; Select audio/midi flags here according to platform
-n ;;;no output
;-iadc ;;;uncomment -iadc if realtime audio input is needed too
; For Non-realtime ouput leave only the line below:
; -o serialRead.wav -W ;;; for file output any platform
sr = 44100
ksmps = 500 ; the default krate can be too fast for the arduino to handle
nchnls = 2
0dbfs = 1
instr 1
iPort serialBegin "/dev/cu.usbmodemfa131", 9600 ;connect to the arduino with baudrate = 9600
kGain init 16 ;read our knob value
kVal serialRead iPort
if (kVal != -1) then
kGain = kVal/128
endif
aSig in ;get our audio input and get its rms
kRms rms aSig*kGain
kRms = kRms*kRms*255 ;scale the rms to a good value for the LED and send it out
serialWrite iPort, (kRms < 255 ? kRms : 255) ;must be in range: 0-255
endin
f 1 0 1024 10 1 1 1 1 1 1
i 1 0 200
e