Microprocessors and Microcomputers: Hardware and Software
Using the popular, powerful, and easy-to-understand 68HC11 microprocessor as a representative example, this book provides a comprehensive introduction to the concepts, principles, and techniques of microprocessors and microprocessor based systems. Chapter topics include Number Systems and Codes, Digital Circuits, Memory Devices, Introduction to Computers, Microcomputer Structure and Operation, The Microprocessor: Heart of the Microcomputer, Programming the 68HC11 MPU, Input/Output Modes, and Input/Output Interfacing. For those interested in a career in electrical or computer engineering.
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Introduction to Computers
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2's-complement A/D converter Accumulator address bus address code address lines address location arithmetic ASCII ASCII code assembly language binary number branch buffer byte called clock signal contents Control register control signals Control unit data bus data word disk example fetch FIGURE flag flowchart hexadecimal I/O device Index register indexed addressing input device instruction cycle instruction sequence instruction word interface circuit interrupt input keyboard load logic levels loop machine language main program memory location microcomputer microprocessor mode monitor program octal operand address output device parity bit perform pins Program Counter pulse READ operation receive data requires RESET result serial data Shift register sign bit Status register STOP bits stored subroutine subtraction tape tion transmitted tristate typical UART WRITE operation zero