Digital Electronics: Principles, Devices and Applications

Index 709A/D converter terminology (Continued)control lines 500high byte 499left justified data 499low byte 499right justified data 499status register 500unipolar mode operation 499A/D converter types 500–11counter-type A/D converter 500, 504–5dual-slope A/D converter 500, 506, 507–8flash A/D converter 500–3half-flash A/D converter 500, 503–4multi-slope A/D converter 500, 506, 508–9pipeline A/D converter, see Half-flash A/Dconverterquad-slope A/D converter 509sigma-delta A/D converter 500, 509–11simultaneous A/D converter, see Flash A/Dconvertersingle-slope A/D converter 500, 506–7successive approximation type A/D converter500, 505–6tracking-type A/D converter 500, 505triple-slope A/D converter 508–9ABEL-Hardware Description Language 338, 339Absolute addressing mode 534–5Absorption law 197Accumulator 530Accumulator-based architecture 577Accumulator register 260Accuracy-A/D converter 495, 496Accuracy-analogue oscilloscope 673, 674Accuracy-D/A converter 476, 477Accuracy-digital storage oscilloscope 674, 676–7Accuracy-frequency counter 682, 683Acquisition time-A/D converter 495, 498Act-1 FPGA 350–1Act-2 FPGA 350–1Act-3 FPGA 350–1Actel antifuse 336Active HIGH decoding 429Active LOW decoding 429AD-5240 A/D converter 513, 516–518AD-7524 D/A converter 486, 489AD 7820 A/D converter 513, 516, 519AD ADC-80 A/D converter 513, 515–516, 517AD ADC-84 A/D converter 513, 516, 518AD ADC-85 A/D converter 513, 516, 518ADC-0800 A/D converter 513–514, 515ADC-0808 A/D converter 513, 514–515, 516ADC-80 A/D converter 513, 515–516, 517ADC-84 A/D converter 513, 516, 518ADC-85 A/D converter 513, 516, 518Adder–subtractor 245–6, 247Addition of larger-bit binary numbers 49–52Addition using the 2’s complement method 49–52Address bus 526Addressing modes 534–7absolute addressing mode 534–5immediate addressing mode 534, 535implicit addressing mode 534, 537indexed addressing mode 534, 536–7memory direct addressing mode, see Absoluteaddressing moderegister direct addressing mode 534, 535, 536register indirect addressing mode 534, 535–6relative addressing mode 534, 537Addressing modes-80C51 581Advanced low power Schottky TTL 116, 124, 137–9Advanced Schottky TTL 116, 124, 137, 139–40Aliasing phenomenon-A/D converter 495, 496Alphanumeric codes 27–38American Standard Code for InformationInterchange, see ASCII codeASCII code 27, 28–31, 37EBCDIC code 27–8, 31–7Extended Binary Coded Decimal Interchange Code,see EBCDIC codeUnicode 28, 37–8Alphanumeric terminal 645ALU 260, 528, 529AMD64 528American Standard Code for Information Interchange,see ASCII codeAnalogue computer 608Analogue oscilloscope 669, 672, 673–4Analogue-to-digital converter, see A/D converterAnatomy of a computer 605–7central processing unit 605, 606input/output ports 605, 607memory 605, 606–7AND gate 69, 71, 73–5AND-OR-INVERT gates 87, 89, 90ANSI symbols, see IEEE/ANSI standard symbolsANSI X3.4-1968 28ANSI X3.4-1977 28ANSI X3.4-1986 28ANSI/IEEE STD 754-1985 see IEEE-754 standardAntifuse 300, 308, 334, 335–6, 337Antifuse-based FPGA 349Aperture time-A/D converter 495, 498Application relevant information-arithmetic circuits266Application relevant information-counters andregisters 466, 468–9