Network and serial interface basics

Information for downloading:

• 

  TCP/IP sockets

  "Fit in one day
  for TCP/IP sockets"

  PDF: approx. 0.4 MB

Detailed information about serial and parallel interfaces:

• Serial Asynchronous Data Transmission
• RS232
• RS422
• RS485 Bus Systems
• 20mA / TTY
• Plastic fiber optics
• Glass fiber optics
• W&T-internal serial TTL interface
• USB
  
• Printer interface
• IEEE488

Background information for Web-IO Digital:

• Hexadecimal numbers in (Web-IO) practice

Glossaries:

• Glossary of Internet terms
• Glossary of network cabling terms

More background information:

• Data processing-compatible electrical installation
• Plastic fiber optics: Much faster to install than copper cable
• In defense of RS232
• RS232 and Industry 4.0
• MQTT: Communication in the Internet of Things

For the technical background, also see: Technical articles