Update README.txt to .md and add Astrom reference

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David Forrest 2023-02-22 18:29:55 -05:00
parent a0eb0d6d82
commit 41bc38c879

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@ -9,3 +9,5 @@
http://brettbeauregard.com/blog/2011/04/improving-the-beginners-pid-introduction/
- For function documentation see: http://playground.arduino.cc/Code/PIDLibrary
This fork uses back calculation per [Astrom 1989](http://cse.lab.imtlucca.it/~bemporad/teaching/controllodigitale/pdf/Astrom-ACC89.pdf) to manage integral windup.