Do you have a simple debounce routine handy to deal with a single switch input?
This is a simple bare metal system without any OS.
I would like to avoid a looping construct with a specific count, as the processor speed might fluctuate.
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Do you have a simple debounce routine handy to deal with a single switch input?
This is a simple bare metal system without any OS.
I would like to avoid a looping construct with a specific count, as the processor speed might fluctuate.
I think you could learn a lot about this here: http://www.ganssle.com/debouncing.pdf
Your best bet is always to do this in hardware if possible, but there are some thoughts on software in there as well.
Simple example code from TFA:
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