前四篇文章讲述的是TCP/IP 模型中的网络接口层、网络层、传输层、应用层一，这里到了第四层应用层二。由于协议比较多，就分开篇来介绍。这篇讲Modbus 协议,后面再讲 MQTT协议、CoAP 协议、OPC 框架。都是物联网常用的应用层协议。 第四层：应用层协议之二-物 ...

“Not being overcomplicated is Modbus TCP/IP’s biggest draw, not only for PLCs, but especially for PC-based applications,” said Jason Haldeman, senior product specialist for I/O and networking at ...

Softing adds to its Docker technology-based edgeConnector product family. The new edgeConnector Modbus is a flexible Docker container application for Modbus TCP controllers. "By using container ...

Modbus TCP connections pose many benefits over RTU RS-485 alternatives. Image: PV Tech. In the last couple of years, the market has seen a few commercial and industrial (C&I) inverter models and ...

Open communication protocolsModbus TCP/IP is an open industrial protocol based on standard Ethernet. Modbus provides connectivity to programmable automation controllers (PACs), PLCs, and legacy ...

TAL Technologies, Inc., otherwise known as TALtech (Philadelphia, pa.) will be demo'ing the latest version of its existing WinWedge 32 Pro utility software at the Pittcon 2004 show and conference in ...