+from multiprocessing import Process, Queue
+from gi.repository import Gtk, GObject
+from sigrok.core import *
+
+def init_and_run(queue):
+ def datafeed_in(device, packet):
+ if packet.type is PacketType.ANALOG:
+ data = packet.payload.data
+ unit, unit_str = packet.payload.unit, ""
+ if unit is Unit.VOLT:
+ unit_str = " V"
+ elif unit is Unit.OHM:
+ unit_str = " Ohm"
+ elif unit is unit.AMPERE:
+ unit_str = " A"
+ mqflags, mqflags_str = packet.payload.mqflags, ""
+ if QuantityFlag.AC in mqflags:
+ mqflags_str = " AC"
+ elif QuantityFlag.DC in mqflags:
+ mqflags_str = " DC"
+ for i in range(packet.payload.num_samples):
+ dev = "%s" % device.vendor
+ val = "%f%s%s" % (data[i], unit_str, mqflags_str)
+ queue.put((dev, val))
+
+ # log = Log()
+ # log.level = LogLevel.SPEW
+ context = Context()
+ drivers_to_use = ['voltcraft-vc820', 'victor-dmm']
+ drivers = [context.drivers[d] for d in drivers_to_use]
+ devices = [d.scan()[0] for d in drivers]
+ for dev in devices:
+ dev.limit_samples = 1000
+ session = Session(context)
+ for dev in devices:
+ session.add_device(dev)
+ session.add_callback(datafeed_in)
+ session.start()
+ session.run()
+ session.stop()