upm/examples/python/hmc5883l.py

# Author: Mihai Tudor Panu <mihai.tudor.panu@intel.com>
# Copyright (c) 2015 Intel Corporation.
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# permit persons to whom the Software is furnished to do so, subject to
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# The above copyright notice and this permission notice shall be
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from time import sleep
import pyupm_hmc5883l as hmc5883l

# Create an I2C compass object and set declination
hmc = hmc5883l.Hmc5883l(0)
hmc.set_declination(0.2749)

# Loop indefinitely
while True:

    hmc.update() # Update the data
    pos = hmc.coordinates() # Read raw coordinates
    hdg = hmc.heading() # Read heading
    dir = hmc.direction() # Read direction

    # Print values
    print "Coor: %5d %5d %5d" % (pos[0], pos[1], pos[2])
    print "Heading: %5.2f" % (hdg)
    print "Direction: %3.2f\n" % (dir)

    # Sleep for 1 s
    sleep(1)