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Abstract button logic

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This commit is contained in:
Correl Roush 2023-03-14 22:59:05 -04:00
parent 22145c3497
commit 4f192914f5
1 changed files with 38 additions and 18 deletions
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56
sign.py
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@ -8,7 +8,6 @@ D3 = 0
D4 = 2 D4 = 2
D5 = 14 D5 = 14
D6 = 12 D6 = 12
DEBOUNCE_DELAY = 50
class Girl: class Girl:
@ -62,6 +61,39 @@ def repeat(value):
yield value yield value
class Button:
DEBOUNCE_DELAY = 50
def __init__(self, pin, inverted=True):
self.pin = pin
self.inverted = inverted
self._pressed = False
self._just_changed = False
self._last_checked = None
def update(self):
self._just_changed = False
now = time.ticks_ms()
value = bool(self.pin.value())
if self.inverted:
value = not value
if value != self._pressed:
if self._last_checked is None:
self._last_checked = time.ticks_ms()
elif time.ticks_diff(now, self._last_checked) > self.DEBOUNCE_DELAY:
self._pressed = not self._pressed
self._last_checked = None
self._just_changed = True
elif time.ticks_diff(now, self._last_checked) > self.DEBOUNCE_DELAY:
self.last_checked = None
def pressed(self):
return self._pressed and self._just_changed
def released(self):
return not self._pressed and self._just_changed
class App: class App:
MODE_STATIC = "static" MODE_STATIC = "static"
MODE_FLASH = "flash" MODE_FLASH = "flash"
@ -71,9 +103,7 @@ class App:
def __init__(self): def __init__(self):
self.sign = Girl(D1, D2, D3, D5) self.sign = Girl(D1, D2, D3, D5)
self.mode_switch_pressed = False self.mode_button = Button(Pin(D6, Pin.IN, Pin.PULL_UP), inverted=True)
self.mode_switch_last = None
self.mode_switch_pin = Pin(D6, Pin.IN, Pin.PULL_UP)
self.modes = cycle( self.modes = cycle(
[ [
self.MODE_STATIC, self.MODE_STATIC,
@ -140,20 +170,10 @@ class App:
self.last_update = time.ticks_ms() self.last_update = time.ticks_ms()
def tick(self): def tick(self):
if (not self.mode_switch_pin.value()) != self.mode_switch_pressed: self.mode_button.update()
if self.mode_switch_last is None: if self.mode_button.released():
self.mode_switch_last = time.ticks_ms() # Was just released
elif ( self.set_mode(next(self.modes))
time.ticks_diff(time.ticks_ms(), self.mode_switch_last) > DEBOUNCE_DELAY
):
self.mode_switch_pressed = not self.mode_switch_pressed
self.mode_switch_last = None
print("BUTTON CHANGE", self.mode_switch_pressed)
if not self.mode_switch_pressed:
# Was just released
self.set_mode(next(self.modes))
elif time.ticks_diff(time.ticks_ms(), self.mode_switch_last) > DEBOUNCE_DELAY:
self.mode_switch_last = None
if time.ticks_diff(time.ticks_ms(), self.last_update) > self.delay: if time.ticks_diff(time.ticks_ms(), self.last_update) > self.delay:
self.update() self.update()