Electronics and Communication Engineering - Digital Electronics - Discussion
Discussion Forum : Digital Electronics - Section 3 (Q.No. 27)
27.
FF16 when converted to 8421BCD =
Answer: Option
Explanation:
FF in hexadecimal = 15 x 16 + 15 = 255 in decimal = 0010 0101 0101 in BCD.
Discussion:
2 comments Page 1 of 1.
Sweta said:
3 years ago
Please explain the given answer.
CHANDAN Y said:
1 month ago
FF base 16 is 255 in decimal(15*16^1+15*16^0).
Now convert 255 to equivalent BCD
5 is (0x8 + 1x4 + 0x2 + 1x1 = 0101).
5 is (0x8 + 1x4 + 0x2 + 1x1 = 0101).
2 is (0x8 + 0x4 + 1x2 + 0x1 = 0010).
Ans: 0010 0101 0101.
Now convert 255 to equivalent BCD
5 is (0x8 + 1x4 + 0x2 + 1x1 = 0101).
5 is (0x8 + 1x4 + 0x2 + 1x1 = 0101).
2 is (0x8 + 0x4 + 1x2 + 0x1 = 0010).
Ans: 0010 0101 0101.
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