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annotate test.py @ 4:2fde8c382dae

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SiRF uses a 15 bit checksum, see section 1-2
author Daniel O'Connor <darius@dons.net.au>
date Wed, 20 Jun 2012 16:48:55 +0930
parents 387e6e928567
children f3547b32c7c5
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c623f8832fd7 Tidy up, take cmd line args.
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1 import serial, sirf, sys
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2
3
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3 # Copyright (c) 2009
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4 # Daniel O'Connor <darius@dons.net.au>. All rights reserved.
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5 #
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6 # Redistribution and use in source and binary forms, with or without
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7 # modification, are permitted provided that the following conditions
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8 # are met:
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9 # 1. Redistributions of source code must retain the above copyright
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10 # notice, this list of conditions and the following disclaimer.
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11 # 2. Redistributions in binary form must reproduce the above copyright
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12 # notice, this list of conditions and the following disclaimer in the
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13 # documentation and/or other materials provided with the distribution.
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14 #
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15 # THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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16 # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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17 # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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18 # ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
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19 # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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20 # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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21 # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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22 # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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23 # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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24 # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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25 # SUCH DAMAGE.
0
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26
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27 if __name__ == "__main__":
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28 if len(sys.argv) > 1:
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29 port = sys.argv[1]
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30 else:
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31 port = '/dev/rfcomm1'
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32
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33 s = serial.Serial(port = port, baudrate = 9600)
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34
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35 s.setBaudrate(4800)
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36 s.flush()
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37 # Switch to SiRF and 9600 baud
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38 s.write(sirf.nmea2sirf)
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39 s.flush()
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40 s.setBaudrate(9600)
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41 s.flush()
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42
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43 p = sirf.Parser()
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44
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45 sirf.disablemsgs(s)
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46 sirf.enablemsgs(s)
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47 p.dumpmsgs(s)