基于80C51型单片机和CH375型接口电路的LPT-USB打印机驱动器的设计与实现  

Design and implementation of LPT-USB printer driver based on 80C51 and CH375

作　　者：王小芳[1] 郑宽磊[1] 强伟锋[1] 

机构地区：[1]中国地质大学机电学院,湖北武汉430074

出　　处：《国外电子元器件》2006年第7期25-29,共5页International Electronic Elements

摘　　要：介绍基于80C51型单片机与CH375型接口电路的LPT-USB打印机驱动器的设计与实现方法,介绍CH375型USB总线通用接口电路的特点及工作原理,给出80C51通过CH375控制USB打印机的硬件设计及其C语言软件。利用该设计能够实现并行打印口数据在USB打印机直接打印,克服了有些并口仪器必须连接并口打印机才能打印的弊端,给用户提供了方便。The design and implementation of LPT-USB printer driver based on 80C51 and CH375 are described.The characters and operating principles of the USB interface CH375 are introduced.The hardware design and software programming using C language are also discussed.This design can be used to implement LPT equipments data to be printed by USB printer directly.It is helpful to overcome the disadvantage that LPT equipment must connect LPT printer to print.It is very convenient for consumers to use LPT equipments.

关 键 词：CH375 LPT USB打印机 80C51 

分 类 号：TP334.8[自动化与计算机技术—计算机系统结构]