Computer Science ( Need the K-map and digital logic schematic.)

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1.     Sum-of-products

Using the sum-of-products expression, find and code the simplified logic function for Table 1 using the assembly logic instructions.

 

A (PB4)

B (PB3)

C (PB2)

D (PB1)

F (LED)

0

0

0

0

1

0

0

0

1

1

0

0

1

0

0

0

0

1

1

0

0

1

0

0

0

0

1

0

1

1

0

1

1

0

0

0

1

1

1

0

1

0

0

0

1

1

0

0

1

1

1

0

1

0

0

1

0

1

1

0

1

1

0

0

0

1

1

0

1

0

1

1

1

0

1

1

1

1

1

1

Table 1: Truth table 1.

2.     Product-of-sums

Using the products-of-sums expression, find and code the simplified logic function for Table 2 using the assembly logic instructions.

 

A (PB4)

B (PB3)

C (PB2)

D (PB1)

F (LED)

0

0

0

0

0

0

0

0

1

1

0

0

1

0

0

0

0

1

1

1

0

1

0

0

0

0

1

0

1

0

0

1

1

0

0

0

1

1

1

0

1

0

0

0

0

1

0

0

1

1

1

0

1

0

0

1

0

1

1

1

1

1

0

0

1

1

1

0

1

1

1

1

1

0

1

1

1

1

1

0

Table 2: Truth table 2.


 

    • 12 years ago
    • 20
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