def module(self):
if hasattr(self, '_module') and self._module:
return self._module
# need to verify that the yocto device is attached
errmsg = YRefParam()
if YAPI.RegisterHub("usb", errmsg) != YAPI.SUCCESS:
raise Exception('could not register yocto usb connection')
sensor = YCurrent.FirstCurrent()
if sensor is None:
raise Exception('could not find yocto ammeter device')
if sensor.isOnline():
self._module = sensor.get_module()
return self._module
def verify_usage(self, options, tests):
MarionetteTestOptions.verify_usage(self, options, tests)
#options, tests = self.parse_args()
if options.iterations is not None and options.iterations < 1:
raise ValueError('iterations must be a positive integer')
if options.checkpoint_interval is not None and options.checkpoint_interval < 1:
raise ValueError('checkpoint interval must be a positive integer')
if options.checkpoint_interval and not options.iterations:
raise ValueError(
'you must specify iterations when using checkpoint intervals')
if options.yocto:
# need to verify that the yocto ammeter is attached
errmsg = YRefParam()
if YAPI.RegisterHub("usb", errmsg) != YAPI.SUCCESS:
raise RuntimeError(
'could not register yocto usb connection: %s' %
str(errmsg))
# rescan for yocto devices
if YAPI.UpdateDeviceList(errmsg) != YAPI.SUCCESS:
raise RuntimeError('could not detect yoctopuce modules: %s' %
str(errmsg))
# check for ammeter
ammeter = YCurrent.FirstCurrent()
if ammeter is None:
raise RuntimeError('could not find ammeter device')
if ammeter.isOnline():
module = ammeter.get_module()
dc_ammeter = YCurrent.FindCurrent(module.get_serialNumber() +
'.current1')
if (not module.isOnline()) or (dc_ammeter is None):
raise RuntimeError('could not get ammeter device')
else:
raise RuntimeError('could not find yocto ammeter device')
# check for data logger
data_logger = YDataLogger.FirstDataLogger()
if data_logger is None:
raise RuntimeError('could not find data logger device')
if data_logger.isOnline():
module = data_logger.get_module()
data_logger = YDataLogger.FindDataLogger(
module.get_serialNumber() + '.dataLogger')
if not module.isOnline() or data_logger is None:
raise RuntimeError('could not get data logger device')
else:
raise RuntimeError('could not find yocto ammeter device')
def startUp(self):
if YAPI.RegisterHub('usb', YRefParam()) != YAPI.SUCCESS:
sys.exit('Connection error: connection through USB failed')
self.tiltSensorRight = Sensor()
# bootstrap handlers
for h in self.activeHandlers:
self.tiltSensorRight.attachHandler(h())
self.tiltSensorRight.startWatching()
# start display update loop
def loop():
threading.Timer(.10, loop).start()
# no-op here
loop()
def __init__(self, target=None):
errmsg = YRefParam()
if YAPI.RegisterHub("usb", errmsg) != YAPI.SUCCESS:
raise IOError("init error" + errmsg.value)
self.target = target
if target is not None:
self._module = YModule.FindModule(target)
else:
sensor = YHumidity.FirstHumidity()
if sensor is None:
raise IOError('No module connected')
self._module = sensor.get_module()
self.target = target = self._module.get_serialNumber()
self._sensors = [
YHumidity.FindHumidity(target + '.humidity'),
YPressure.FindPressure(target + '.pressure'),
YTemperature.FindTemperature(target + '.temperature')
]
def gaia_verify_usage(self, options, tests):
if options.yocto:
# need to verify that the yocto ammeter is attached
errmsg = YRefParam()
if YAPI.RegisterHub("usb", errmsg) != YAPI.SUCCESS:
raise RuntimeError(
'could not register yocto usb connection: %s' %
str(errmsg))
# rescan for yocto devices
if YAPI.UpdateDeviceList(errmsg) != YAPI.SUCCESS:
raise RuntimeError('could not detect yoctopuce modules: %s' %
str(errmsg))
# check for ammeter
ammeter = YCurrent.FirstCurrent()
if ammeter is None:
raise RuntimeError('could not find ammeter device')
if ammeter.isOnline():
module = ammeter.get_module()
dc_ammeter = YCurrent.FindCurrent(module.get_serialNumber() +
'.current1')
if (not module.isOnline()) or (dc_ammeter is None):
raise RuntimeError('could not get ammeter device')
else:
raise RuntimeError('could not find yocto ammeter device')
# check for data logger
data_logger = YDataLogger.FirstDataLogger()
if data_logger is None:
raise RuntimeError('could not find data logger device')
if data_logger.isOnline():
module = data_logger.get_module()
data_logger = YDataLogger.FindDataLogger(
module.get_serialNumber() + '.dataLogger')
if not module.isOnline() or data_logger is None:
raise RuntimeError('could not get data logger device')
else:
raise RuntimeError('could not find yocto ammeter device')
def module(self):
# check if the module is already instantiated
if hasattr(self, '_module') and self._module:
return self._module
# check if the ammeter is attached by USB
errmsg = YRefParam()
if YAPI.RegisterHub("usb", errmsg) != YAPI.SUCCESS:
raise Exception("Could not register the yocto device with USB connection.")
#if YAPI.RegisterHub("http://127.0.0.1:4444", errmsg) != YAPI.SUCCESS:
#raise Exception("Could not register the yocto device with USB connection.")
ammeter = YCurrent.FirstCurrent()
# find the ammeter
if not ammeter:
raise Exception("Could not find the yocto device.")
# check if the ammeter is online
if not ammeter.isOnline():
raise Exception("Your ammeter device is not currently reachable.")
# initialize the ammeter and return this one
self._module = ammeter.get_module()
return self._module
def recording(self, value):
if value:
if self.recording:
raise Exception('data logger already recording')
# erase the data logger memory
if self.data_logger.forgetAllDataStreams() != YAPI.SUCCESS:
raise Exception('failed to clear yocto data logger memory')
# go!
if self.data_logger.set_recording(
YDataLogger.RECORDING_ON) != YAPI.SUCCESS:
raise Exception('failed to start yocto data logger')
# delete all data that may be cached
del self._data
self._data = None
# turn on the beacon
self.beacon = True
else:
# are we currently recording?
was_recording = self.recording
# stop!
if self.data_logger.set_recording(
YDataLogger.RECORDING_OFF) != YAPI.SUCCESS:
raise Exception('failed to stop yocto data logger')
if was_recording:
# get the first data stream
streamsRef = YRefParam()
self.data_logger.get_dataStreams(streamsRef)
self._data = streamsRef.value[0]
# turn off the beacon
self.beacon = False
def startUp(self):
if YAPI.RegisterHub('usb', YRefParam()) != YAPI.SUCCESS:
sys.exit('Connection error: connection through USB failed')
self.tiltSensorRight = Sensor()
self.display = Display()
# bootstrap handlers
for h in self.activeHandlers:
self.tiltSensorRight.attachHandler(h())
self.tiltSensorRight.startWatching()
# start display update loop
def loop():
threading.Timer(.10, loop).start()
self.display.updateStatus()
# for debugging, show data in the message row for now
self.display.updateMessage('P:{} R:{}'.format(
str(pitch), str(roll)))
loop()
