Types of connectors

5-pin DIN plugs

A DIN (or DIN5) connector is a plug with 5 pins, formerly used to connect keyboards to computers:

5-pin DIN connector

The DIN5 connector has been made obsolete by PS/2 and USB connectors.

Pins

Pin number Function
1 Reset (_RST)
2 + 5 V (power)
3 Data
4 Ground
5 Clock

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