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What does the serial connection looks like? Serial interface,

Item no. 550

Interface for data transmission between two devices in which individual bits are transmitted one after the other.

Description

If you have a desktop PC or a laptop, you will sooner or later come into contact with many different connections. You will find a serial and a parallel connection on older PCs. Both are used to connect important computer PC components.
Serial-Plug RS232
Seriell Stecker Belegung
The serial plug is based on a PIN9 SUB-D plug. 5 Pins out of 9 have the following function:
  • 2) TX
  • 3) RX
  • 4) DTR
  • 5) 0 V
  • 7) RTS

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