Shantur Rathore c644a9f6e1
Implement servo angles (#58)
/etc/kvmd/override.yaml
```
kvmd:
    gpio:
        drivers:
            servo1:
                type: servo
                chip: 0                  # PWM Chip Number
                period: 20000000         # Servo Motor SG90 Period in nano-seconds
                duty_cycle_min: 350000   # Servo Motor SG90 duty_cycle for -90 degrees
                duty_cycle_max: 2350000  # Servo Motor SG90 duty_cycle for +90 degrees
                angle_max: 90            # Servo Motor SG90 angle at duty_cycle_max
                angle_min: -90           # Servo Motor SG90 angle at duty_cycle_min
                angle_push: 45           # Servo Motor SG90 angle to push button
                angle_release: 20        # Servo Motor SG90 angle to release button
        scheme:
            short_press:
                driver: servo1
                pin: 0                       # Pin number is the PWM channel number on the PWM Chip
                mode: output
                switch: false
                pulse:
                    delay: 0.5
                    max_delay: 2
            long_press:
                driver: servo1
                pin: 0                       # Pin number is the PWM channel number on the PWM Chip
                mode: output
                switch: false
                pulse:
                    delay: 2
                    max_delay: 2
            extra_long_press:
                driver: servo1
                pin: 0                       # Pin number is the PWM channel number on the PWM Chip
                mode: output
                switch: false
                pulse:
                    delay: 10
                    max_delay: 20
        view:
            header:
                title: Controls
            table:
                - ["#Servo - Short Press", "short_press|Press"]
                - ["#Servo - Long Press", "long_press|Press"]
                - ["#Servo - Extra Long Press", "extra_long_press|Press"]
```
2021-08-15 10:15:53 +03:00

89 lines
3.7 KiB
Python

# ========================================================================== #
# #
# KVMD - The main Pi-KVM daemon. #
# #
# Copyright (C) 2018-2021 Maxim Devaev <mdevaev@gmail.com> #
# Shantur Rathore <i@shantur.com> #
# #
# This program is free software: you can redistribute it and/or modify #
# it under the terms of the GNU General Public License as published by #
# the Free Software Foundation, either version 3 of the License, or #
# (at your option) any later version. #
# #
# This program is distributed in the hope that it will be useful, #
# but WITHOUT ANY WARRANTY; without even the implied warranty of #
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
# GNU General Public License for more details. #
# #
# You should have received a copy of the GNU General Public License #
# along with this program. If not, see <https://www.gnu.org/licenses/>. #
# #
# ========================================================================== #
from typing import Dict
from ... import aiotools
from ...yamlconf import Option
from ...validators.basic import valid_number
from ...validators.basic import valid_int_f0
from .pwm import Plugin as PwmPlugin
# =====
class Plugin(PwmPlugin):
def __init__( # pylint: disable=super-init-not-called,too-many-arguments
self,
instance_name: str,
notifier: aiotools.AioNotifier,
chip: int,
period: int,
duty_cycle_min: int,
duty_cycle_max: int,
angle_min: int,
angle_max: int,
angle_push: int,
angle_release: int,
) -> None:
#FIXME - Should we implement check for angles to be between the rangle ranges
#FIXME - Same for duty_cycle_push and release to be in ranges (maybe in pwm.py)
duty_cycle_per_degree = (duty_cycle_max - duty_cycle_min) / (angle_max - angle_min)
duty_cycle_push = int(duty_cycle_per_degree * (angle_push - angle_min) + duty_cycle_min)
duty_cycle_release = int(duty_cycle_per_degree * (angle_release - angle_min) + duty_cycle_min)
super().__init__(
instance_name=instance_name,
notifier=notifier,
chip=chip,
period=period,
duty_cycle_push=duty_cycle_push,
duty_cycle_release=duty_cycle_release,
)
@classmethod
def get_plugin_options(cls) -> Dict:
valid_angle = (lambda arg: valid_number(arg, min=-360, max=360, type=float))
return {
"chip": Option(0, type=valid_int_f0),
"period": Option(20000000, type=valid_int_f0),
"duty_cycle_min": Option(1000000, type=valid_int_f0),
"duty_cycle_max": Option(2000000, type=valid_int_f0),
"angle_min": Option(0, type=valid_angle),
"angle_max": Option(180, type=valid_angle),
"angle_push": Option(100, type=valid_angle),
"angle_release": Option(120, type=valid_angle),
}
def __str__(self) -> str:
return f"Servo({self._instance_name})"
__repr__ = __str__