#!/usr/bin/env python
-
##
## This file is part of the sigrok-meter project.
##
## Copyright (C) 2013 Uwe Hermann <uwe@hermann-uwe.de>
+## Copyright (C) 2014 Jens Steinhauser <jens.steinhauser@gmail.com>
##
## This program is free software; you can redistribute it and/or modify
## it under the terms of the GNU General Public License as published by
##
import argparse
-from multiprocessing import Process, Queue
-from gi.repository import Gtk, GObject
import sigrok.core as sr
import sys
+import textwrap
+import signal
-default_loglevel = sr.LogLevel.WARN
-
-def init_and_run(queue, loglevel):
- def datafeed_in(device, packet):
- if packet.type == sr.PacketType.ANALOG:
- data = packet.payload.data
- unit, unit_str = packet.payload.unit, ""
- if unit == sr.Unit.VOLT:
- unit_str = " V"
- elif unit == sr.Unit.OHM:
- unit_str = " Ohm"
- elif unit == sr.Unit.AMPERE:
- unit_str = " A"
- mqflags, mqflags_str = packet.payload.mq_flags, ""
- if sr.QuantityFlag.AC in mqflags:
- mqflags_str = " AC"
- elif sr.QuantityFlag.DC in mqflags:
- mqflags_str = " DC"
- for i in range(packet.payload.num_samples):
- dev = "%s %s" % (device.vendor, device.model)
- val = "%f%s%s" % (data[0][i], unit_str, mqflags_str)
- queue.put((dev, val))
-
- context = sr.Context_create()
- context.log_level = loglevel
- drivers_to_use = ['tecpel-dmm-8061-ser']
- drivers = [context.drivers[d] for d in drivers_to_use]
- devices = [d.scan(conn="/dev/ttyUSB0")[0] for d in drivers]
- # devices = [d.scan()[0] for d in drivers]
- # for dev in devices:
- # dev.limit_samples = 1000
- session = context.create_session()
- for dev in devices:
- session.add_device(dev)
- dev.open()
- session.add_datafeed_callback(datafeed_in)
- session.start()
- session.run()
- session.stop()
-
-class SigrokMeter:
- def __init__(self):
- self.builder = Gtk.Builder()
- self.builder.add_from_file("sigrok-meter.glade")
- self.builder.connect_signals(self)
- self.value_label = self.builder.get_object("value_label")
- self.value_label2 = self.builder.get_object("value_label2")
- self.win = self.builder.get_object("mainwindow")
- self.win.show_all()
- self.queue = Queue()
- GObject.timeout_add(100, self.update_label_if_needed)
-
- def update_label_if_needed(self):
- try:
- t = self.queue.get_nowait()
- l = self.value_label if t[0] != "Victor" else self.value_label2
- l.set_text("%s: %s" % (t[0], t[1]))
- except:
- pass
- GObject.timeout_add(100, self.update_label_if_needed)
-
- def on_quit(self, *args):
- Gtk.main_quit(*args)
-
- def on_about(self, action):
- about = self.builder.get_object("aboutdialog")
- context = sr.Context_create()
- sr_pkg = context.package_version
- sr_lib = context.lib_version
- s = "Using libsigrok %s (lib version %s)." % (sr_pkg, sr_lib)
- about.set_comments(s)
- about.run()
- about.hide()
+default_drivers = [('demo:analog_channels=4', 'samplerate=4')]
+default_loglevel = 2
-if __name__ == '__main__':
+def parse_cli():
parser = argparse.ArgumentParser(
- description='Simple sigrok GUI for multimeters and dataloggers.')
+ description='Simple sigrok GUI for multimeters and dataloggers.',
+ epilog=textwrap.dedent('''\
+ The DRIVER string is the same as for sigrok-cli(1). Multiple
+ DRIVER and CONFIG items can be supplied. The nth CONFIG is applied
+ to the nth DRIVER. If there are more drivers than configs, the
+ remaining drivers use the default configuration.
+
+ Examples:
+
+ %(prog)s --driver tecpel-dmm-8061-ser:conn=/dev/ttyUSB0
+
+ %(prog)s --driver uni-t-ut61e:conn=1a86.e008
+
+ %(prog)s --driver demo:analog_channels=1 \\
+ --config samplerate=10
+
+ %(prog)s --driver voltcraft-k204:conn=/dev/ttyUSB0 \\
+ --driver uni-t-ut61d:conn=1a86.e008 \\
+ --driver uni-t-ut61e-ser:conn=/dev/ttyUSB1
+ '''),
+ formatter_class=argparse.RawDescriptionHelpFormatter)
+
+ parser.add_argument('-d', '--driver',
+ action='append',
+ default=[],
+ help='The driver to use')
+ parser.add_argument('-c', '--config',
+ action='append',
+ default=[],
+ help='Specify device configuration options')
parser.add_argument('-l', '--loglevel',
type=int,
+ default=default_loglevel,
help='Set loglevel (5 is most verbose)')
+ parser.add_argument('--pyside',
+ action='store_true',
+ default=False,
+ help='Force use of PySide (default is to use PyQt4)')
args = parser.parse_args()
- loglevel = default_loglevel
- if args.loglevel != None:
- try:
- loglevel = sr.LogLevel.get(args.loglevel)
- except:
- sys.exit('error: invalid log level')
+ if len(args.config) > len(args.driver):
+ sys.exit('Error: More configurations than drivers given.')
+
+ # Merge drivers and configurations into a list of tuples.
+ setattr(args, 'drivers', [])
+ if not args.driver:
+ args.drivers = default_drivers
+ sys.stderr.write('No driver given, using demo driver.\n')
+ if args.driver:
+ args.config.extend([''] * (len(args.driver) - len(args.config)))
+ args.drivers = zip(args.driver, args.config)
+ del args.driver
+ del args.config
+
+ return args
+
+if __name__ == '__main__':
+ signal.signal(signal.SIGINT, signal.SIG_DFL)
+
+ args = parse_cli()
+
+ import qtcompat
+ qtcompat.load_modules(args.pyside)
+ QtCore = qtcompat.QtCore
+ QtGui = qtcompat.QtGui
+ import mainwindow
+
+ context = sr.Context_create()
+ try:
+ loglevel = sr.LogLevel.get(args.loglevel)
+ context.log_level = loglevel
+ except:
+ sys.exit('Error: invalid log level.')
- s = SigrokMeter()
- process = Process(target=init_and_run, args=(s.queue, loglevel))
- process.start()
- Gtk.main()
- process.terminate()
+ app = QtGui.QApplication([])
+ s = mainwindow.MainWindow(context, args.drivers)
+ s.show()
+ sys.exit(app.exec_())
projects / sigrok-meter.git / blobdiff