How to work with BCD(binary-coded decimal) switch?: Unterschied zwischen den Versionen

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== How does it work? ==
== How does it work? ==

Version vom 10. Februar 2021, 13:03 Uhr

--entry is still in work--

How does it work?

A BCD-Switch is actually not one switch, it contains basically four switching circuit at once. There is a wheel which closes depending to the number the switch shows in front.

What will you need?

  • an Arduino (every typ will do)
  • a BCD-Switch
  • a shift register (CD4021)
  • jumperwires
  • a breadboard

How to connect a shift register with an Arduino?

How to read the BCD switch with an Arduino and a shift register?

How to connect multiple BCD switches?