Update README.md

README.md

@@ -31,9 +31,13 @@ Serial port is used to send midi messages now.
 ### How does it works ? 
 PITCH : 
 It uses first note detected at volume rise to generate a NOTEON. 
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 Then it uses PITCHBEND to reach pitch as long as pitch bend range will do. 
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 Beyond it generates a new NOTEON  followed by a NOTEOFF for the previous note (legato). 
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 Pitch bend range can be configured (1, 7, 12 or 24 semitones)
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 One exception is that I desactivated pitch bend in 1 semitone mode because portamento does a better job then. 
 
 VOLUME: