条形码扫描器及蓝牙无线通信系统设计  

The Design of Bar Code Reader and Bluetooth Wireless Communications System

作　　者：王铭铭[1] 方千山[1] 王明金[2] 

机构地区：[1]华侨大学机电及自动化学院,福建厦门361021 [2]阜阳工业经济学校,安徽阜阳236000

出　　处：《现代科学仪器》2012年第5期88-90,共3页Modern Scientific Instruments

摘　　要：本文将蓝牙无线通信技术应用到条形码扫描器,实现了扫描条形码的无线终端设备。系统的下位机以51单片机为控制核心,通过PS/2接口读取条形码码值并控制蓝牙发送数据;上位机是普通PC机,负责接收数据和显示。软件部分设计主要涉及到PS/2键盘接口的数据读取、键盘码解码及蓝牙发送控制,另外还包括上位机界面和读取蓝牙数据的程序。This paper applied the technology of bluetooth wireless communication to the bar code reader,and the wireless terminal device for scanning bar codes was achieved.The lower machine of the system uses MCS-51 MCU as the controller core,and the value of bar code is read through PS/2 interface.The position machine is the ordinary computer which is work for receiving data and display.The design of software part mainly includes read data from PS/2 keyboard interface,keyboard code decoding and the control of Bluetooth send data.In addition,it also includes the position machine interface and the program for reading data which has been received from Bluetooth.

关 键 词：条形码扫描器 蓝牙 单片机 PS 2 

分 类 号：TP391.44[自动化与计算机技术—计算机应用技术] TN925[自动化与计算机技术—计算机科学与技术]