The best definition I could find online is:
These handy boards provide a simple method to interface a low level control output from a control system such as the FSR Flex Gpio ports to higher level loads such as a low voltage screen controller. They can also be used to reverse control output logic if necessary
**can someone break this down in layman’s terms?**
In: Technology
Relays are just switches. You can make them change state when inputs change or switch a voltage from a power supply separate to your main card.
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