PLC串口编程，通过RS232和RS485通讯…

SZ328串行通讯驱动及应用开发包,为2个CPU间协议通讯应用实例.-SZ328 serial communication driver and application development kit for the two inter-CPU communication protocol application.

本文详细地介绍了在Win32环境下通过调用通信API 函数以异步方式来实现PC机和MCS 51 单片机之间的通信过程给出了软硬件设计机理以及详细的通信协议说明-This article described in detail in the Win32 environment by calling the communication API function in order to realize asynchronous approach to PC and MCS 51 Singlechip give the communication process between the design of the mechanism of the hardware and software as well as detailed description of the communication protocol

一个VC++编写的串口通信程序，可以通过串口发送和接收数据，并输出日志，也包含串口通讯中参数的设置-a VC prepared by the serial communication program, through the serial port to send and receive data and log exports, also includes serial communication parameters set

Look uptable for temprature system. To check kp, Ki of system

WAPI串口编程示例,用复杂的api函数,实现的串口功能更为强大.-WAPI serial programming examples, the api with complex functions, to achieve the serial function more powerful.

一个简明的串口通讯例子-a simple and clear example for serial port communication

VB通过串口控制单片机读写24C02源代码-VB to read and write through the 24C02 single-chip serial port to control the source code

MODEN串口通讯的例子挺经典的。是一个学习的好例子。-modem serial communication very classic example. The study is a good example.

一个调试串口程序的辅助工具，包括了我们在做串口通讯时常用的通讯过程。-a serial debugging process aids, to cover the serial communications so often used to describe the communication process.

VC的COM口驱动程序,使用了ACTIVEX控件-VC COM port drivers, the use of Activex Control