#!/usr/bin/python # Author: Jon Trulson # Copyright (c) 2016 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. from __future__ import print_function import time, sys, signal, atexit from upm import pyupm_e50hx as sensorObj def main(): ## Exit handlers ## # This function 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) # You will need to edit this example to conform to your site and your # devices, specifically the Device Object Instance ID passed to the # constructor, and the arguments to initMaster() that are # appropriate for your BACnet network. defaultDev = "/dev/ttyUSB0" # if an argument was specified, use it as the device instead if (len(sys.argv) > 1): defaultDev = sys.argv[1] print("Using device", defaultDev) print("Initializing...") # Instantiate an E50HX object for an E50HX device that has 1075425 # as it's unique Device Object Instance ID. NOTE: You will # certainly want to change this to the correct value for your # device(s). sensor = sensorObj.E50HX(1075425) # Initialize our BACnet master, if it has not already been # initialized, with the device and baudrate, choosing 1000001 as # our unique Device Object Instance ID, 2 as our MAC address and # using default values for maxMaster and maxInfoFrames sensor.initMaster(defaultDev, 38400, 1000001, 2) # Uncomment to enable debugging output # sensor.setDebug(True); # output the serial number and firmware revision print() print("Device Description:", sensor.getDeviceDescription()) print("Device Location:", sensor.getDeviceLocation()) print() # update and print available values every second while (1): print("System Voltage:", end=' ') print(sensor.getAnalogValue(sensorObj.E50HX.AV_System_Voltage), end=' ') print(" ", end=' ') print(sensor.getAnalogValueUnits(sensorObj.E50HX.AV_System_Voltage)) print("System Type:", end=' ') print(sensor.getAnalogValue(sensorObj.E50HX.AV_System_Type)) print("Energy Consumption:", end=' ') print(sensor.getAnalogInput(sensorObj.E50HX.AI_Energy), end=' ') print(" ", end=' ') print(sensor.getAnalogInputUnits(sensorObj.E50HX.AI_Energy)) print("Power Up Counter:", end=' ') print(sensor.getAnalogInput(sensorObj.E50HX.AI_Power_Up_Count)) print() time.sleep(5) if __name__ == '__main__': main()