vc through the usb connection arm board, additional d12 driver

可对事件进行修改的事件查看器 -Event Viewer which can modify events

DT2851图形卡NT驱动源码-DT2851 video card NT actuation source code

ZLG500B读卡模块上位机测试程序---如果你没有选择循环测试选项的话，设置完要进行操作的扇区和块以及密码、数据这些参数，把卡放到感应区内后，就可以点击写入数据，读出数据，写入数值，读出数值和加减按钮进行操作。-ZLG500B PC reader module testing procedures-- if you have no choice test cycle options, set up to operate the End of the sector and block and password, data these parameters, sensors card into the region, will be able to click into the data sensed data, write numerical reading Numerical Modified out buttons and operate.

用汇编语言控制模数转换芯片max1270的源程序。-assembly language control module chip max1270 conversion of the source.

pci9054笔记，很多问题和解决方法的整理，比较实用。-PCI9054 notes, a lot of problems and solutions in the collation, comparison utility.

键盘睡眠键过滤驱动程序-keyboard keys sleep filter driver

用DDK开发的PLX9052的驱动程序源代码，很不错，上传上来和大家共享-with DDK Development PLX9052 driver source code, quite uploaded onto and share

device driver development document

ifix的OPC驱动程序，采用OPC通信的工程上可用。-The OPC iFIX driver using OPC communications can be used on projects.

　调制解调器是一种使计算机通过电话线路通信的设备。使用调制解调器，您可以向另一台配有调制解调器的计算机发送数据。这使您可以从全球网 (World Wide Web) (正如您现在所做的一样) 中下载信息、发送和接收电子邮件 (e-mail) 及与远程对手玩计算机游戏。一些调制解调器还能发送和接收传真及语音电话呼叫。 　　不同的调制解调器通信速率也不相同。许多新型的调制解调器能以 33.6 kbps 的速率发送和接收数据；以 14.4 kbps 的速率发送和接收传真。一些调制解调器能以高达 56 kbps 的速率从 Internet 服务供应商处 (ISP) 下载信息。 -modem is a type of computer through the phone line communication equipment. Use a modem, you can to another modem equipped with a computer sent the data. This allows you to a global network (World Wide Web) (as you are doing the same), download information , sending and receiving electronic mail (e-mail), and long-distance rivals playing computer games. Some modems can send and receive fax and voice telephone call. Different modem communication speed are not identical. Many new modems able to 33.6 kbps rate of sending and receiving data; to the rate of 14.4 kbps sending and receiving fax. Some modems can be up to 56 kbps rate from the Internet service provider (ISP) Download information.