init, working blink function

main.py

@@ -0,0 +1,72 @@
+from machine import Pin, PWM, freq
+from time import sleep
+
+U16_MAX = 65535
+
+class Color:
+    def __init__(self, gpnum):
+        self.pin = PWM(Pin(gpnum))
+
+    def duty_u16(self, duty):
+        self.pin.duty_u16(duty)
+
+    def breathe(self):
+        for duty in range(0, U16_MAX, 20):
+            self.duty_u16(duty)
+            sleep(0.0001)
+
+        for duty in range(U16_MAX, 0, -20):
+            self.duty_u16(duty)
+            sleep(0.0001)
+
+
+class StripLights:
+    def __init__(self):
+        self.B = Color(10)
+        self.R = Color(11)
+        self.G = Color(12)
+
+    def on(self):
+        self.R.duty_u16(U16_MAX)
+        self.G.duty_u16(U16_MAX)
+        self.B.duty_u16(U16_MAX)
+
+    def off(self):
+        self.R.duty_u16(0)
+        self.G.duty_u16(0)
+        self.B.duty_u16(0)
+
+    def breathe(self):
+        self.R.breathe()
+        self.G.breathe()
+        self.B.breathe()
+
+    def blink(self, sleep_interval=1):
+        self.on()
+        print('on')
+        sleep(sleep_interval)
+        self.off()
+        print('off')
+        sleep(sleep_interval)
+
+    def set_color(self, r, g, b):
+        if (r < 0 or r > U16_MAX):
+            raise "Red value out of accepted range"
+
+        if (g < 0 or r > U16_MAX):
+            raise "Green value out of accepted range"
+
+        if (b < 0 or b > U16_MAX):
+            raise "Blue value out of accepted range"
+
+        self.R.duty_u16(r)
+        self.G.duty_u16(g)
+        self.B.duty_u16(b)
+
+def main():
+    lights = StripLights()
+
+    while True:
+        lights.blink()
+
+main()