Merge pull request #853 from adafruit/lego-cpx-lamp

Adding files lego head

Author: ladyada

LEGO_Head_CPX_Lamp/LEGO_Head_CPX_Lamp.py

@@ -0,0 +1,82 @@
+# Shake Audio Lamp
+# for Adafruit Circuit Playground express
+# with CircuitPython
+import time
+import audioio
+import board
+
+from adafruit_circuitplayground.express import cpx
+
+# External Audio Stuff
+audio = audioio.AudioOut(board.A0)  # Speaker
+wave_file = None
+
+def play_wav(name, loop=False):
+    """
+    Play a WAV file in the 'sounds' directory.
+    :param name: partial file name string, complete name will be built around
+                 this, e.g. passing 'foo' will play file 'sounds/foo.wav'.
+    :param loop: if True, sound will repeat indefinitely (until interrupted
+                 by another sound).
+    """
+    global wave_file  # pylint: disable=global-statement
+    print("playing", name)
+    if wave_file:
+        wave_file.close()
+    try:
+        wave_file = open('sounds/' + name + '.wav', 'rb') # using wave files from sounds folder
+        wave = audioio.WaveFile(wave_file)
+        audio.play(wave, loop=loop)
+    except OSError:
+        pass # we'll just skip playing then
+
+# flash neopixel effects
+def party_flash(duration):
+    cpx.pixels.fill((255, 255, 255))
+    cpx.pixels.show()
+    time.sleep(duration)
+    cpx.pixels.fill((255, 0, 0))
+    cpx.pixels.show()
+    time.sleep(duration)
+
+def led_flash(duration):
+    cpx.pixels.fill((255, 255, 255))
+    cpx.pixels.show()
+    time.sleep(duration)
+    cpx.pixels.fill((0, 0, 0))
+    cpx.pixels.show()
+    time.sleep(duration)
+
+# make a counter variable
+counter = 0
+
+while True:
+    # Listen for shakes
+    if cpx.shake(shake_threshold=15): # adjust sensitivity - low number is more sensitive
+        print("Shake detected!") # Let us know there was a shake
+        counter = counter + 1 # Start a counter
+        if counter == 2: # On second shake
+            play_wav("awe-a") # play audio
+            for _ in range(3): # loop x times
+                party_flash(0.4) # neopixel flash
+        elif counter == 3: # On third shake
+            play_wav("awe-b")
+            for _ in range(3): # loop x times
+                party_flash(0.4) # neopixel flash
+        elif counter == 4: # On fourth shake
+            play_wav("awe-c")
+            for _ in range(3): # loop x times
+                party_flash(0.4) # neopixel flash
+        elif counter == 5: # on fifth shake
+            counter = 0 # Reset the counter back to zero
+            play_wav("untz") #play audio
+            for _ in range(3): # loop x times
+                led_flash(.18) # faster pixel flash
+            cpx.pixels.fill((255,255,255)) # solid pixel
+            time.sleep(1) # light it for one second
+        else: # On first shake
+            play_wav("haha") # play audio
+            cpx.pixels.fill((255,255,255)) # white color
+            time.sleep(1) # for one second
+    else: # When there's no shakyness to be had
+        cpx.pixels.fill((0, 0, 0)) # keep pixels off when not shaking