1、 2019-8-3 第 1 页 毕业设计（论文） 题题 目目：USB 数据采集系统设计 专专 业业：精密机械制造与维修 班班 次次： 姓姓 名名： 指指导老师导老师： 二 OO 七年六月 2019-8-3 第 2 页 摘摘 要要 USB 通用串行总线是计算机外设接口的发展趋势，它的最大特点就 是传输速度快、即插即用、易扩展，使用非常方便，被越来越广泛的应 用于工业控制和数字设备中。其连接方式非常灵活，既可使用串行连接， 也可使用集线器（HUB）把多个设备连接在一起，与同 PC 机的 USB 接口 相连。此外，它还可以从系统中直接汲取电源，无需单独的供电系统。 本论文以西安泰达电子公司生产的 U
2、SB20C模块设计了一个基于 USB 数据接口，数据传输和存储的系统，同时采用 VB 语言进行了内部程序的 设计。 关键字： USB 接口技术 AT89C51 数据采集和存储 2019-8-3 第 3 页 Abstract The USB universal serial bus usb is outside the computer supposes theconnection the development tendency, its most major characteristic isthe transmission speed quick, namely inserts namel
3、y with, is easy toexpand, the use is extremely convenient, by more and more widespreadapplication in industry control and digital equipment. Its connectionway extremely nimble, also may use the serial connection, also may usethe concentrator (HUB) many equipment to connect in, with is togetherconnec
4、ted with the PC machine USB connection. In addition, it also maydirectly derive the power source from the system, does not need theindependent power supply system. West of the present paper peacefully and undisturbed reached theUSB20C module which the electronic company produced to design based onthe USB data connection, the data transmission and the memory system,simultaneously used the VB language to carry on the internal proceduredesign. Key WordsKey W
