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feat: Long press VOL_DOWN button to shutdown/reset device

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Signed-off-by: Matthias Blankertz <matthias@blankertz.org>
This commit is contained in:
Matthias Blankertz
2025-12-21 17:31:03 +01:00
parent cac61f924f
commit 704951074b
2 changed files with 14 additions and 2 deletions
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2
software/src/utils/__init__.py
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@@ -2,6 +2,7 @@
# Copyright (c) 2025 Matthias Blankertz <matthias@blankertz.org> # Copyright (c) 2025 Matthias Blankertz <matthias@blankertz.org>
from utils.helpers import safe_callback from utils.helpers import safe_callback
from utils.timer import TimerManager
from utils.buttons import Buttons from utils.buttons import Buttons
from utils.config import Configuration from utils.config import Configuration
from utils.leds import LedManager from utils.leds import LedManager
@@ -9,7 +10,6 @@ from utils.mbrpartition import MBRPartition
from utils.pinindex import get_pin_index from utils.pinindex import get_pin_index
from utils.playlistdb import BTreeDB, BTreeFileManager from utils.playlistdb import BTreeDB, BTreeFileManager
from utils.sdcontext import SDContext from utils.sdcontext import SDContext
from utils.timer import TimerManager
__all__ = ["BTreeDB", "BTreeFileManager", "Buttons", "Configuration", "get_pin_index", "LedManager", "MBRPartition", __all__ = ["BTreeDB", "BTreeFileManager", "Buttons", "Configuration", "get_pin_index", "LedManager", "MBRPartition",
"safe_callback", "SDContext", "TimerManager"] "safe_callback", "SDContext", "TimerManager"]

14
software/src/utils/buttons.py
View File

@@ -5,7 +5,7 @@ import asyncio
import machine import machine
import micropython import micropython
import time import time
from utils import safe_callback from utils import safe_callback, TimerManager
try: try:
from typing import TYPE_CHECKING # type: ignore from typing import TYPE_CHECKING # type: ignore
except ImportError: except ImportError:
@@ -32,6 +32,7 @@ class Buttons:
def __init__(self, cb: "ButtonCallback", config, hwconfig): def __init__(self, cb: "ButtonCallback", config, hwconfig):
self.button_map = config.get_button_map() self.button_map = config.get_button_map()
self.hw_buttons = hwconfig.BUTTONS self.hw_buttons = hwconfig.BUTTONS
self.hwconfig = hwconfig
self.cb = cb self.cb = cb
self.buttons = dict() self.buttons = dict()
for key_id, key_name in self.KEYMAP.items(): for key_id, key_name in self.KEYMAP.items():
@@ -42,6 +43,7 @@ class Buttons:
self.int_flag = asyncio.ThreadSafeFlag() self.int_flag = asyncio.ThreadSafeFlag()
self.pressed: list[int] = [] self.pressed: list[int] = []
self.last: dict[int, int] = {} self.last: dict[int, int] = {}
self.timer_manager = TimerManager()
for button in self.buttons.keys(): for button in self.buttons.keys():
button.irq(handler=self._interrupt, trigger=machine.Pin.IRQ_FALLING | machine.Pin.IRQ_RISING) button.irq(handler=self._interrupt, trigger=machine.Pin.IRQ_FALLING | machine.Pin.IRQ_RISING)
asyncio.create_task(self.task()) asyncio.create_task(self.task())
@@ -69,6 +71,10 @@ class Buttons:
# print(f'B{keycode} {now}') # print(f'B{keycode} {now}')
self.pressed.append(keycode) self.pressed.append(keycode)
self.int_flag.set() self.int_flag.set()
if keycode == self.VOLDOWN:
self.timer_manager.schedule(time.ticks_ms() + 5000, self.long_press_shutdown)
if button.value() == 1 and keycode == self.VOLDOWN:
self.timer_manager.cancel(self.long_press_shutdown)
async def task(self): async def task(self):
while True: while True:
@@ -76,3 +82,9 @@ class Buttons:
while len(self.pressed) > 0: while len(self.pressed) > 0:
what = self.pressed.pop() what = self.pressed.pop()
safe_callback(lambda: self.cb.onButtonPressed(what), "button callback") safe_callback(lambda: self.cb.onButtonPressed(what), "button callback")
def long_press_shutdown(self):
if self.hwconfig.get_on_battery():
self.hwconfig.power_off()
else:
machine.reset()