MC14490 and Software Debouncing
Warren Gay · Apress eBooks · 2017
This chapter examines input devices with mechanical contacts. Switches, buttons, relays, and rotary controls all have contacts that cause trouble for electronic circuits; they are so fast that they see contacts make and break thousands of times per second. If you ignore this aspect of input controls in your design, you could wind up with dysfunctional custom controls for your Pi. These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.