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Digital Electronics - The 8051 Microcontroller

Exercise : The 8051 Microcontroller - General Questions
21.
Which of the following instructions will load the value 35H into the high byte of timer 0?
MOV TH0, #35H
MOV TH0, 35H
MOV T0, #35H
MOV T0, 35H
Answer: Option
Explanation:
No answer description is available. Let's discuss.
22.
Bit-addressable memory locations are:
10H through 1FH
20H through 2FH
30H through 3FH
40H through 4FH
Answer: Option
Explanation:
No answer description is available. Let's discuss.
23.
The 8-bit address bus allows access to an address range of:
0000 to FFFFH
000 to FFFH
00 to FFH
0 to FH
Answer: Option
Explanation:
No answer description is available. Let's discuss.
24.
The contents of the accumulator after this operation
MOV A,#0BH
ANL A,#2CH
will be
11010111
11011010
00001000
00101000
Answer: Option
Explanation:
No answer description is available. Let's discuss.
25.
The start-conversion on the ADC0804 is done by using the:
CS line
INTR line
V ref/2 line
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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