RaspberryPi Simple Servo Example

servo-control.py

# Servo Control
import time
import wiringpi



def moveToDegree(degrees):
    wiringpi.pwmWrite(18, degrees)

# https://learn.adafruit.com/adafruits-raspberry-pi-lesson-8-using-a-servo-motor/servo-motors

# use 'GPIO naming'
wiringpi.wiringPiSetupGpio()

# set #18 to be a PWM output
wiringpi.pinMode(18, wiringpi.GPIO.PWM_OUTPUT)

# set the PWM mode to milliseconds stype
wiringpi.pwmSetMode(wiringpi.GPIO.PWM_MODE_MS)

# divide down clock
wiringpi.pwmSetClock(192)
wiringpi.pwmSetRange(2000)

delay_period = 0.01

while True:
        for pulse in range(50, 250, 1):
                moveToDegree(pulse)
                time.sleep(delay_period)
        for pulse in range(250, 50, -1):
                moveToDegree(pulse)
                time.sleep(delay_period)