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MC68HC901 bảng dữ liệu(PDF) 6 Page - Motorola, Inc |
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MC68HC901 bảng dữ liệu(HTML) 6 Page - Motorola, Inc |
6 / 43 page MOTOROLA MC68HC901 USER’S MANUAL vii TABLE OF CONTENTS Paragraph Page Number Title Number Section 1 Introduction 1.1 Key Features .............................................................................................1-2 1.2 Register Programming ...............................................................................1-2 Section 2 Signal Description 2.1 Power Supply (VCC and GND) .................................................................. 2-1 2.2 Clock (CLK) .............................................................................................. 2-2 2.3 Data Bus (D7–D0) .................................................................................... 2-2 2.4 Asynchronous Bus Control ....................................................................... 2-2 2.4.1 Chip Select (CS) .................................................................................. 2-2 2.4.2 Data Strobe (DS) ................................................................................. 2-2 2.4.3 Read/Write (R/W) ................................................................................ 2-2 2.4.4 Data Transfer Acknowledge (DTACK) ................................................. 2-2 2.5 Register Select Bus (RS1–RS5) ............................................................... 2-2 2.6 Reset (RESET) ......................................................................................... 2-2 2.7 Interrupt Control ........................................................................................ 2-3 2.7.1 Interrupt Request (IRQ) ....................................................................... 2-3 2.7.2 Interrupt Acknowledge (IACK) ............................................................. 2-3 2.7.3 Interrupt Enable In (IEI) ....................................................................... 2-3 2.7.4 Interrupt Enable Out (IEO) ................................................................... 2-3 2.8 General Purpose I/O Interrupt Lines (I7–I0) ............................................. 2-3 2.9 Timer Control ............................................................................................ 2-4 2.9.1 Timer Inputs (TAI and TBI) .................................................................. 2-4 2.9.2 Timer Outputs (TAO, TBO, TCO, and TDO) ....................................... 2-4 2.9.3 Timer Clock (XTAL1 and XTAL2) ........................................................ 2-4 2.10 Serial I/O Control ...................................................................................... 2-4 2.10.1 Serial Input (SI) .................................................................................... 2-4 2.10.2 Serial Output (SO) ............................................................................... 2-5 2.10.3 Receiver Clock (RC) ............................................................................ 2-5 2.10.4 Transmitter Clock (TC) ........................................................................ 2-5 2.11 Direct Memory Access Control ................................................................. 2-5 2.11.1 Receiver Ready (RR) .......................................................................... 2-5 2.11.2 Transmitter Ready (TR) ....................................................................... 2-5 2.12 Signal Summary ....................................................................................... 2-5 |
Số phần tương tự - MC68HC901 |
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Mô tả tương tự - MC68HC901 |
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