MICROPROCESSOR AND MICROCONTROLLER

8051 INSTRUCTION SET ADDRESSING MODES

ARCHITECTURE OF 8085

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which instruction is used to check the status of a single bit?
A
MOV A, P0
B
ADD A, #05H
C
JNB PO.0, label
D
CLR P0.05H
Explanation: 

Detailed explanation-1: -Which instruction is used to check the status of a single bit? Explanation: JNB which stands for Jump if no bit checks the status of the bit P0. 0 and jumps if the bit is 0.

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