Figure 1 shows a diagram for an automobile alarm circuit used to detect certain undesirable conditions. The three switches are used to indicate the status of the door by the driver's seat, the ignition, and the headlights, respectively. Design the logic circuit (use NAND gates only) with these three switches as inputs so that the alarm will be activated whenever either of the following conditions exists The headlights are on while the ignition is off. The door is open while the ignition is on. ● Open Closed +5V +5V On Off +5V On Off Door Ignition Lights Logic Circuit Alarmi +5V LED
Figure 1 shows a diagram for an automobile alarm circuit used to detect certain undesirable conditions. The three switches are used to indicate the status of the door by the driver's seat, the ignition, and the headlights, respectively. Design the logic circuit (use NAND gates only) with these three switches as inputs so that the alarm will be activated whenever either of the following conditions exists The headlights are on while the ignition is off. The door is open while the ignition is on. ● Open Closed +5V +5V On Off +5V On Off Door Ignition Lights Logic Circuit Alarmi +5V LED
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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Transcribed Image Text:Figure 1 shows a diagram for an automobile alarm circuit used to detect certain
undesirable conditions. The three switches are used to indicate the status of the door by
the driver's seat, the ignition, and the headlights, respectively. Design the logic circuit (use
NAND gates only) with these three switches as inputs so that the alarm will be activated
whenever either of the following conditions exists
The headlights are on while the ignition is off.
The door is open while the ignition is on.
●
Open
Closed
+5V
+5V
On
Off
+5V
On
Off
Door
Ignition
Lights
Logic
Circuit
Alarmi
+5V
LED
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