import asyncio
import logging
import socket
import struct
from operator import itemgetter
from quamash import QtGui, QtCore, QtWidgets
from artiq.tools import TaskObject
from artiq.protocols.sync_struct import Subscriber
logger = logging.getLogger(__name__)
_mode_enc = {
"exp": 0,
"1": 1,
"0": 2,
"in": 3
}
class _TTLWidget(QtGui.QFrame):
def __init__(self, channel, send_to_device, force_out, title):
self.channel = channel
self.send_to_device = send_to_device
self.force_out = force_out
QtGui.QFrame.__init__(self)
self.setFrameShape(QtGui.QFrame.Panel)
self.setFrameShadow(QtGui.QFrame.Raised)
grid = QtGui.QGridLayout()
self.setLayout(grid)
label = QtGui.QLabel(title)
label.setAlignment(QtCore.Qt.AlignCenter)
label.setWordWrap(True)
grid.addWidget(label, 1, 1)
self._direction = QtGui.QLabel()
self._direction.setAlignment(QtCore.Qt.AlignCenter)
grid.addWidget(self._direction, 2, 1)
self._override = QtGui.QLabel()
self._override.setAlignment(QtCore.Qt.AlignCenter)
grid.addWidget(self._override, 3, 1)
self._value = QtGui.QLabel()
self._value.setAlignment(QtCore.Qt.AlignCenter)
grid.addWidget(self._value, 4, 1, 6, 1)
self._value.setContextMenuPolicy(QtCore.Qt.ActionsContextMenu)
menu = QtGui.QActionGroup(self._value)
menu.setExclusive(True)
self._expctl_action = QtGui.QAction("Experiment controlled", self._value)
self._expctl_action.setCheckable(True)
menu.addAction(self._expctl_action)
self._value.addAction(self._expctl_action)
self._expctl_action.triggered.connect(lambda: self.set_mode("exp"))
separator = QtGui.QAction(self._value)
separator.setSeparator(True)
self._value.addAction(separator)
self._force1_action = QtGui.QAction("Force 1", self._value)
self._force1_action.setCheckable(True)
menu.addAction(self._force1_action)
self._value.addAction(self._force1_action)
self._force1_action.triggered.connect(lambda: self.set_mode("1"))
self._force0_action = QtGui.QAction("Force 0", self._value)
self._force0_action.setCheckable(True)
menu.addAction(self._force0_action)
self._value.addAction(self._force0_action)
self._force0_action.triggered.connect(lambda: self.set_mode("0"))
self._forcein_action = QtGui.QAction("Force input", self._value)
self._forcein_action.setCheckable(True)
self._forcein_action.setEnabled(not force_out)
menu.addAction(self._forcein_action)
self._value.addAction(self._forcein_action)
self._forcein_action.triggered.connect(lambda: self.set_mode("in"))
grid.setRowStretch(1, 1)
grid.setRowStretch(2, 0)
grid.setRowStretch(3, 0)
grid.setRowStretch(4, 0)
grid.setRowStretch(5, 1)
self.set_value(0, False, False)
def set_mode(self, mode):
data = struct.pack("bbb",
2, # MONINJ_REQ_TTLSET
self.channel, _mode_enc[mode])
self.send_to_device(data)
def set_value(self, value, oe, override):
value_s = "1" if value else "0"
if override:
value_s = "" + value_s + ""
color = " color=\"red\""
self._override.setText("OVERRIDE")
else:
color = ""
self._override.setText("")
self._value.setText("{}".format(
color, value_s))
oe = oe or self.force_out
direction = "OUT" if oe else "IN"
self._direction.setText("" + direction + "")
if override:
if oe:
if value:
self._force1_action.setChecked(True)
else:
self._force0_action.setChecked(True)
else:
self._forcein_action.setChecked(True)
else:
self._expctl_action.setChecked(True)
class _DDSWidget(QtGui.QFrame):
def __init__(self, channel, sysclk, title):
self.channel = channel
self.sysclk = sysclk
QtGui.QFrame.__init__(self)
self.setFrameShape(QtGui.QFrame.Panel)
self.setFrameShadow(QtGui.QFrame.Raised)
grid = QtGui.QGridLayout()
self.setLayout(grid)
label = QtGui.QLabel(title)
label.setAlignment(QtCore.Qt.AlignCenter)
label.setWordWrap(True)
grid.addWidget(label, 1, 1)
self._value = QtGui.QLabel()
self._value.setAlignment(QtCore.Qt.AlignCenter)
self._value.setWordWrap(True)
grid.addWidget(self._value, 2, 1, 6, 1)
grid.setRowStretch(1, 1)
grid.setRowStretch(2, 0)
grid.setRowStretch(3, 1)
self.set_value(0)
def set_value(self, ftw):
frequency = ftw*self.sysclk/2**32
self._value.setText("{:.7f} MHz"
.format(float(frequency)/1e6))
class _DeviceManager:
def __init__(self, send_to_device, init):
self.send_to_device = send_to_device
self.ddb = dict()
self.ttl_cb = lambda: None
self.ttl_widgets = dict()
self.dds_cb = lambda: None
self.dds_widgets = dict()
for k, v in init.items():
self[k] = v
def __setitem__(self, k, v):
if k in self.ttl_widgets:
del self[k]
if k in self.dds_widgets:
del self[k]
self.ddb[k] = v
if not isinstance(v, dict):
return
try:
if v["type"] == "local":
title = k
if "comment" in v:
title += ": " + v["comment"]
if v["module"] == "artiq.coredevice.ttl":
channel = v["arguments"]["channel"]
force_out = v["class"] == "TTLOut"
self.ttl_widgets[k] = _TTLWidget(
channel, self.send_to_device, force_out, title)
self.ttl_cb()
if (v["module"] == "artiq.coredevice.dds"
and v["class"] in {"AD9858", "AD9914"}):
channel = v["arguments"]["channel"]
sysclk = v["arguments"]["sysclk"]
self.dds_widgets[channel] = _DDSWidget(
channel, sysclk, title)
self.dds_cb()
except KeyError:
pass
def __delitem__(self, k):
del self.ddb[k]
if k in self.ttl_widgets:
self.ttl_widgets[k].deleteLater()
del self.ttl_widgets[k]
self.ttl_cb()
if k in self.dds_widgets:
self.dds_widgets[k].deleteLater()
del self.dds_widgets[k]
self.dds_cb()
def get_core_addr(self):
try:
comm = self.ddb["comm"]
while isinstance(comm, str):
comm = self.ddb[comm]
return comm["arguments"]["host"]
except KeyError:
return None
class _MonInjDock(QtWidgets.QDockWidget):
def __init__(self, name):
QtWidgets.QDockWidget.__init__(self, name)
self.setObjectName(name)
self.setFeatures(QtWidgets.QDockWidget.DockWidgetMovable |
QtWidgets.QDockWidget.DockWidgetFloatable)
self.grid = QtGui.QGridLayout()
gridw = QtGui.QWidget()
gridw.setLayout(self.grid)
self.setWidget(gridw)
def layout_widgets(self, widgets):
w = self.grid.itemAt(0)
while w is not None:
self.grid.removeItem(w)
w = self.grid.itemAt(0)
for i, (_, w) in enumerate(sorted(widgets, key=itemgetter(0))):
self.grid.addWidget(w, i // 4, i % 4)
self.grid.setColumnStretch(i % 4, 1)
class MonInj(TaskObject):
def __init__(self):
self.ttl_dock = _MonInjDock("TTL")
self.dds_dock = _MonInjDock("DDS")
self.subscriber = Subscriber("devices", self.init_devices)
self.dm = None
self.transport = None
async def start(self, server, port):
loop = asyncio.get_event_loop()
await loop.create_datagram_endpoint(lambda: self,
family=socket.AF_INET)
try:
await self.subscriber.connect(server, port)
try:
TaskObject.start(self)
except:
await self.subscriber.close()
raise
except:
self.transport.close()
raise
async def stop(self):
await TaskObject.stop(self)
await self.subscriber.close()
if self.transport is not None:
self.transport.close()
self.transport = None
def connection_made(self, transport):
self.transport = transport
def datagram_received(self, data, addr):
if self.dm is None:
logger.debug("received datagram, but device manager "
"is not present yet")
return
try:
ttl_levels, ttl_oes, ttl_overrides = \
struct.unpack(">QQQ", data[:8*3])
for w in self.dm.ttl_widgets.values():
channel = w.channel
w.set_value(ttl_levels & (1 << channel),
ttl_oes & (1 << channel),
ttl_overrides & (1 << channel))
dds_data = data[8*3:]
ndds = len(dds_data)//4
ftws = struct.unpack(">" + "I"*ndds, dds_data)
for w in self.dm.dds_widgets.values():
try:
ftw = ftws[w.channel]
except KeyError:
pass
else:
w.set_value(ftw)
except:
logger.warning("failed to process datagram", exc_info=True)
def error_received(self, exc):
logger.warning("datagram endpoint error")
def connection_lost(self, exc):
self.transport = None
def send_to_device(self, data):
if self.dm is None:
logger.debug("cannot sent to device yet, no device manager")
return
ca = self.dm.get_core_addr()
logger.debug("core device address: %s", ca)
if ca is None:
logger.warning("could not find core device address")
elif self.transport is None:
logger.warning("datagram endpoint not available")
else:
self.transport.sendto(data, (ca, 3250))
async def _do(self):
while True:
await asyncio.sleep(0.2)
# MONINJ_REQ_MONITOR
self.send_to_device(b"\x01")
def init_devices(self, d):
self.dm = _DeviceManager(self.send_to_device, d)
self.dm.ttl_cb = lambda: self.ttl_dock.layout_widgets(
self.dm.ttl_widgets.items())
self.dm.dds_cb = lambda: self.dds_dock.layout_widgets(
self.dm.dds_widgets.items())
self.dm.ttl_cb()
self.dm.dds_cb()
return self.dm