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Add note duration section

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David Schmenk 2017-04-27 20:52:35 -07:00
parent 26dcd43c2e
commit 14efeab738
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4
src/samplesrc/a2pwm/readme.md
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@ -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
-------------- --------------------