Design a code converter circuit to convert the 4x3 keypad outputs (4 rows 3 columns = 7

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Design a code converter circuit to convert the 4x3 keypad outputs (4 rows 3 columns = 7 outputs ) to a 4 bit binary code as below :

0-9: 0000 to 1001

*-1010

#-1011

Nothing pressed - 1111

Related Book For answer-question

Discrete Mathematics and Its Applications

ISBN: 978-0073383095

7th edition

Authors: Kenneth H. Rosen

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Posted Date: May 23, 2020 11:43 PM

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Design a code converter circuit to convert the 4x3 keypad outputs (4 rows 3 columns = 7

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Discrete Mathematics and Its Applications

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