Beiträge von brunh

#!/usr/bin/env python
# -*- coding: utf-8 -*-
import time
import MFRC522
import signal


from pyA20.gpio import gpio
from pyA20.gpio import port
from pyA20.gpio import connector


gpio.init() 			    #Initialize module. Always called first
#gpio.setcfg(port.PA13, gpio.OUTPUT)  #lock output
#gpio.output(port.PA13, 0)


gpio.setcfg(port.PC4, gpio.INPUT)   # open input
gpio.pullup(port.PC4, gpio.PULLUP)


gpio.setcfg(port.PC7, gpio.INPUT)   # bell input 
gpio.pullup(port.PC7, gpio.PULLUP)


continue_reading = True
MIFAREReader = MFRC522.MFRC522()
path="/usr/local/etc/DoorPi/virtual/inputs"
def end_read(signal, frame):
  global continue_reading
  continue_reading = False
  print "Ctrl+C captured, ending read."
  MIFAREReader.GPIO_CLEEN()


signal.signal(signal.SIGINT, end_read)


while continue_reading:
  (status,TagType) = MIFAREReader.MFRC522_Request(MIFAREReader.PICC_REQIDL)
  if status == MIFAREReader.MI_OK:
    print "Card detected"
  (status,backData) = MIFAREReader.MFRC522_Anticoll()
  if status == MIFAREReader.MI_OK:
    numer = str(backData[0])+str(backData[1])+str(backData[2])+str(backData[3])+str(backData[4])
    file=open(path+'/'+numer,'w')
    file.write("false")
    file.close()
    time.sleep(0.2)
    file=open(path+'/'+numer,'w')
    file.write("true")
    file.close()
  time.sleep(0.2)



  if gpio.input(port.PC7) == 0: #input button
	filename = '/usr/local/etc/DoorPi/virtual/inputs/599' # bell
	f = open (filename, 'w')
        f.write('false')
        f.close()
        time.sleep (0.2)
        f = open (filename, 'w')
	f.write('true')
	f.close()
	time.sleep(1)
  if gpio.input(port.PC4) == 0: # exit button
	filename = '/usr/local/etc/DoorPi/virtual/inputs/5888'# open door
	f = open (filename, 'w')
        f.write('false')
        f.close()       
        time.sleep(0.2)	
        f = open (filename, 'w')
        f.write('true')
	f.close()
	time.sleep(1)
  else:
	time.sleep(0.2)

#!/usr/bin/env python
# -*- coding: utf-8 -*-


import logging
logger = logging.getLogger(__name__)
logger.debug("%s loaded", __name__)


#import RPi.GPIO as RPiGPI0 # basic for GPIO control
from pyA20.gpio import gpio
from pyA20.gpio import port
from pyA20.gpio import connector
import thread
import time
from doorpi.keyboard.AbstractBaseClass import KeyboardAbstractBaseClass, HIGH_LEVEL, LOW_LEVEL
import doorpi




def get(**kwargs):
    return GPIO(**kwargs)




class GPIO(KeyboardAbstractBaseClass):
    name = 'GPIO Keyboard'


    def __init__(self, input_pins, output_pins, conf_pre, conf_post, keyboard_name,
                 bouncetime=200, polarity=0, pressed_on_key_down=True, *args, **kwargs):
        logger.debug("__init__(input_pins = %s, output_pins = %s, bouncetime = %s, polarity = %s)",
                     input_pins, output_pins, bouncetime, polarity)
        self.keyboard_name = keyboard_name
        self._polarity = polarity
        self._InputPins = map(int, input_pins)
        self._OutputPins = map(int, output_pins)
        self._pressed_on_key_down = pressed_on_key_down


        #RPiGPI0.setwarnings(False)
        gpio.init()


        section_name = conf_pre+'keyboard'+conf_post


        '''
        # pyA20 doesn't support any modes
        if doorpi.DoorPi().config.get(section_name, 'mode', "BOARD").upper() == "BOARD":
            RPiGPI0.setmode(RPiGPI0.BOARD)
        else:
            RPiGPI0.setmode(RPiGPI0.BCM)
        '''


        # issue 134
        pull_up_down = doorpi.DoorPi().config.get(section_name, 'pull_up_down', "PUD_OFF").upper()
        if pull_up_down == "PUD_DOWN":
            pull_up_down = gpio.PULLDOWN
        elif pull_up_down == "PUD_UP":
            pull_up_down = gpio.PULLUP
        else:
            pull_up_down = 0


        # issue #133
        '''
        try:
            # RPiGPI0.setup(self._InputPins, RPiGPI0.IN, pull_up_down=pull_up_down)
            # todo : investigate input pins and add pull_up_down support to them
            gpio.setcfg(self._InputPins, gpio.INPUT)
        except TypeError:
            logger.warning('todo : setup pins by reference ...')
        '''


        def add_event_detect(self, input_pin, bouncetime):
            # start multiple threads here with event_detect as callback
            logging.info('started event for pin ' + str(input_pin))


            while True:
                init_state = gpio.input(input_pin)


                while init_state == gpio.input(input_pin):
                    time.sleep(0.2)


                self.event_detect(input_pin)


        for input_pin in self._InputPins:
            # RPiGPI0.setup(input_pin, RPiGPI0.IN, pull_up_down=pull_up_down)
            gpio.setcfg(input_pin, gpio.INPUT)
            gpio.pullup(input_pin, pull_up_down)


            thread.start_new_thread(add_event_detect, (input_pin, int(bouncetime),))
            self._register_EVENTS_for_pin(input_pin, __name__)


        # issue #133
        '''
        try:
            # RPiGPI0.setup(self._OutputPins, RPiGPI0.OUT)
            gpio.setcfg(self._OutputPins, gpio.OUTPUT)
        except TypeError:
            logger.warning('todo : setup pins by reference ...')
        '''


        for output_pin in self._OutputPins:
            print 'output pin ', output_pin, type(output_pin)
            # RPiGPI0.setup(output_pin, RPiGPI0.OUT)
            gpio.setcfg(output_pin, gpio.OUTPUT)


            # use set_output to register status @ dict self._OutputStatus
            self.set_output(output_pin, 0, False)


        self.register_destroy_action()


    def destroy(self):
        if self.is_destroyed:
            return


        logger.debug("destroy")
        # shutdown all output-pins
        for output_pin in self._OutputPins:
            self.set_output(output_pin, 0, False)
        # RPiGPI0.cleanup()
        # A20 does not support cleanup


        doorpi.DoorPi().event_handler.unregister_source(__name__, True)
        self.__destroyed = True


    def event_detect(self, pin):
        if self.status_input(pin):
            self._fire_OnKeyDown(pin, __name__)
            if self._pressed_on_key_down:  # issue 134
                self._fire_OnKeyPressed(pin, __name__)
        else:
            self._fire_OnKeyUp(pin, __name__)
            if not self._pressed_on_key_down:  # issue 134
                self._fire_OnKeyPressed(pin, __name__)


    def status_input(self, pin):
        if self._polarity is 0:
            return str(gpio.input(int(pin))).lower() in HIGH_LEVEL
        else:
            return str(gpio.input(int(pin))).lower() in LOW_LEVEL


    def set_output(self, pin, value, log_output=True):
        parsed_pin = doorpi.DoorPi().parse_string("!"+str(pin)+"!")
        if parsed_pin != "!"+str(pin)+"!":
            pin = parsed_pin


        pin = int(pin)
        value = str(value).lower() in HIGH_LEVEL
        if self._polarity is 1:
            value = not value
        log_output = str(log_output).lower() in HIGH_LEVEL


        if pin not in self._OutputPins:
            return False
        if log_output:
            logger.debug("out(pin = %s, value = %s, log_output = %s)", pin, value, log_output)


        gpio.output(pin, value)
        self._OutputStatus[pin] = value
        return True