70 lines
1.4 KiB
Python
70 lines
1.4 KiB
Python
import logging
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logging.basicConfig(
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format='%(asctime)s - %(name)s - %(levelname)s - %(message)s',
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level=logging.INFO)
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import os
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import json
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import sys
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#import RPi.GPIO as GPIO
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import serial
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import time
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RELAY_PIN = 17
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RFID_EN_PIN = 27
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CARDS_FILE = 'cardexport.json'
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ser = None
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recent = {}
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cards = {}
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def init():
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global ser
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#GPIO.setwarnings(False)
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#GPIO.setmode(GPIO.BCM)
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#GPIO.setup(RELAY_PIN, GPIO.OUT)
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#GPIO.output(RELAY_PIN, GPIO.LOW)
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#GPIO.setup(RFID_EN_PIN, GPIO.OUT)
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#GPIO.output(RFID_EN_PIN, GPIO.LOW)
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logging.info('GPIO initialized.')
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#ser = serial.Serial(port='/dev/ttyAMA0', baudrate=2400, timeout=0.1)
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logging.info('Serial initialized.')
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with open(CARDS_FILE, 'r') as f:
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cards = json.load(f)
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logging.info('Read in {} card numbers.'.format(str(len(cards))))
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def loop():
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card = ser.readline()
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if not card:
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return
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card = card.strip()
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if len(card) != 10:
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return
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now = time.time()
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if card in recent:
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if now - recent[card] < 5.0:
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recent[card] = now
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return
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recent[card] = now
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logging.info('Read card # ' + card)
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handle_card_read(card)
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if __name__ == '__main__':
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logging.info('Initializing...')
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init()
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logging.info('Running main loop...')
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try:
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while True:
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loop()
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except KeyboardInterrupt:
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logging.info('Exiting...')
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