class DummyAudio:
def play(self, f, loop=False):
pass
def stop(self):
pass
def mute(self, mute):
pass
i2c = board.I2C()
ss = Seesaw(i2c, 0x5E)
spi = board.SPI()
displayio.release_displays()
while not spi.try_lock():
pass
spi.configure(baudrate=24000000)
spi.unlock()
ss.pin_mode(8, ss.OUTPUT)
ss.digital_write(8, True) # reset display
display_bus = displayio.FourWire(spi, command=board.D6, chip_select=board.D5)
display = displayio.Display(display_bus, _INIT_SEQUENCE, width=160, height=80,
rowstart=24)
del _INIT_SEQUENCE
buttons = GamePadSeesaw(ss)
audio = DummyAudio()
backlight = PWMOut(ss, 5)
backlight.duty_cycle = 0
from busio import I2C
from adafruit_seesaw.seesaw import Seesaw
from adafruit_seesaw.pwmout import PWMOut
from adafruit_motor import motor
import board
import time
# Create seesaw object
i2c = I2C(board.SCL, board.SDA)
seesaw = Seesaw(i2c)
# Create one motor on seesaw PWM pins 22 & 23
motor_a = motor.DCMotor(PWMOut(seesaw, 22), PWMOut(seesaw, 23))
motor_a.throttle = 0.5 # half speed forward
# Create drive (PWM) object
my_drive = PWMOut(seesaw, 13) # Drive 1 is on s.s. pin 13
my_drive.frequency = 1000 # Our default frequency is 1KHz
while True:
my_drive.duty_cycle = 32768 # half on
time.sleep(0.8)
my_drive.duty_cycle = 16384 # dim
time.sleep(0.1)
# and repeat!
MOUTH_END = 105
# Create servos list
servos = []
for ss_pin in (17, 16): #17 is labeled 1 on CRICKIT, 16 is labeled 2
pwm = PWMOut(seesaw, ss_pin)
pwm.frequency = 50 #must be 50 cannot change
_servo = servo.Servo(pwm, min_pulse=400, max_pulse=2500)
servos.append(_servo)
# Starting servo locations
servos[0].angle = BELL_START
servos[1].angle = MOUTH_START
# For the fog machine we actually use the PWM on the motor port cause it really needs 5V!
fog_off = PWMOut(seesaw, 22)
fog_off.duty_cycle = 0
fog_on = PWMOut(seesaw, 23)
fog_on.duty_cycle = 0
# Audio playback object and helper to play a full file
a = audioio.AudioOut(board.A0)
def play_file(wavfile):
with open(wavfile, "rb") as file:
wavf = audioio.WaveFile(file)
a.play(wavf)
while a.playing:
servos[1].angle = MOUTH_START
time.sleep(.2)
servos[1].angle = MOUTH_END
