Microprocessors: Theory and Applications (Intel and Motorola)Prentice Hall, 1992 - 468 sayfa |
Kitabın içinden
44 sonuçtan 1-3 arası sonuçlar
Sayfa 197
... direction register when the proper register select signals are applied to RSO and RS1 . A 1 in bit 2 allows access of I / O ports , while a O selects the data direction registers . Each I / O port bit can be configured to act as an ...
... direction register when the proper register select signals are applied to RSO and RS1 . A 1 in bit 2 allows access of I / O ports , while a O selects the data direction registers . Each I / O port bit can be configured to act as an ...
Sayfa 199
... direction registers are ignored and the direction is determined by the state of four handshake pins . The 68230 allows use of interrupts and also provides a DMA request pin for connection to a DMA controller chip such as the MC68450 ...
... direction registers are ignored and the direction is determined by the state of four handshake pins . The 68230 allows use of interrupts and also provides a DMA request pin for connection to a DMA controller chip such as the MC68450 ...
Sayfa 427
... Direction Register A Control Register A Peripheral Register 8 Data Direction Register B Control Register B PORT A - B HARDWARE CHARACTERISTICS As shown in Figure H - 2 , the MC6821 has a pair of I / O ports whose characteristics differ ...
... Direction Register A Control Register A Peripheral Register 8 Data Direction Register B Control Register B PORT A - B HARDWARE CHARACTERISTICS As shown in Figure H - 2 , the MC6821 has a pair of I / O ports whose characteristics differ ...
İçindekiler
MICROCOMPUTER ARCHITECTURE | 9 |
MICROCOMPUTER SOFTWARE | 49 |
Questions and Problems | 59 |
Telif Hakkı | |
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Sık kullanılan terimler ve kelime öbekleri
16 bits 16-bit data A/D converter accumulator ADDRESS FIELD address register addressing mode assembly language binary buffer byte or word CALL CHARACTER chip circuit clock command contents coprocessor data bus data field data register data transfer decoding decremented digits disp8 display DMA controller DTACK enable EPROM example execution flags affected functions GPIB hardware hexadecimal HIGH I/O port index register input instruction set INTA Intel Corporation interface INTR jump keyboard latched loads logic low byte mem/reg memory address memory location memory-mapped I/O microcomputer microprocessor OP code operand operation output peripheral port 00 processor program counter register indirect RESET segment register service routine shown in Figure signal specified stack pointer status register stored subroutine TABLE tion typical vector voltage Write zero
Bu kitaba yapılan referanslar
Fundamentals of Digital Logic and Microcomputer Design Mohamed Rafiquzzaman Metin Parçacığı görünümü - 1999 |