Modify the circuit of Figure 3-40 so that A 1 = 0 is needed to produce LCD
Question:
Modify the circuit of Figure 3-40 so that A1 = 0 is needed to produce LCD = 1 instead of A1 = 1.
Figure 3-40
Transcribed Image Text:
A₁ A₂ A3 A4 As As A7 A₂ IN OUT 74HC30 74HC02 W X Note: All gates are CMOS. 74HC32 74HC02 LCD
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Related Book For
Digital Systems Principles And Application
ISBN: 9780134220130
12th Edition
Authors: Ronald Tocci, Neal Widmer, Gregory Moss
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