Designing Microprocessor-Based Instrumentation
Instrumentation. Introduction to microcomputers. Examination of two popular uP chips. Binary arithmetic and digital codes. Interfacing techniques. Microprocessor support chips. Solving problems with the microprocessor. Address decoders. Interfacing memory. Interfacing I/O ports. Signals and noise. Operational amplifiers. Transducers. Sample & Hold circuits. Analog reference circuits. Interfacing keyboards, switches, and displays. Basics of data conversion - D/A. Basics of data conversion - A/D. Data acquisition systems. Data converter interfacing. Software data conversion. Z80 instructions sorted by Op-code. Z80 instructions sorted by mnemonic. Z80/8080 instruction equivalence.
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EXAMINATION OF TWO POPULAR nP CHIPS
BINARY ARITHMETIC AND DIGITAL CODES
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A/D converter Active-LOW input address bus analog input applied ASCII binary number binary word bits byte capacitance capacitor channels chip enable circuit of Figure circuitry connected data bus data word decimal device differential eight-bit electronic instrumentation Equation error example four-bit function gate hexadecimal HIGH I/O port input port input signal input voltage instrumentation amplifier integrator interface interrupt IORQ keyboard latch memory locations method microcomputer microprocessor numbers system OBJ SOURCE CODE ohms operational amplifier output port output voltage potential potentiometer power supply problem QUESTIONS Before studying reset resistor S&H circuits Sample & Hold selected serial shown in Figure SOURCE CODE STATEMENT strain gage switch temperature terminal thermistor tion transducer transfer transistor tri-state output try answering UART voltage voltage or current Wheatstone bridge zener diode zero