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sx1509pwd.py
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sx1509pwd.py
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import board
import busio
import adafruit_sx1509
#SX1509 circuitPython met ChatGPT
# datasheet https://cdn.sparkfun.com/datasheets/BreakoutBoards/sx1509.pdf
class SX1509_LED:
def __init__(self, pin):
i2c = busio.I2C(board.SCL, board.SDA)
self.sx1509 = adafruit_sx1509.SX1509(i2c)
self.pin = pin
# Set pin as output
self.sx1509.pin_mode(self.pin, adafruit_sx1509.OUTPUT)
# Set default values
self.brightness = 255
self.blink_rate = 0
self.breathe_rate = 0
def on(self):
self.sx1509.digital_write(self.pin, True)
def off(self):
self.sx1509.digital_write(self.pin, False)
def set_brightness(self, brightness):
self.brightness = brightness
self.sx1509.analog_write(self.pin, brightness)
def blink(self, rate):
self.blink_rate = rate
self.sx1509.blink(self.pin, rate)
def stop_blink(self):
self.blink_rate = 0
self.sx1509.stop_blink(self.pin)
def breathe(self, rate):
self.breathe_rate = rate
self.sx1509.breathe(self.pin, rate)
def stop_breathe(self):
self.breathe_rate = 0
self.sx1509.stop_breathe(self.pin)
def update(self):
if self.blink_rate > 0:
self.sx1509.blink(self.pin, self.blink_rate)
elif self.breathe_rate > 0:
self.sx1509.breathe(self.pin, self.breathe_rate)
else:
self.sx1509.analog_write(self.pin, self.brightness)