1# Author: Mihai Tudor Panu <mihai.tudor.panu@intel.com> 2# Copyright (c) 2015 Intel Corporation. 3# 4# Permission is hereby granted, free of charge, to any person obtaining 5# a copy of this software and associated documentation files (the 6# "Software"), to deal in the Software without restriction, including 7# without limitation the rights to use, copy, modify, merge, publish, 8# distribute, sublicense, and/or sell copies of the Software, and to 9# permit persons to whom the Software is furnished to do so, subject to 10# the following conditions: 11# 12# The above copyright notice and this permission notice shall be 13# included in all copies or substantial portions of the Software. 14# 15# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 16# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 17# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 18# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE 19# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 20# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 21# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 22 23from time import sleep 24import pyupm_hmc5883l as hmc5883l 25 26# Create an I2C compass object and set declination 27hmc = hmc5883l.Hmc5883l(0) 28hmc.set_declination(0.2749) 29 30# Loop indefinitely 31while True: 32 33 hmc.update() # Update the data 34 pos = hmc.coordinates() # Read raw coordinates 35 hdg = hmc.heading() # Read heading 36 dir = hmc.direction() # Read direction 37 38 # Print values 39 print "Coor: %5d %5d %5d" % (pos[0], pos[1], pos[2]) 40 print "Heading: %5.2f" % (hdg) 41 print "Direction: %3.2f\n" % (dir) 42 43 # Sleep for 1 s 44 sleep(1) 45