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Electronics and Communication Engineering - Digital Electronics

Exercise : Digital Electronics - Section 18
36.
In the above case the hexadecimal notation for the last memory location is
0000
FFFF
3FFF
5FFF
Answer: Option
Explanation:
No answer description is available. Let's discuss.
37.
What is the length of SP (Stack pointer) of 8085 μp?
6 bits
8 bits
12 bits
16 bits
Answer: Option
Explanation:
No answer description is available. Let's discuss.
38.
Shifting digits from left to right and vice versa is needed in
storing numbers
arithmetic operations
counting
storing and counting
Answer: Option
Explanation:
No answer description is available. Let's discuss.
39.
Current requirement of a piezo buffer is about
100mA
20mA
4mA
0.4mA
Answer: Option
Explanation:
No answer description is available. Let's discuss.
40.
Consider the following instruction of 8085 μp :
  1. MOV M, A
  2. AODC
  3. MVI A, FF
  4. CMP M
Which of these cause change in the status of flag(s)?
1 and 2
1, 2 and 3
3 and 4
2 and 4
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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