April 2020
Intermediate to advanced
294 pages
7h 53m
English
Content preview from MicroPython Projects
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The APDS-9960 gesture class detect method
Looking back at the APDS-9960 diode output for a right-to-left gesture swipe (which we have seen previously in this chapter in the Analyzing gesture data section), it might make you wonder how on Earth we are going to detect a gesture. If you look at the leading edge, the opposite direction of the gesture's photodiode has a higher signal for a while but as the gesture progresses, the signal flops and, by the end, the direction of the gesture has a higher signal. If you look around on the internet, there are several different integration methods that are used to detect the leading edge, the trailing edge, and many others. We just want something simple.
For our controller, we are going to cheat but ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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