这个是8253芯片的两个实例程序，对学习接口的人是有一定帮助的...

一个基于API的Vb.net的串口通讯控件，使得串口编程更加方便-an API based on the Serial Communications Programming controls, making programming more convenient Serial

串口数据传输,用Tcomm或MSComm控件，该 pas文件做了一个类-serial data transfer, or use Tcomm MSComm control, the paper has done a pas a Category

DOS串口终端程序( 本软件为在DOS下使用超级终端的用户专门设计 功能说明： 1.DOS下使用，功能类似于WINDOWS的超级终端 2.支持COM1，COM2 3.支持波特率2400,4800,9600（缺省）,19200,38400,57600,115200 4.支持Xmodem文件传输协议,,Asm,Com Port -DOS serial terminal program (the DOS software for use in super user terminals designed Description : 1.DOS use, function similar to the Super Windows Terminal 2. support COM1, COM2 3. 2400,4800,9600 support baud rate (default), 19200, 38400,57600,115200 4. support Xmodem file transfer protocol, and programmers. Com Port

用VC控件MSComm编写串口通信程序的源代码，并写出详细的编程过程,仅供参考-MSComm control VC prepared serial communication program"s source code, and write a detailed programming process for reference! !

max3100的应用 MAX3100在串行红外数据与RS―232转换器中的应用-MAX3100 Application max3100 infrared data in the serial RS-232 Converter

serial port monitor

串口通信，上位机可以呼叫下位机的8个设备号，进行数据传输-Serial communication, host computer can call the next crew of the No. 8 device, data transmission

Visual Basic串口通讯调试方法。一个非常简单的方法.-Visual Basic serial communications debugging method. A very simple method.

西门子S7-200PLC自由口协议Modbus主站库文件-Siemens S7-200PLC agreement free port Modbus master library file

时间调度相关的开源代码，时间调度相关的开源代码-quarts