Add note duration section

2026-04-20 01:16:36 +00:00 · 2017-04-27 20:52:35 -07:00
parent 26dcd43c2e
commit 14efeab738
1 changed files with 3 additions and 1 deletions
@@ -22,7 +22,9 @@ The Apple II keyboard is mapped to a one octave piano keyboard, from Bn-1 to Cn+
     I  A#n
     K  Bn
     L  Cn+1
-     
+
+The duration of the note is in increments of 0.0255 seconds (the PWM loop is 100 cycles and runs 255 times at ~1.022 MHz). The maximum note length is slight longer than 1 second.    
+
 ## Command keys
    KEY            COMMAND
    -------------- --------------------