Modify the system of Figure 9-31 to handle 16 doors. Use a 74150 16-input MUX and two

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Modify the system of Figure 9-31 to handle 16 doors. Use a 74150 16-input MUX and two 74LS138 DEMUXes. How many lines are going to the remote monitoring panel?


Figure 9-31

Door 0 Door 6 +5 V +5 V From doors 1-5 Door 7 1 I I L ||| 4 13 h 7AHC151 MUX Q Q Qo MOD-8 CTR JUL> CLOCK +5 V

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Digital Systems Principles And Application

ISBN: 9780134220130

12th Edition

Authors: Ronald Tocci, Neal Widmer, Gregory Moss

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