def killer(self):
to = Timeout(1) # Initial value is arbitrary
while not after(self.tstop): # Might have been retriggered
yield to._ussetdelay(microsUntil(self.tstop))
if self._running and self.callback is not None:
self.callback(*self.callback_args)
self._running = False
def killer(self):
to = Timeout(1) # Initial value is arbitrary
while not after(self.tstop): # Might have been retriggered
yield to._ussetdelay(microsUntil(self.tstop))
if self._running and self.callback:
self.callback(*self.callback_args)
self._running = False
def buttoncheck(
self): # Generator object: thread which tests and debounces
wf = Timeout(self.desc['debounce'])
state_id = 0
if self.long_func:
longdelay = Delay(self.objSched, self.long_func,
self.long_func_args)
if self.double_func:
doubledelay = Delay(self.objSched)
while True:
state = self.rawstate()
if state != self.buttonstate: # State has changed: act on it now.
self.buttonstate = state
if state: # Button has been pressed
if self.long_func and not longdelay.running():
longdelay.trigger(self.desc['long_press_time']
) # Start long press delay
if self.double_func:
if doubledelay.running():
self.double_func(*self.double_func_args)
else: # First click: start doubleclick timer
doubledelay.trigger(self.desc['double_click_time'])
if self.true_func:
self.true_func(*self.true_func_args)
else: # Button release
if self.long_func and longdelay.running():
longdelay.stop(
) # Avoid interpreting a second click as a long push
if self.false_func:
self.false_func(*self.false_func_args)
yield wf() # Ignore further state changes until switch has settled
def barometerthread(out_buf):
barometer = Barometer(side_str='X')
wf = Timeout(6) # Instantiate a Poller with 60 second timeout.
while True:
barometer.update()
out_buf.write(barometer.output)
yield wf()
def oscillator(freq_hz=1): # Toggles X7 forever.
outpin = pyb.Pin(pyb.Pin.board.X7,
pyb.Pin.OUT_PP) # Push pull output pin on X7
wf = Timeout(1 / (2 * freq_hz))
while True:
outpin.low()
yield wf() # Duration will be imprecise owing to contention
outpin.high()
yield wf()
def switchcheck(self):
wf = Timeout(Button.DEBOUNCETIME)
while True:
state = self.pin.value()
if state != self.switchstate:
self.switchstate = state
if state == 0 and self.released_func:
self.released_func(*self.released_func_args)
elif state == 1 and self.pressed_func:
self.pressed_func(*self.pressed_func_args)
yield wf()
def switchcheck(self):
wf = Timeout(Switch.DEBOUNCETIME)
while True:
state = self.pin.value()
if state != self.switchstate:
self.switchstate = state
if state == 0 and self.close_func:
self.close_func(*self.close_func_args)
elif state == 1 and self.open_func:
self.open_func(*self.open_func_args)
yield wf()
def switchcheck(
self): # Generator object: thread which tests and debounces
wf = Timeout(Switch.DEBOUNCETIME)
while True:
state = self.pin.value()
if state != self.switchstate: # State has changed: act on it now.
self.switchstate = state
if state == 0 and self.close_func:
self.close_func(*self.close_func_args)
elif state == 1 and self.open_func:
self.open_func(*self.open_func_args)
yield wf() # Ignore further state changes until switch has settled
def runlcd(
thislcd): # Periodically check for changed text and update LCD if so
wf = Timeout(0.02)
rr = Roundrobin()
while (True):
for row in range(thislcd.rows):
if thislcd.dirty[row]:
msg = thislcd[row]
thislcd.lcd_byte(LCD.LCD_LINES[row], LCD.CMD)
for thisbyte in msg:
thislcd.lcd_byte(ord(thisbyte), LCD.CHR)
yield rr # Reshedule ASAP
thislcd.dirty[row] = False
yield wf() # Give other threads a look-in