def get_samples(self):
yield sample.Sample(
self.timestamp,
sample.SensorPath(
sample.Part.BME280,
self.instance,
sample.BME280Subpart.TEMPERATURE,
),
self.temperature,
)
yield sample.Sample(
self.timestamp,
sample.SensorPath(
sample.Part.BME280,
self.instance,
sample.BME280Subpart.PRESSURE,
),
self.pressure,
)
yield sample.Sample(
self.timestamp,
sample.SensorPath(
sample.Part.BME280,
self.instance,
sample.BME280Subpart.HUMIDITY,
),
self.humidity,
)
def get_samples(self):
for id_, value in self.samples:
yield sample.Sample(
self.timestamp,
sample.SensorPath(
sample.Part.DS18B20,
binascii.b2a_hex(id_).decode(),
),
value,
)
def get_samples(self):
for ts, channels in self.samples:
for ch_i, ch_subpart in enumerate(self._ch_parts):
yield sample.Sample(
ts,
sample.SensorPath(
sample.Part.TCS3200,
0,
ch_subpart,
),
channels[ch_i]
)
def path(self):
return sample.SensorPath(
sample.Part.LSM303D,
0,
self._partmap[self.type_]
)
class NoiseMessage:
samples = None
_header = struct.Struct(
"<"
"B"
)
_sample = struct.Struct(
"<"
"HLhh"
)
_sensor_path = sample.SensorPath(
sample.Part.CUSTOM_NOISE,
0,
)
def __init__(self, samples, type_=MsgType.SENSOR_NOISE):
super().__init__()
self.type_ = type_
self.samples = list(samples)
@classmethod
def from_buf(cls, type_, buf):
buf, (factor,) = unpack_and_splice(buf, cls._header)
return cls(
[
(ts, sqavg / (2**24-1) / factor, min_, max_)
for ts, sqavg, min_, max_
in unpack_all(buf, cls._sample)
],
type_=type_
)
def __repr__(self):
return "<{}.{} samples={} at 0x{:x}>".format(
__name__,
type(self).__qualname__,
self.samples,
id(self),
)
def get_samples(self):
for ts, sqavg, min_, max_ in self.samples:
rms = math.sqrt(sqavg)
yield sample.Sample(
ts,
self._sensor_path.replace(
subpart=sample.CustomNoiseSubpart.RMS
),
rms,
)
yield sample.Sample(
ts,
self._sensor_path.replace(
subpart=sample.CustomNoiseSubpart.MIN
),
min_ / (2**15-1)
)
yield sample.Sample(
ts,
self._sensor_path.replace(
subpart=sample.CustomNoiseSubpart.MAX
),
max_ / (2**15-1)
)
