Sound_Rasp ( Last Updated: 20 Jul 2016 )
Sound_Rasp
... Satellite CCRMA is a Raspberry Pi that includes Pure Data, Arduino, Python and Supercollider. It is a platform for building embedded musical instruments and embedded art installations by Edgar Berdahl and Wendy Ju.
All Tests for Sound_Rasp
{"tests"=>[{"testName"=>"Puredata Arduino Potentiomenters", "Date"=>"2016-07-20", "Status"=>"In progress", "Progression"=>"80", "Comments"=>["sudo raspi-config to change keyboard layout", "you need pdsend in /usr/bin/"], "Assert"=>"Potentiometer to control sinus tons", "Images"=>["https://dl.dropboxusercontent.com/u/1882061/konsthack/arduino.jpg"], "Links"=>["https://github.com/konsthack/arduino_exampels/blob/master/basic_pot", "https://github.com/palletorsson/pd_python/edit/master/python/pd.py", "http://workshopweekend.net/arduino/labs/exploring-color", "http://wendyju.com/publications/satellite_ccrma.pdf"]}, {"testName"=>"Python Puredata connection", "Date"=>"2016-05-30", "Status"=>"Success", "Progression"=>"100", "Comments"=>["see link for code example", "start all programs in sudo from the command line"], "Assert"=>"Python and Puredata connects", "Images"=>[], "Links"=>["https://guitarextended.wordpress.com/2012/11/03/make-python-and-pure-data-communicate-on-the-raspberry-pi/", "https://github.com/palletorsson/pd_python"]}, {"testName"=>" Interactive Sound Pi Install", "Date"=>"2016-05-20", "Status"=>"Success", "Progression"=>"100", "Comments"=>["Log in with", "User: pi Password: raspberry", "Start in Sudo from programs to work", "Command: $ sudo startx ", "See link for installation"], "Assert"=>"Sound Pi is installed from Sound Pi image", "Images"=>[], "Links"=>["https://ccrma.stanford.edu/~eberdahl/Satellite/"]}]}
Code Exampel:
import os
import time
import serial
arduino = serial.Serial(“/dev/ttyACM0”, 9600, timeout=5)
time.sleep(1)
top = 10
bottom = 0
interval = 1
arduino.flush()
def getValue():
value = arduino.readline()
time.sleep(1)
return value
def send2Pd(message=’’):
os.system(“echo ‘” + message + “’ | pdsend 3000”)
def setVolume(vol):
message = ‘1 ‘ + str(vol) + ‘;’
print message
send2Pd(message)
def up():
for i in range(bottom, top, interval):
setVolume(i)
time.sleep(0.1)
def down():
for i in range(top, bottom, -interval):
setVolume(i)
time.sleep(0.1)
while True:
value = getValue()
setVolume(value)
