On power up, the 8051 uses which RAM locations for register R0- R7 – McqOptions

MCQOPTIONS

1.	On power up, the 8051 uses which RAM locations for register R0- R7
A.	00-2F
B.	00-07
C.	00-7F
D.	00-0F
Answer» C. 00-7F

Discussion

No Comment Found

Related MCQs

This program code will be executed continuously:
This program code will be executed once:
The contents of the accumulator after this operation MOV A,#0BH ANL A,#2CH will be
When the 8051 is reset and the line is LOW, the program counter points to the first program instruction in the:
This program code will read data from port 0 and write it to port 2, and it will stop looping when bit 3 of port 2 is set:
The following program will receive data from port 1, determine whether bit 2 is high, and then send the number FFH to port 3: READ: MOV A,P1 ANL A,#2H CJNE A,#02H,READ MOV P3,#FFH
When the 8051 is reset and the line is HIGH, the program counter points to the first program instruction in the:
The following command will copy the accumulator to the location whose address is 23H: MOV 23H,A
The contents of the accumulator after this operation MOV A,#2BH ORL A,00H will be:
The following program will cause the 8051 to be stuck in a loop: