早期开发的MS8051与PC的RS232通讯

串品通讯 内置MODBUS协议与GSDCS协议 -uartport include modbus and gsdcs

一个串口测试程序，包括源代码，供大家学习-A serial test procedure, including the source code for everyone to learn

实现一维Barcode扫描，能在Pocket PC上运行，带有一个Barcode_ce.dll.

本程序是win32api串口编程tty(虚拟终端)实例包括硬件控制的设置,因此可以用于对modem的编程-win32api Serial Programming tty (virtual terminals) Examples include control of the hardware installed, the modem can be used for programming

Led 发送晨曦-Led Send Dawn

YMODEM的原始码 本地机使用ATDT命令拨号,远程机设为自动响应方式-YMODEM the source for local use ATDT command dialing, automatic remote machine as a way to respond

C51下怎样实现I2C的控制及程序实例 此程序仅供参考-C51 how to achieve I2C control procedures and examples of this procedure is for reference only

PIC单片机编程程序分析，能够供初学者学习，是很好的教程-PIC microcontroller programming procedures, for beginners to learn, is a good guide

详细介绍了使用VB开发RS-232通信程序的全过程，并介绍了vb通信控件的用法。-Described in detail the use of VB-RS-232 communication program the whole process and introduced the use of the Communication Control in vb.

8052串口驱动--(包括波特率计算,以及几个内存查看的shell命令)-8052-- (including baud rate, and several memory access to the shell commands)