An Introduction to Microcomputers: Basic concepts
Microprocessors and microcomputers. Some fundamental concepts. Makings of a microprocessors and its contents.The central processing unit.Logic beyond the cpu. Programming microcomputers. An instruction set. Appendices.
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The Central Processing Unit
Logic Beyond the CPU
7 other sections not shown
8-bit word accumulator address lines assembly language binary addition binary data binary digits binary number Branch chip slice clock period clock signal complement control signals control unit data bit Data Bus Data Counter data lines data word decimal Decrement direct addressing DMA Controller example execution external device external logic external system bus hexadecimal high-order bit I/O Port identify illustrated as follows Increment input instruction code instruction fetch instruction set interpreted interrupt acknowledge interrupt address vector interrupt request loop low-order byte memory address memory byte memory location memory reference instructions microcomputer system microinstruction microprocessor microprogram minicomputer mnemonic Move Data object code operand output parallel I/O device pins program counter program logic Program Memory read-only memory read/write memory represent ROM device select logic serial data serial I/O signed binary specified stack status flags Status register subroutine subtraction Sync characters synchronous Table tion word address Zero