PC机对西门子设备测试调整的接口设计与制作  

Design and Manufacture of Interface Circuit for PC to Adjust Siemens Device

作　　者：虞靖彬[1] YU Jing-bin(Department of Equipment, ShandongUniversity of Traditional ChineseMedicine, Jinan Shandong 250355, China)

机构地区：[1]山东中医药大学设备处,山东济南250355

出　　处：《中国医疗设备》2017年第7期31-34,共4页China Medical Devices

摘　　要：为方便使用PC机对医疗设备进行测试与调整,本文利用现有计算机串行通讯技术,着重研究了PC机通用的RS232接口及西门子医疗设备的晶体管-晶体管逻辑接口功能,并对两者之间的电平转换和信号匹配进行了详实的描述和设计。设计出PC机与西门子设备连接的接口电路,用PT510仿真软件实现了对西门子设备的测试和调整。总之,本设计很好地解决了用PC机与医疗设备通讯的问题,临床维修工程师可以方便地将仿真软件装入到PC机中,随时对设备进行检测,使得检测和维修更加方便快捷。In order to facilitate the use of PC to test and adjust medical equipment,the present performeda research based on the existing computer serial communication technology.In this study,the commonlyused interface circuit RS232of the PC and the transistor-transistor logic interface circuit of Siemensmedical equipment were chosen to conduct this research.The conversion and signal matching of themwere described and designed in detail.Finally,an interface circuit that could connected PC with Siemensdevice was designed,and PT510simulation software was used to test and adjust the interface circuit inSiemens device.In a word,this design can successfully solve the connecting problem between the PC andthe medical device.The clinical maintenance engineer can detect the equipment at any time via loadingthe simulation software into the PC,which makes the detection and maintenance more conveniently and quickly.

关 键 词：串行通讯 接口电路 电平转换 医疗设备 

分 类 号：TP311.5[自动化与计算机技术—计算机软件与理论]