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18b8ca2633
Added/updated the shebang line on all python examples with: Also chmod +x a few of the python examples. Signed-off-by: Noel Eck <noel.eck@intel.com>
90 lines
3.2 KiB
Python
Executable File
90 lines
3.2 KiB
Python
Executable File
#!/usr/bin/env python
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# Author: Jon Trulson <jtrulson@ics.com>
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# Copyright (c) 2015 Intel Corporation.
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#
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# Permission is hereby granted, free of charge, to any person obtaining
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# a copy of this software and associated documentation files (the
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# "Software"), to deal in the Software without restriction, including
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# without limitation the rights to use, copy, modify, merge, publish,
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# distribute, sublicense, and/or sell copies of the Software, and to
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# permit persons to whom the Software is furnished to do so, subject to
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# the following conditions:
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#
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# The above copyright notice and this permission notice shall be
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# included in all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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from __future__ import print_function
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import time, sys, signal, atexit
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from upm import pyupm_gprs as sensorObj
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def main():
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# Instantiate a GPRS Module on UART 0
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sensor = sensorObj.GPRS(0)
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## Exit handlers ##
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# This stops python from printing a stacktrace when you hit control-C
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def SIGINTHandler(signum, frame):
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raise SystemExit
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# This function lets you run code on exit
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def exitHandler():
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print("Exiting")
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sys.exit(0)
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# Register exit handlers
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atexit.register(exitHandler)
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signal.signal(signal.SIGINT, SIGINTHandler)
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# Set the baud rate, 19200 baud is the default.
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if (sensor.setBaudRate(19200)):
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print("Failed to set baud rate")
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sys.exit(0)
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usageStr = ("Usage:\n"
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"If an argument is supplied on the command line, that argument is\n"
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"sent to the module and the response is printed out.\n\n"
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"If no argument is used, then the manufacturer and the current\n"
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"saved profiles are queried and the results printed out.\n\n")
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print(usageStr)
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# simple helper function to send a command and wait for a response
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def sendCommand(sensor, cmd):
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# commands need to be terminated with a carriage return
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cmd += "\r";
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sensor.writeDataStr(cmd)
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# wait up to 1 second
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if (sensor.dataAvailable(1000)):
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print("Returned: ", end=' ')
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print(sensor.readDataStr(1024))
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else:
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print("Timed out waiting for response")
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if (len(sys.argv) > 1):
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print("Sending command line argument (" + sys.argv[1] + ")...")
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sendCommand(sensor, sys.argv[1])
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else:
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# query the module manufacturer
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print("Querying module manufacturer (AT+CGMI)...")
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sendCommand(sensor, "AT+CGMI");
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time.sleep(1);
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# query the saved profiles
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print("Querying the saved profiles (AT&V)...")
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sendCommand(sensor, "AT&V");
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# A comprehensive list is available from the datasheet at:
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# http://www.seeedstudio.com/wiki/images/7/72/AT_Commands_v1.11.pdf
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if __name__ == '__main__':
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main()
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