PWM for Pi

PWM.py

import RPi.GPIO as GPIO
import threading
import time

class PWM(threading.Thread):
    """PWM Control"""
    interval = 0.001
    global pin_out
    global normalized_avg
    # Mapping

    def __init__(self):
        GPIO.setmode(GPIO.BCM)
        GPIO.setup(pin_out, GPIO.OUT)
        super(PWM, self).__init__()

    def run(self):
        while True:
            GPIO.output(pin_out, GPIO.HIGH)
            uptime = normalized_avg * self.interval
            time.sleep(uptime)
            GPIO.output(pin_out, GPIO.LOW)
            time.sleep(self.interval-uptime)