BINARY ADDER (4 FA)

TRI STATE

ALU decoder

HALF ADDER NAND GATE

ALU using decoder

FULL ADDER

half adder O1

FULL ADDER USING NAMD GATES

LOGIC OPERATIONS

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BBAA

1_BA

BINARY SUBTRACTOR

BINARY ADDER AND SUBTRACTOR

FA using decoder

HALF ADDER NOR GATE

2_BS

BINARY SUBTRACTOR (4 FA)

COMMON BUS 3STATE BUFFER

HALF ADDER USING NAND GATE

CB 4R 4B MUX

half adder nand gate

MUX

CB 8R 6B MUX

HALF ADDER

Tri state buffer problem

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half adder O

HALF ADDER NAND 01

COMMON BUS using TRI STATE buffer

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