p0040 - Shift Unit Part A Design a four bit arithmetic...

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Unformatted text preview: Shift Unit Part A Design a four bit arithmetic shifter that can shift one bit left or right using 2 to 1 multiplexer devices (do not implement the MUX). The inputs should be I0 , I1 , I2 , I3 , and Right=Left. The outputs are O0 , O1 , O2 , and O3 . I3 I2 I1 I0 Right/Left O2 O1 O0 Part B Now reimplement the design using only pass gates and inverters. Use the same input and output signals. I3 I2 I1 I0 O3 Right/Left O3 O2 O1 O0 ...
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