jonny_ji7 06451b47d0 Add 'buzzer.hpp, buzzer.cpp' Add instance 'button'
- Copy buzzer function from gate project
  this makes it possible to easily trigger and queue up buzzing events
  without having to worry about delaying the program
- Add instance buzzer to config
- Add code for testing the buzzer to main.cpp
2022-06-10 08:40:46 +02:00
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