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1. The counter shown in figure is built using 4 negative edge triggered toggle FFs. The FFs can be set synchronously when R = 0. The combinational logic required to realize a modulo 13 counter is





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  • By: guest on 02 Jun 2017 12.55 am
    According to figure, output of combinational logic is applied to R of all FF N = 13 = (1101)2 The logic required is Q4 Q3 Q 2 Q1 The gate used is a NAND. Y = Q 4 + Q 3 + Q2 + Q 1 .
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