Background information:
Network and serial interface basics
Information for reference and downloading
Information for downloading
-
-
TCP/IP-Ethernet - Netzwerktechnische Grundlagen
Die achte Auflage erklärt die Grundlagen der Netzwerktechnik, alle wichtigen Protokolle von Ethernet über TCP/IP bis hin zu SSL/TLS.
PDF: ca. 12 MB -
-
-
-
For the technical background, also see: Technical articles
Glossaries
- Glossary of Internet terms
- Glossary of network cabling terms
Detailed information from A to Z
-
-
Asynchronous Data Transmission (serial)
In serial, asynchronous data transfer, the individual bits that make up each data byte are transmitted one after the other over a line. In this context, asynchronous means... continue
-
-
Printer interfaces
Originally designed by the Centronics company as an interface for its own printers, the interface quickly developed into a universally accepted standard... continue
-
-
EMC compatible electrical installation
Anyone who sells or installs computers connects their products to an electrical installation that may have been installed years ago. And the assumption is that... electrical installation
-
-
Glass fiber optics
Fiber optic transmission lines are the means of choice when it comes to implementing interference-free and tap-proof data transmission over long distances and/or in interference-contaminated environments... continue
-
-
Hexadecimal numbers with the Web-IO
Decimal numbers are used in all cultures today. With digits 0..9, there are 10 possibilities for each digit of a number in this system. Using this system... continue
-
-
IEEE488 Bus Systems
The IEEE488 standard defines a parallel, 8-bit wide bus, which today is mainly used to control measuring devices in laboratory technology... continue
-
-
Plastic fiber optics
The transmission of data using light via a corresponding fiber optic cable offers two decisive advantages over copper-based electrical transmission:... continue
-
-
Modbus - Serial Communication
Modbus is a communication protocol introduced by Modicon towards the end of the 1970s for the exchange of data between controllers, SCADA systems, data loggers... continue
-
-
MQTT - Communication in the Internet of Things
The idea of an Internet of Things brings with it a central problem: How are countless devices - some mobile, some stationary, some with different performance... continue
-
-
RS232 Interface
Topics:
-
-
RS422 Interface
RS422 interfaces have been developed for high-speed serial data transmission over long distances and are becoming increasingly popular in the industrial sector... continue
-
-
RS485 Bus Systems
Like the RS422 interface, the RS485 interface has been developed for high-speed serial data transmission over long distances. In the field of industrial automation... continue
-
-
Single Pair Ethernet (SPE)
Single Pair Ethernet is the new Ethernet standard for Industry 4.0 and the Industrial Internet of Things. Thanks to several advantages, it is considered to be particularly efficient and future-orientated and is therefore useful for... continue
-
-
20mA / TTY
20mA transmission has its origins in the teletype interfaces of the postal service. The technology was primarily used by industrial terminal devices... continue
-
-
W&T-internal serial TTL interface
The device-internal pre-stage of asynchronous serial interfaces such as RS232, RS422, RS485, 20mA and fiber optics are TTL signals which are provided by the controlling chip (UART, processor or similar)... continue
-
-
USB Interface
The Universal Serial Bus is a bus system that was developed in 1995 by a consortium of leading companies in the computer industry. The aim was... continue
-
-
USB isolators for industrial use
Along with Ethernet and WLAN, USB is one of the most widely used communication interfaces today. Even with industrial PCs you will search in vain for the traditional COM ports (RS232/422/485)... continue