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1 #!/usr/bin/python |
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2 import sys |
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3 import os |
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4 import signal |
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5 import time |
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6 import optparse |
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7 |
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8 try: |
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9 from pygpibtoolkit.gpibcontroller import GPIBController, deviceRegister |
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10 except ImportError: |
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11 sys.path.append(os.path.join(os.path.dirname(os.path.abspath(__file__)), "..")) |
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12 from pygpibtoolkit.gpibcontroller import GPIBController, deviceRegister |
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13 |
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14 import pygpibtoolkit.HP3562A |
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15 import pygpibtoolkit.HP3456 |
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16 |
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17 from pygpibtoolkit.prologix import GPIB |
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18 |
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19 opt = optparse.OptionParser("A simple tool for detecting connected GPIB devices") |
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20 opt.add_option('-d', '--device', default="/dev/ttyUSB0", |
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21 dest="device", |
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22 help="Device of connected Prologix GPIB bundle [/dev/ttyUSB0]",) |
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23 options, argv = opt.parse_args(sys.argv) |
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24 |
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25 |
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26 cnx = GPIB(device=options.device) |
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27 c = GPIBController(cnx) |
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28 |
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29 m = c.register_device(24, "HP3456A") |
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30 |
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31 def cb(val): |
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32 print val |
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33 |
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34 m.register_data_cb(cb) |
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35 m.send_command('SM004') |
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36 m.send_command('T1SO1') |
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37 |
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38 try: |
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39 while True: |
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40 time.sleep(0.1) |
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41 except KeyboardInterrupt: |
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42 pass |
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43 |
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44 m.send_command('SO0') |
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45 c.stop() |