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style: remove TC4VAF2DataDecoder code

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This commit is contained in:
Roy
2025-05-29 11:23:27 +08:00
parent 7c8163ccab
commit d085514b2a
2 changed files with 2 additions and 90 deletions
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python/biopro/devlib/data.py
-87
View File
@@ -70,9 +70,6 @@ class DataDecodeFormat(Generic[T], metaclass=abc.ABCMeta):
if expr == RawDataDecoder.NAME:
return RawDataDecoder.INSTANCE
elif expr == TC4VAF2DataDecoder.NAME:
return TC4VAF2DataDecoder()
elif expr == TDC4VAF2DataDecoder.NAME:
return TDC4VAF2DataDecoder()
@@ -316,90 +313,6 @@ class RecDataDecoder(DataDecodeFormat[RecordingData], metaclass=abc.ABCMeta):
def decode(self, data: bytes) -> Optional[RecordingData]:
pass
class TC4VAF2DataDecoder(RecDataDecoder):
"""
::
| | 1 | 2 | 3 |
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2
-----------------------------------------------------------------
| header | length |
| timestamp |
| data [0] | data[1] |
| ............................ | data[N] |
*data*
::
| | 1 |
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6
---------------------------------
|channel| value | F |
"""
NAME = 'TC4VAF2'
__slots__ = ('_prev_data',)
def __init__(self):
super().__init__()
self._prev_data: Optional[bytes] = None
@property
def name(self) -> str:
return self.NAME
def decode(self, data: bytes) -> Optional[RecordingData]:
if len(data) < 6:
return None
# hex_line(data)
data_length = int(data[1])
if data_length == 0:
return None
time_stamp: float = struct.unpack('<I', data[2:6])[0] # unit: 1/32ms
time_stamp, delta, ret_get_time_stamp = self.get_time_stamp(time_stamp)
if time_stamp is None:
return None
if time_stamp == 0:
self._prev_data = data
return None
prev_data = self._prev_data
self._prev_data = data
assert prev_data is not None
time_stamp /= 32 # unit: ms
data_length = int(prev_data[1])
sample_rate = 1000 * ((data_length - 4) / 2) / delta
ret = RecordingData(self.device, int(time_stamp), int(sample_rate))
for i in range(6, data_length + 2, 2):
d1 = data[i]
d2 = data[i + 1]
channel = (d1 & 0xF0) >> 4
value = ((d1 & 0x0F) << 6) | ((d2 & 0xFC) >> 2)
flag = d2 & 0b0011
if flag == 0:
ret.append_data(channel, value - 512)
else:
ret.append_data(channel, None)
return ret
class TDC4VAF2DataDecoder(RecDataDecoder):
"""
python/biopro/generator.py
+2 -3
View File
@@ -26,7 +26,7 @@ cli options
sin : sine save (default)
ramp : ramp
(Elite, Neulive serial)
TC4VAF2 Elite_Legacy
Elite_Legacy
TDC4VAF2 Elite Neulive
(NeuliveSTI serial)
NeuliveSTI NeuliveSTI1.0
@@ -317,7 +317,6 @@ class RampGenerator(Generator):
class DeviceGenerator(Generator):
SUPPORT = {
'TC4VAF2': ('Elite_Legacy', '0.0.0'),
'Elite_Legacy': ('Elite_Legacy', '0.0.0'),
'TDC4VAF2': ('Elite', '0.1.0'),
'Elite': ('Elite', '0.1.0'),
@@ -645,7 +644,7 @@ class GeneratorOptions(CliOptions):
sin : sine save (default)
ramp : ramp
(Elite, Neulive serial)
TC4VAF2 Elite_Legacy
Elite_Legacy
TDC4VAF2 Elite Neulive
(NeuliveSTI serial)
NeuliveSTI NeuliveSTI1.0