memory.What is the original 8 bit data word
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11
Rom system
What minimum size ROM is required to implement an unsigned 4-bit binary adder
What minimum size ROM is required to implement an unsigned 4-bit binary adder
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12
ROM system
Is it true In SRAM information in memory gets lost as soon as power is switched off
Is it trueIn SRAM information in memory gets lost as soon as power is switched off
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13
ROM system
How many address and data lines in 1M×16 ROM system
How many address and data lines in 1M×16 ROM system
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1 answer
14
Digital communication
How many address and data lines is there in 1M×16 ROM system
How many address and data lines is there in 1M×16 ROM system