#!/usr/bin/python # Author: Jon Trulson <jtrulson@ics.com> # Copyright (c) 2015 Intel Corporation. # # Permission is hereby granted, free of charge, to any person obtaining # a copy of this software and associated documentation files (the # "Software"), to deal in the Software without restriction, including # without limitation the rights to use, copy, modify, merge, publish, # distribute, sublicense, and/or sell copies of the Software, and to # permit persons to whom the Software is furnished to do so, subject to # the following conditions: # # The above copyright notice and this permission notice shall be # included in all copies or substantial portions of the Software. # # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, # EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF # MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND # NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE # LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION # OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION # WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. import time, sys, signal, atexit import pyupm_sm130 as sensorObj # Instantiate a UART based SM130 RFID Module using defaults sensor = sensorObj.SM130() ## Exit handlers ## # This stops python from printing a stacktrace when you hit control-C def SIGINTHandler(signum, frame): raise SystemExit # This function lets you run code on exit def exitHandler(): print "Exiting" sys.exit(0) # Register exit handlers atexit.register(exitHandler) signal.signal(signal.SIGINT, SIGINTHandler) # Set the baud rate, 19200 baud is the default. if (sensor.setBaudRate(19200)): print "Failed to set baud rate" sys.exit(0) print "Resetting..." sensor.reset() print "Firmware revision: " + sensor.getFirmwareVersion() print "Waiting up to 5 seconds for a tag..." if (sensor.waitForTag(5000)): print "Found tag, UID:", print sensor.string2HexString(sensor.getUID()) print "Tag Type:", print sensor.tag2String(sensor.getTagType()) else: # error print "waitForTag failed: " + sensor.getLastErrorString()