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一些RFID的文章，分为5个文件这是前2个，希望对这一领域的研究有帮助

用8位数码管组成显示电路提示信息，当输入密码时，只显示“8.”，当密码位数输入完毕按下确认键时，对输入的密码与设定的密码进行比较，若密码正确，则门开，此处用LED发光二极管亮一秒钟做为提示，同时发出“叮咚”声；若密码不正确，禁止按键输入3秒，同时发出“嘀、嘀”报警声；若在3秒之内仍有按键按下，则禁止 -With 8-bit digital tube display circuit message, when the input password, only shows "8.", When the median enter password press the confirm button when finished to set the password with the password for comparison, if the password correct, then the door opened here with a bright LED light-emitting diodes as a matter of seconds suggests that at the same time issued a "ding dong" sound if the password is not correct to prohibit the importation of key three seconds, at the same time issued a "嘀,嘀" alarm sound if within 3 seconds press the button there, then the prohibition of

两种方法测试spring中的jdbc 两种方法测试spring中的jdbc-two methods of testing spring jdbc two methods of testing spring jdbc

单片机不具有SPI或相同能力的接口，为了便于与TLC2543接口，采用软件合成SPI操作，本文给出了用单片机HSO口模拟SPI接口时序的方法，对程序稍加改动就可适用于其它带SPI接口的器件.附加有c语言程序-SCM is not the same capacity or SPI interface, in order to facilitate and TLC2543 interface, using software synthesizer SPI operation, this paper, the SCM HSO SPI interface timing simulation methods little change in the procedure can be applied to other SPI interface with the device. Additional language program is c

这是一个DEM和等高线图象，可以给大家练习用-This is a DEM and contour images, we can use practice

sed1335 液晶显示器中文资料 sed1335 液晶显示器中文资料-SED1335 LCD information SED1335 LCD Chinese Chinese data

exewin文件格式-exewin file format

msm6550_chipset datasheet

对决策树的ppt文章，希望对大家有帮住，希望大家喜欢-right decision tree ppt article, and I hope to help you live, hope you like

通过ArcView软件提供一个GIS数字综合平台，以实现信息查阅、数据分析等功能-ArcView software through GIS to provide a digital platform in order to achieve the information access, data analysis and other functions