A two-storey house has two floors with three rooms each. Each room has A = electric fan (120 watts), B =desktop computer (200 watts), C = Laser Printer (50 watts) and D = table lamp ( 40 watts. Design logic based warning indicator for each room in the house. An alarm will be sounded if: a) if a table lamp is ON and two other appliances are ON, b) if a room consumes at least 275 watts. Truth Table: A C D ALARM Simplified Expression using K-map: 1 1 1 1 AB\CD 00 01 11 10 1 1 00 1 1 1 1 1 01 1 11 1 1 1 1 10 1 1 1 1 1 ALARM = 1 1 1 1 1 1 1 1 1 1

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A two-storey house has two
floors with three rooms each. Each room has A = electric fan (120 watts), B =desktop
computer (200 watts), C = Laser Printer (50 watts) and D = table lamp ( 40 watts. Design logic based warning indicator
for each room in the house. An alarm will be sounded if: a) if a table lamp is ON and two other appliances are ON, b)
if a room consumes at least 275 watts.
Truth Table:
A
D
ALARM
Simplified Expression using K-map:
1
1
AB\CD
00
01
11
10
1
1
1
00
1
1
1
1
1
01
1
11
1
1
1
1
10
1
1
1
1
1
ALARM =
1
1
1
1
1
1
1
1
1
1
Transcribed Image Text:A two-storey house has two floors with three rooms each. Each room has A = electric fan (120 watts), B =desktop computer (200 watts), C = Laser Printer (50 watts) and D = table lamp ( 40 watts. Design logic based warning indicator for each room in the house. An alarm will be sounded if: a) if a table lamp is ON and two other appliances are ON, b) if a room consumes at least 275 watts. Truth Table: A D ALARM Simplified Expression using K-map: 1 1 AB\CD 00 01 11 10 1 1 1 00 1 1 1 1 1 01 1 11 1 1 1 1 10 1 1 1 1 1 ALARM = 1 1 1 1 1 1 1 1 1 1
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