C#实现的基于TCP的通讯控制类，提供多种方式进行消息发送，封装成完整的类-C# Achieve TCP-based communication control category, provides a variety of ways messaging, packaged as a complete class

Delphi的ModbusTcp开发控件，需要Indy支持，包括主站和从站的控件-he Delphi Modbus library is a Modbus Class I Delphi implementation of a Modbus master and slave over TCP/IP (ModbusTCP). Serial I/O (RTU or ASCII) is not supported.

易语言异步套接字类,主要有UDP TCP 连接方式。-Easy language asynchronous socket class, mainly UDP TCP connection.

The Delphi Modbus library is a Modbus Class I Delphi implementation of a Modbus master and slave over TCP/IP (ModbusTCP).