141 lines
3.5 KiB
Python
141 lines
3.5 KiB
Python
import time
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import audioio
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from digitalio import DigitalInOut, Pull, Direction
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from adafruit_seesaw.seesaw import Seesaw
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from adafruit_seesaw.pwmout import PWMOut
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from adafruit_motor import servo
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from busio import I2C
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import neopixel
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import board
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# Create seesaw object
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i2c = I2C(board.SCL, board.SDA)
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seesaw = Seesaw(i2c)
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led = DigitalInOut(board.D13)
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led.direction = Direction.OUTPUT
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# Two onboard CPX buttons for FOG
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buttona = DigitalInOut(board.BUTTON_A)
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buttona.direction = Direction.INPUT
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buttona.pull = Pull.DOWN
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buttonb = DigitalInOut(board.BUTTON_B)
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buttonb.direction = Direction.INPUT
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buttonb.pull = Pull.DOWN
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# Use the signal port for potentiometer w/switch
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MORECOW = 2 # A switch on Signal #1
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SWITCH = 3 # A potentiometer on Signal #2
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# Add a pullup on the switch
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seesaw.pin_mode(SWITCH, seesaw.INPUT_PULLUP)
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# Servo angles
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BELL_START = 60
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BELL_END = 75
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MOUTH_START = 95
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MOUTH_END = 105
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# Create servos list
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servos = []
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for ss_pin in (17, 16): #17 is labeled 1 on CRICKIT, 16 is labeled 2
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pwm = PWMOut(seesaw, ss_pin)
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pwm.frequency = 50 #must be 50 cannot change
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_servo = servo.Servo(pwm, min_pulse=400, max_pulse=2500)
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servos.append(_servo)
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# Starting servo locations
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servos[0].angle = BELL_START
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servos[1].angle = MOUTH_START
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# For the fog machine we actually use the PWM on the motor port cause it really needs 5V!
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fog_off = PWMOut(seesaw, 22)
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fog_off.duty_cycle = 0
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fog_on = PWMOut(seesaw, 23)
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fog_on.duty_cycle = 0
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# Audio playback object and helper to play a full file
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a = audioio.AudioOut(board.A0)
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def play_file(wavfile):
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with open(wavfile, "rb") as file:
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wavf = audioio.WaveFile(file)
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a.play(wavf)
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while a.playing:
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servos[1].angle = MOUTH_START
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time.sleep(.2)
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servos[1].angle = MOUTH_END
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time.sleep(.2)
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# NeoPixels for EYES
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pixels = neopixel.NeoPixel(board.A1, 9, brightness=0.5)
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pixels[8] = (255, 255, 0)
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pixels[7] = (255, 255, 0)
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# Maps a number from one range to another.
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def map_range(x, in_min, in_max, out_min, out_max):
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mapped = (x-in_min) * (out_max - out_min) / (in_max-in_min) + out_min
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if out_min <= out_max:
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return max(min(mapped, out_max), out_min)
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return min(max(mapped, out_max), out_min)
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# Wait before starting up
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time.sleep(3)
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play_file("i-gotta-have-more-cowbell.wav")
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# a pause between audio clips
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time.sleep(1)
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play_file("only-prescription-more-cowbell.wav")
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while seesaw.digital_read(SWITCH):
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pass
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print("Ready for playing audio")
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time.sleep(1)
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f = open("fear11.wav", "rb")
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wav = audioio.WaveFile(f)
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a.play(wav)
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while True:
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if seesaw.digital_read(SWITCH):
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break # time to bail!
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pot = seesaw.analog_read(MORECOW)
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print(pot)
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eyecolor = (int(map_range(pot, 0, 1023, 255, 0)), int(map_range(pot, 0, 1023, 0, 255)), 0)
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pixels[8] = eyecolor
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pixels[7] = eyecolor
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if buttonb.value:
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fog_on.duty_cycle = 65535
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else:
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fog_on.duty_cycle = 0
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if buttona.value:
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fog_off.duty_cycle = 65535
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else:
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fog_off.duty_cycle = 0
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if pot < 200: # wait for a bit before we start
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continue
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delay = map_range(pot, 200, 1023, 1.0, 0.1)
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servos[0].angle = BELL_END
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time.sleep(0.1)
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servos[0].angle = BELL_START
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time.sleep(delay)
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a.stop()
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f.close()
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# Fog machine test
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fog_off.duty_cycle = 65535
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fog_on.duty_cycle = 0
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time.sleep(0.1)
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fog_off.duty_cycle = 0
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pixels[8] = (255, 255, 0)
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pixels[7] = (255, 255, 0)
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time.sleep(1.5)
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play_file("i-coulda-used-more-cow-bell.wav")
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