1765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang#!/usr/bin/python 2765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang# Author: Jon Trulson <jtrulson@ics.com> 3765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang# Copyright (c) 2015 Intel Corporation. 4765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang# 5765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang# Permission is hereby granted, free of charge, to any person obtaining 6765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang# a copy of this software and associated documentation files (the 7765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang# "Software"), to deal in the Software without restriction, including 8765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang# without limitation the rights to use, copy, modify, merge, publish, 9765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang# distribute, sublicense, and/or sell copies of the Software, and to 10765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang# permit persons to whom the Software is furnished to do so, subject to 11765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang# the following conditions: 12765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang# 13765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang# The above copyright notice and this permission notice shall be 14765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang# included in all copies or substantial portions of the Software. 15765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang# 16765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 17765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 18765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 19765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE 20765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 21765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 22765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 23765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang 24765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhangimport time, sys, signal, atexit 25765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhangimport pyupm_sm130 as sensorObj 26765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang 27765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang# Instantiate a UART based SM130 RFID Module using defaults 28765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhangsensor = sensorObj.SM130() 29765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang 30765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang## Exit handlers ## 31765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang# This stops python from printing a stacktrace when you hit control-C 32765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhangdef SIGINTHandler(signum, frame): 33765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang raise SystemExit 34765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang 35765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang# This function lets you run code on exit 36765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhangdef exitHandler(): 37765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang print "Exiting" 38765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang sys.exit(0) 39765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang 40765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang# Register exit handlers 41765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhangatexit.register(exitHandler) 42765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhangsignal.signal(signal.SIGINT, SIGINTHandler) 43765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang 44765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang# Set the baud rate, 19200 baud is the default. 45765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhangif (sensor.setBaudRate(19200)): 46765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang print "Failed to set baud rate" 47765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang sys.exit(0) 48765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang 49765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhangprint "Resetting..." 50765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhangsensor.reset() 51765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang 52765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhangprint "Firmware revision: " + sensor.getFirmwareVersion() 53765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang 54765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhangprint "Waiting up to 5 seconds for a tag..." 55765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang 56765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhangif (sensor.waitForTag(5000)): 57765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang print "Found tag, UID:", 58765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang print sensor.string2HexString(sensor.getUID()) 59765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang print "Tag Type:", 60765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang print sensor.tag2String(sensor.getTagType()) 61765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhangelse: 62765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang # error 63765adb95dc941c32690d6c43bc08b9d07d197fcbJianxun Zhang print "waitForTag failed: " + sensor.getLastErrorString() 64