--- /dev/null
+import pygame
+import RPi.GPIO as gpio
+import logging
+
+logger = logging.getLogger(__name__)
+loggerFileHandler = logging.FileHandler('keyboard.log')
+loggerFileHandlerFormatter = logging.Formatter('%(asctime)s %(levelname)-8s %(message)s')
+loggerFileHandler.setFormatter(loggerFileHandlerFormatter)
+logger.addHandler(loggerFileHandler)
+logger.setLevel(logging.WARNING)
+logger.setLevel(logging.INFO)
+
+gpio.setmode(gpio.BCM)
+if gpio.RPI_REVISION == 1:
+ pins = [22, 21, 17, 4, 25, 24, 23, 18]
+else:
+ pins = [22, 27, 17, 4, 25, 24, 23, 18]
+# pins = [25]
+
+notes = ['sounds/keyboard-fsharp-low.wav',
+ 'sounds/keyboard-g.wav',
+ 'sounds/keyboard-gsharp.wav',
+ 'sounds/keyboard-a.wav',
+ 'sounds/keyboard-asharp.wav',
+ 'sounds/keyboard-b.wav',
+ 'sounds/keyboard-c.wav',
+ 'sounds/keyboard-csharp.wav',
+ 'sounds/keyboard-d.wav',
+ 'sounds/keyboard-dsharp.wav',
+ 'sounds/keyboard-e.wav',
+ 'sounds/keyboard-f.wav',
+ 'sounds/keyboard-fsharp-high.wav']
+
+notes = ['sounds/keyboard-g.wav',
+ 'sounds/keyboard-a.wav',
+ 'sounds/keyboard-b.wav',
+ 'sounds/keyboard-c.wav',
+ 'sounds/keyboard-d.wav',
+ 'sounds/keyboard-e.wav',
+ 'sounds/keyboard-f.wav',
+ 'sounds/keyboard-g-high.wav']
+
+
+pygame.mixer.init()
+
+sounds = {}
+for pin, wav in zip(pins, notes):
+ sounds[pin] = pygame.mixer.Sound(wav)
+
+def handle_sound(pin):
+ if gpio.input(pin):
+ sounds[pin].play()
+ logger.info("Started playing {0}".format(pins.index(pin)))
+ else:
+ sounds[pin].stop()
+ logger.info("Stopped playing {0}".format(pins.index(pin)))
+
+for pin in pins:
+ gpio.setup(pin, gpio.IN)
+ gpio.add_event_detect(pin, gpio.BOTH, callback=handle_sound, bouncetime=50)
+
+while True:
+ pass