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- 实时通讯方法的研究。PLC程序根据定义的通信协议(即 PLC接收信息 帧的格式和定义 )识别其信息 内容。通过PC 的 COM1与S7-200 PLC的 RS一232端口的串行硬件连接，然后通过对 S7—200系列 PLC进行通信编程 ，就可实现与上位机通信 。
Labviewsucai
- labview与plc的串口通讯和labview的其他使用为plc和上位机通讯提供帮助-and plc labview labview serial communication and other uses for the plc and PC communication help
DrvMPI300
- 实现PC机和监控哦、组态软件与西门子PLC通讯要用到得开发吧！-Prodave
automated-multi-layer-garage
- 北京立体车库监控系统源程序，可以实现PROFIBUS-DP现场总线技术及MPI总线技术的应用突破了PLC与PC之间传统的串口通讯，提高了PC与PLC的通讯效率；非接触IC技术、射频数据通讯技术的应用，使得立体车库趋于全自动化；模块化监控软件设计使得软件设计过程更加明晰，并预留有扩展接口，使得系统具有一定的可扩展性和开放性。-Beijing source three-dimensional garage monitoring system can be achieved PROFIBUS-DP f
PC-UDP-PLC
- VBPLC进行UDP通讯的软件及程序，很有用，可以进行BOOL,字节，整形和浮点数通讯-VBPLC for UDP communication software and procedures, useful, can be BOOL, byte, integer and floating-point communications
communication-vb.zip
- vb实现计算机和其他设备的串行通讯的例子。例如pc集合PLC、DCS等工业设备。,Realization of VB computer and other equipment serial communication example. For example, pc set PLC, DCS and other industrial equipment.
DataCollection3.0
- PC与PLC之间运用modbusTCP协议通讯，发送起始地址和寄存器数量接受PLC寄存器地址-Between PC and PLC communication protocol using modbusTCP send start address and the number of registers to accept PLC register address
Prodave6
- PC和S7-300 PLC通讯所需dll:komfort.dll,Prodave6.dll,w95_s7.d-Communication between PC and S7-300 PLC required dll:komfort.dll, Prodave6.dll, w95_s7.dll
PLCRS232
- PC与PLC通讯检验码计算，包括LRC和SUMCheck两种算法。-PLC LRC SumCheck
OmronFinsTCP
- 欧姆龙PLC以太网通讯类，vs2015，VB.NET编写。仅仅输入本机和PLC的IP就可以进行通讯。-Omron PLC Ethernet communications, vs2015, VB.NET write. Simply enter the PC s IP and PLC s IP can communicate.
VC++ PC-PLC
- 通过VC++编程，实现西门子S7-200 和三菱FX PLC 与上位机的通讯(Through VC++ programming, to achieve SIEMENS S7-200 and MITSUBISHI FX PLC communication with the host computer)
VB2010和C#开发OPC服务器软件的源码(EasyOPC_DA)
- 常用的opc客户端,plc与pc间opc通讯用。(Commonly used OPC client, PLC and PC communication between opc.)
20170929215333507
- plc和PC机用MODBUSTCP协议通信的动态链接库文件。(The dynamic link library file MODBUSTCP protocol with PLC and PC.)
OpcInclude
- PC和S7-300 PLC通讯所需dll:komfort.dll,Prodave6.dll,w95_s7.dll(Communication between PC and S7-300 PLC required dll:komfort.dll, Prodave6.dll, w95_s7.dll)
西门子smart与TCPIPHslCommunicationDemo
- 西门子plc和C#通讯的例程，方便pc作为上位机的编程(Siemens PLC and C# communication routines, convenient PC as the upper computer programming)
PRODAVE 6.0 TCPTP-MPI通讯 VB源码
- 用于西门子PLC和PC通讯，TCPTP-MPI通讯 VB源码(For Siemens PLC and PC communication, TCPTP-MPI communication VB source code)