232通讯 用于电脑232通讯 可以发送和接受数据

提供I2C总线初始化、工作时的启始位、结束位、提供I2C总线的时钟信号，并返回在时钟电平为高期间 SDA信号线上状态。本函数可用于数据发送，也可用于数据接收-provide I2C bus initialization, the Start-end, provide the I2C bus clock signal, the clock and return to the high-level signal line during the SDA state. This function can be used to transmit data, can also be used for data reception

串口通信，较完整的界面及功能，学习和使用都很好-Serial communications, a more complete picture of the interface and functions, learning and the use of good

串口通信控制器的Delphi例子-Serial Communication Controller Delphi examples

modbus rtu 通讯 使用spcomm控件-modbus rtu protocl use spcomm activX

plcfx VB开发的串口与三菱PLC通讯源码，超值，搞工控的朋友-plcfx VB Serial communication with the source of Mitsubishi PLC, Value and engage a look at the IPC

DELPHI COMM控件 控件-DELPHI COMM Controls

本文介绍的用 89C51 单片机I/O 口模拟实现串行通信的方法，已成功 地应用在某电压数据采集系统中，实践证明能可靠地传送和接收数据。-This article describes using 89C51 microcontroller I/O port Serial communication simulation method has been successfully applied in a certain voltage data acquisition system, the practice has proven to be a reliable way to send and receive data.

avr atmega8的查询方式的串口通信-avr atmega8 of ways to search for serial communication

支持zmodem通讯协议的包装类- Supports the zmodem communication agreement the packing class

一个非常完整的川口通讯源程序，我费了很大功夫才把他找到。-a very complete source Kawaguchi communications, I spent a lot of time and energy only to find him.