def _handler(self):
self.beeptime -= 1
if self.beeptime % 2 == 0:
self.buzzer.value(0)
else:
self.buzzer.value(1)
if self.beeptime == 0:
return
AddTask(mode='once', function=self._handler, time=self.speed)
def push_handler(self):
if self.button.value() == 0:
pushed = len(ButtonHistory) // 2
for i in range(len(ButtonTaskList[2])):
if ButtonTaskList[2][i][0] == pushed:
try:
ButtonTaskList[2][i][1]()
except:
pass
ButtonHistory.clear()
else:
AddTask(name='button' + str(self.p), period=500)
def event(type, time, function):
if type == 'press':
self.ButtonTaskList[0] = (time, function)
elif type == 'release':
self.ButtonTaskList[1] = (time, function)
elif type == 'push':
self.ButtonTaskList[2].append((time, function))
self.ButtonTaskList[2].sort()
AddTask(name='Button',
function=self.push_handler,
mode='once',
period=999999999)
elif type == 'hold':
self.ButtonTaskList[3].append((time * 1000, function))
self.ButtonTaskList[3].sort()
def _handler(self, source):
state = self.button.value()
now = time()
if state != self.last_state:
self.last_state = state
self.ButtonHistory.append((time(), state))
if self.ButtonTaskList[0]:
if state == 1:
try:
self.ButtonTaskList[0][1]()
except:
pass
if self.ButtonTaskList[1]:
if state == 0:
try:
self.ButtonTaskList[1][1]()
except:
pass
if len(self.ButtonTaskList[3]):
if len(self.ButtonHistory
) > 1 and self.ButtonHistory[-2][1] == 1:
timegap = now - self.ButtonHistory[-2][0]
if timegap > 1000:
min = 9999999
target = 0
for i in range(len(self.ButtonTaskList[3])):
if abs(timegap -
self.ButtonTaskList[3][i][0]) < min:
target = i
min = abs(timegap -
self.ButtonTaskList[3][i][0])
if min < 3000: # min is tolerance
try:
self.ButtonTaskList[3][target][1]()
self.ButtonHistory.clear()
except:
pass
DeleteTask('button' + str(self.p))
AddTask(name='button' + str(self.p),
period=1000,
mode='once',
function=self.push_handler)
def __init__(self, port, uart_baudrate=115200):
self.last = None
self.status = False
self.message = ""
pin = getPin(port)
self.pin = pin[0]
self.cb = None
try:
from machine import UART
self.ser = UART(1, tx=pin[0], rx=pin[1], baudrate=115200)
self.status = True
self.begin()
self.SAM_configuration()
AddTask(name='rfid' + str(self.pin),
mode='repeat',
period=500,
function=self._handler)
except Exception:
self.status = False