用于在线仪表的 modbus,仅供参考，

c++串口通信 基于ad7862四路电压采集系统232川口通信，c++上位机程序。-c++ serial communication based on the AD7862 Quad 232 Kawaguchi voltage acquisition system communications, c++ PC program.

一个用于远场涡流检测的数据采集系统的界面编程，可实现多通道采集-for a remote field eddy current testing data acquisition system programming interface, multi-channel acquisition

一个通讯的主站程序 献给vc 串口通信的网友 看看吧-a communications major stations dedicated to the vc serial communication netizens watch it

用C51编写的基于51单片机串口点对点双向通信程序，特点是具有可靠的通信失败检测及信息重发功能。-with C51 prepared by the 51 microcontroller-based point-to-point two-way serial communication program, which is characterized with reliable communication failure detection and re-issued the information function.

A/D转换－数据采集实验 * * A/D转换数据采集程序source file * * 运行步骤：1.在平台板的8位AD通道选择开关上 选定通道号 * * 2.程序运行后，转动电位器，观测数据的变化 -A/D converter-experimental data acquisition** A/D converter data acquisition program source file** Run steps : 1. The platform board eight AD channel selection switch on the selected channel,** 2. Running after turning Potentiometers, observational data changes

实时控制，可根据需要增加或删除参数变量，随机曲线表示实例。-Real-time control, can be the addition or deletion of variable parameters, said examples of random curves.

汇编操作串口，适合对速度要求高而API达不到的情况下的要求-compilation operation, suitable for high speed API unable to reach the requirements under the circumstances

源代码中有相关说明,动态连接库中函数说明: delphi95.txt文件中.-source code is related note, dynamic link library function : delphi95.txt document.

485通讯例程，供大家学习参考。 -Communications routines 485 for them to learn from the reference. Communications routines 485 for them to learn from the reference.

具有语音自动应答功能的串口程序-with automatic voice response function of the Serial procedures