8051 INSTRUCTION SET ADDRESSING MODES
ARCHITECTURE OF 8085
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Which register usually store the output generated by ALU in several arithmetic and logical operations?
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Accumulator
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Special Function Register
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Timer Register
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Stack Pointer
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Explanation:
Detailed explanation-1: -The W register is a fundamental component of the ALU as it is used in most arithmetic or logic instructions. The W register, shown as an output of the ALU, also forms a feedback loop, as an input into the ALU.
Detailed explanation-2: -The ALU gives the output of the operations and the output is stored in the a) Memory Devicesb) Registersc) Flagsd) Output Unit—-Answer: bExplanation: Any output generated by the ALU gets stored in the registers.
Detailed explanation-3: -Explanation: Any output generated by the ALU gets stored in the registers. The registers are the temporary memory locations within the processor that are connected by signal paths to the CPU.
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