Chapter 10. Gating and Logic Circuits
Digital gate circuits. Logic actions for control of devices. Gate symbols. AND and OR and NOT gates. Symbols for gates. Boolean logic. Combinational circuits. Truth tables for simple gates. Boolean algebra. NAND and NOR gates. XOR gate. Analyzing gate circuits by truth tables. Combination lock example. Arithmetic circuits. Half-adder for two-bit addition. Full adder where a carry-in bit is used. Construction of full adder from gates. Series and parallel adders. Four-bit parallel adder example. Subtraction. Four-bit subtractor example. Borrow action. Multiplication and division. Use of registers. Code changing. Encoder and decoder action. Multiplexers and demultiplexers. Address number. Hexadecimal keypad example. ...

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