sysml.py

Created by debeuclem

Created on October 19, 2021

566 Bytes


les signaux numeriques 
  ils
ressemblent aux signaux logiques
mais leur signification est
differente ils representent un 
nombre code en binair


les signaux logiques 
  ils ne peuvent
prendre que deux valeurs distinctes
ils sont donc discontinus et 
chacune des valeurs correspond a
une logique particuliere


les signaux analogiques  
  ce sont
des signaux qui varient de façon 
continue dans le temps il ne sont
pas representatifs dune logique
particuliere


on dit dun signal quil est
alternatif si sa valeur moyenne
est nulle.u efficace =umax/ v2

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