Digital Logic and Computer Design

address bus arithmetic binary information binary numbers binary variables block diagram Boolean algebra Boolean function byte chip clock pulse combinational circuit connected control functions control logic control memory control unit control variables counter data bus decimal numbers decoder digital computer digital system equal example excitation table exclusive-OR external F₁ fetch cycle Figure flip-flop flip-flop input four full-adder hexadecimal IC package implementation incremented input variables instruction interface inverter JK flip-flop lines listed load logic diagram logic families memory unit method microcomputer microinstruction microoperations microprocessor microprogram minterms multiplexer NAND gates NAND logic obtained operand operation code output carry parallel adder prime-implicants procedure processor registers processor unit register-transfer Section sequence register sequential circuit serial shift register shown in Fig signal simplified specified stack stored subroutine subtraction symbol T₁ T₂ transfer transistor truth table voltage