diff --git a/nrf5/examples/servo.py b/nrf5/examples/servo.py new file mode 100644 index 0000000000..221ced7111 --- /dev/null +++ b/nrf5/examples/servo.py @@ -0,0 +1,50 @@ +# This file is part of the Micro Python project, http://micropython.org/ +# +# The MIT License (MIT) +# +# Copyright (c) 2017 Glenn Ruben Bakke +# +# Permission is hereby granted, free of charge, to any person obtaining a copy +# of this software and associated documentation files (the "Software"), to deal +# in the Software without restriction, including without limitation the rights +# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +# copies of the Software, and to permit persons to whom the Software is +# furnished to do so, subject to the following conditions: +# +# The above copyright notice and this permission notice shall be included in +# all copies or substantial portions of the Software. +# +# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN +# THE SOFTWARE + +import time +from machine import PWM, Pin + +class Servo(): + def __init__(self, pin_name=""): + if pin_name: + self.pin = Pin(pin_name, mode=Pin.OUT, pull=Pin.PULL_DOWN) + else: + self.pin = Pin("A22", mode=Pin.OUT, pull=Pin.PULL_DOWN) + def left(self): + p = PWM(0, self.pin, freq=PWM.FREQ_125KHZ, pulse_width=105, period=2500, mode=PWM.MODE_HIGH_LOW) + p.init() + time.sleep_ms(200) + p.deinit() + + def center(self): + p = PWM(0, self.pin, freq=PWM.FREQ_125KHZ, pulse_width=188, period=2500, mode=PWM.MODE_HIGH_LOW) + p.init() + time.sleep_ms(200) + p.deinit() + + def right(self): + p = PWM(0, self.pin, freq=PWM.FREQ_125KHZ, pulse_width=275, period=2500, mode=PWM.MODE_HIGH_LOW) + p.init() + time.sleep_ms(200) + p.deinit()