How exactly does hysteresis GPIO function filter an input? 

Discussion created by lpcware Employee on Jun 15, 2016
Latest reply on Jun 15, 2016 by lpcware
Content originally posted in LPCWare by jdupre on Sat Nov 07 14:05:04 MST 2015
The LPC15xx has a hysteresis mode for GPIO.  How exactly does it filter the input and what would be the reason to use this mode or not?

How is hysteresis different from using the glitch filter(s)?

- Joe