IC卡读写器的常见问题集锦 了解ic卡读卡器的工作方式-IC Card Reader FAQ allehanda ic card reader to understand the working methods

这是我从网看到的，不用电平的转换IC就可以把串口TTL输入、输出的电平转换成计算机能识别的电平，原图经测试不能用，经我改进后效果很好，大家不妨一试-This is what I see from the network, not power conversion IC level can be the serial TTL input and output level into the computer to identify the level, the maximum should not have been tested, and improved by my very good , we may as well try

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详细描述基于DSP的JPEG2000硬件压缩系统各个硬件的选择以及具体的实现过程.-Based on a detailed description of the JPEG2000 hardware compression DSP system hardware selection and implementation of concrete.

详细介绍ARMLINUX交叉编译环境怎样用，以及过程-ARMLINUX details how to use cross-compiler environment, as well as the process of

sql server 数据备份文件 ，目录下data.dat 开发平台pb8.0 数据库 sql server 7.0 这是在外国自己为公司开发的业务管理系统，分店的管理，功能挺全，算法一般， 大家看看就好，本人水平一般，别笑话-sql server data backup files, directories under data.dat development platform pb8.0 7.0 sql server database This is the foreign companies to develop their business management system, branch management functions quite all, the algorithm general, we like to see, the general level I , another joke!

各种型号的红外遥控芯片的码型及其参数，有助于编写解码程序-Various types of infrared remote-control chip, code-type and its parameters, contribute to the preparation of decoding procedure

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此为一种新型的电子城的设计方案 绝对好用啊-This is a new type of electronic design of the city is absolutely easy to use ah

本系统以车载电池为动力，摄像头和超声波测距器实时无线传回视频与距离信息，操作人员于控制端根据此信息控制车的行动并得知其周围的环境情况。多自由度支架保证摄像头全方位拍摄；车载单片机与红外传感器用于保护车的自身安全与行动。 本系统作为一个基础移动平台，用于需要超视距操作的情况。加载不同功能的设备后，在军用和民用方面都具有很大的应用前景。 本作中采用了具有LVDS(低电压差分信号传输技术)输出功能的FPGA芯片作为核心处理器，并配合以具有相应功能的差分信号发送器DS90C031和差分信号接收器DS90C032，从软件和硬件两方面去实现LVDS的发送、接收。做为解决上述问题的方案。-err