掌握微型计算机接口技术的基本概念 了解主机与外设之间的各种数据传送方式 了解I/O端口的寻址方式

10.1 输入输出(I/O)系统概述 10.1 输入输出系统概述 10.1.1 输入输出设备的编址及设备控制器的基本功能 10.1.2 I/O设备数据传送控制方式按I/O 10.2.1 中断的作用、产生和响应 10.2 程序中断输入输出方式 10.2.2 中断处理 10.2.3 程序中断设备接口的组成和 10.3 DMA输入输出方式 10.3.1 DMA三种工作方式 10.3.2 DMA控制器组成 10.3.2 DMA控制器组成动画\\8.14.swf 动画\\8.15.swf 10.3.3 DMA的数据传送过程 10.4 通道控制方式和外围处理机方式 10.4.1 I/O通道的种类 10.4.2 通道型I/O处理机和外围处理机 10.5 总线结构

第6章I/系统 I/O系统概述 操作系统中负责管理输入输出设备的部分称为IO系统,完成设备管理功能

6.1概述 6.2I/O软件的组成 6.3I/O硬件特点 6.4有关技术 6.5设备处理 6.6典型外部设备

6-1 I/O信号及寻址方式 6-2 I/O控制方式 6-3 中断技术 6-4 MCS-51中断系统

I. What is Marketing? I. What is Marketing? II. Evolution of Marketing II. Evolution of Marketing III. Marketing Management III. Marketing Management IV. Marketing Management IV. Marketing Management Philosophies Philosophies

I. Factors Affecting Price I. Factors Affecting Price Decisions Decisions II. The Market and Demand II. The Market and Demand III. Approaches to setting III. Approaches to setting prices

I. Product Life Cycle I. Product Life Cycle II. Packaging II. Packaging III. Product Line Decisions III. Product Line Decisions IV. Brand and Brand IV. Brand and Brand Management Management

I. Levels of Product I. Levels of Product II. Classification of Products II. Classification of Products III. Services Marketing III. Services Marketing IV. New Product Development IV. New Product Development V. Test Marketing V. Test Marketing

I. Stages in Market I. Stages in Market Orientation Orientation II. Segmenting Markets II. Segmenting Markets III. Market Targeting III. Market Targeting IV. Positioning IV. Positioning