two inputs S and X, S is a sign bit, X is BCD 8 bits number • Check the sign bit. If it is 0, directly output the binary representation of the BCD number.
two inputs S and X, S is a sign bit, X is BCD 8 bits number • Check the sign bit. If it is 0, directly output the binary representation of the BCD number.
Chapter22: Sequence Control
Section: Chapter Questions
Problem 6SQ: Draw a symbol for a solid-state logic element AND.
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Transcribed Image Text:Q1: Alternative2:
two inputs S and X, S is a sign bit, X is BCD 8
bits number
• Check the sign bit.
• If it is 0, directly output the binary
representation of the BCD number.
• If it is 1, subtract the BCD number from 999
(the maximum BCD representation) and
convert the result to binary.
* The output will be the binary representation
of the signed-magnitude BCD number.
(((( u need to design a block diagram for the
above ))))
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