1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
|
# This file is part of the MicroPython 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("P22", 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()
|
