Merge pull request #371 from adafruit/TheKitty-patch-26

Add code.py for guide, passed lint

Mini_Chair_Swing_Ride/code.py

@@ -0,0 +1,63 @@
+# Isaac Wellish
+# Code adapted from Mike Barela's Hello World of Robotics and
+# Make it Move with Crickit guides at learn.adafruit.com
+# Power must be plugged into right side of motor 1 on CRICKIT
+#  to turn counter clock wise
+
+import time
+import audioio
+import board
+import neopixel
+from digitalio import DigitalInOut, Pull, Direction
+from adafruit_crickit import crickit
+
+# Set audio out on speaker
+speaker = audioio.AudioOut(board.A0)
+
+# Two onboard CPX buttons for input (low level saves memory)
+button_a = DigitalInOut(board.BUTTON_A)
+button_a.direction = Direction.INPUT
+button_a.pull = Pull.DOWN
+
+button_b = DigitalInOut(board.BUTTON_B)
+button_b.direction = Direction.INPUT
+button_b.pull = Pull.DOWN
+
+# Create one motor on seesaw motor port #1
+motor = crickit.dc_motor_1
+
+# NeoPixels on the Circuit Playground Express Light Blue
+pixels = neopixel.NeoPixel(board.NEOPIXEL, 10, brightness=0.7)
+# Fill them with our favorite color "#0099FF light blue" -> 0x0099FF
+# (see http://www.color-hex.com/ for more colors and find your fav!)
+
+# set pixels to blue on start up
+pixels.fill(0x0099FF)
+
+motorInc = 0
+
+# Start playing the file (in the background)
+def play_file(wavfile):
+    audio_file = open(wavfile, "rb")
+    wav = audioio.WaveFile(audio_file)
+    speaker.play(wav,loop = True)
+
+while True:
+    if button_a.value:
+        pixels.fill(0xFC4044)
+        play_file("circus_chair.wav")       # play WAV file
+        motor.throttle = -0.20
+        time.sleep(0.2)
+        motor.throttle = -0.11 + motorInc  # increase speed
+        motorInc -= 0.01
+
+    if button_b.value:
+        speaker.stop()
+        pixels.fill(0x0099FF)  # magenta
+        i = motor.throttle
+        while i < -0.05:
+            i += 0.005
+            motor.throttle = i    # slow down!
+            time.sleep(0.1)
+        motor.throttle = 0 # stop
+        motorInc = 0