S7A驱动，7.20版本， Version history S7A OPC server and FIX driver for Siemens S7/S5 communication via Ethernet TCP/IP, MPI or Profibus Versio n 7.20 Date: 26.02.2007 Version history =========================================================================
绝对可以编译使用 串口通讯类： using System; using System.Runtime.InteropServices; namespace JustinIO { class CommPort { public string PortNum; public int BaudRate; public byte ByteSize; public byte Parity; // 0-4=no,odd,even,mark,space public byte StopBits; // 0,
赫优讯产品TCP IP驱动手册pdf,赫优讯产品TCP IP驱动手册Table of contents
1 INTRODUCTION
1 Terms for this manual
2 Overview
3 Message Structure
2 USING SYSTEM SPECIFIC TCP/UDP IP APL.
21 Parameters…
2.2 Open Connection Endpoint
2.3 Establishing of a Connection(Device=Serv
