From e4ac7c4a137a4b9e4f0618b7fd55d8f5e7599bbd Mon Sep 17 00:00:00 2001 From: Zion Orent Date: Tue, 24 Mar 2015 10:22:19 -0400 Subject: [PATCH] otp538u: python example for otp538u Grove Infrared Temperature Sensor Signed-off-by: Zion Orent Signed-off-by: Mihai Tudor Panu --- examples/python/otp538u.py | 58 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 58 insertions(+) create mode 100644 examples/python/otp538u.py diff --git a/examples/python/otp538u.py b/examples/python/otp538u.py new file mode 100644 index 00000000..a7713b13 --- /dev/null +++ b/examples/python/otp538u.py @@ -0,0 +1,58 @@ +#!/usr/bin/python +# Author: Zion Orent +# 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_otp538u as upmOtp538u + +# analog voltage, usually 3.3 or 5.0 +OTP538U_AREF = 5.0 + +# Instantiate a OTP538U on analog pins A0 and A1 +# A0 is used for the Ambient Temperature and A1 is used for the +# Object temperature. +myTempIR = upmOtp538u.OTP538U(0, 1, OTP538U_AREF) + + +## Exit handlers ## +# This stops python from printing a stacktrace when you hit control-C +def SIGINTHandler(signum, frame): + raise SystemExit + +# This lets you run code on exit, including functions from myTempIR +def exitHandler(): + print "Exiting" + sys.exit(0) + +# Register exit handlers +atexit.register(exitHandler) +signal.signal(signal.SIGINT, SIGINTHandler) + + +while(1): + outputStr = ("Ambient temp: {0}" + " C, Object temp: {1}" + " C".format(myTempIR.ambientTemperature(), + myTempIR.objectTemperature())) + print outputStr + + time.sleep(1)