sip_rfc3261 中国规定的SIP标准化文档

USB设计需要的资料，包括：MINI USB接口尺寸封装，USB_debuger程序，usb定义。-USB-required information, including: MINI USB interface size packaging, USB_debuger program, usb definitions.

手机Modem连接功能支持很多款手机,-phone modem connectivity support many handsets,

I2C-bus specification and user manual Rev.03-19 June 2007.pdf

二维码生成的源码，包含所用的库，自动生成二维码，以bmp格式保存于c盘下，可修改所需要生成的信息，测试可用~

使用VC实现了软件升级的功能，大家可以参考一下！

这是一个封装得比较完整的串口类接口，支持同步、异步操作，使用简单高效，具有工业强度，我在BC, BCB, VC, BCBX, GCC下编译通过。-This a more comprehensive package in the category of serial interface, supports synchronous and asynchronous operation, the use of simple, effective and industrial strength, I BC, BCB, VC, BCBX, through the GCC compiler.

a very simple program that prints "Hello World" to the serial port of the 8051. When you can successfully build and run this program, you have used the entire toolset including:- a very simple program that prints "Hello World" to the serial port of the 8051. When you can successfully build and run this program, you have used the entire toolset including:

使用rpc(远程过程调用)编写的录音程序（服务端和客户端)--A recording program which has used rpc (remote procedure calling) (includes service/client)

dos命令宝典，低级格式化操作步骤，低级格式化和高级格式化区别，低级格式化代码-dos orders, the book vulgar formatting steps junior and senior formatted formatted distinction, low-level formatting code

用同步理论实现缓存通信：Producer发送0-200到Buffer，同时Buffer发送到Consumer-Cache implementation using synchronous communication theory: Producer Send 0-200 to Buffer, meanwhile Buffer sent to the Consumer