def _get_esfmeas_version(self, **kwargs) -> dict:
"""
Select appropriate payload definition version for
ESF-MEAS message by checking bit 3 (calibTtagValid)
in the'flags' attribute.
:param kwargs: optional payload key/value pairs
:return: dictionary representing payload definition
:rtype: dict
:raises: UBXMessageError
"""
# pylint: disable=no-self-use
if "flags" in kwargs:
flags = kwargs["flags"]
elif "payload" in kwargs:
flags = kwargs["payload"][4:6]
else:
raise ube.UBXMessageError(
"ESF-MEAS message definitions must include flags or payload keyword"
)
calibTtagValid = get_bits(flags, 0b00001000) # get bit 3 in flags
if calibTtagValid:
pdict = ubg.UBX_PAYLOADS_GET["ESF-MEAS-CT"]
else:
pdict = ubg.UBX_PAYLOADS_GET["ESF-MEAS"]
return pdict
def testgetbits(self):
INPUTS = [(b'\x89', 192), (b'\xc9', 3), (b'\x89', 9), (b'\xc9', 9),
(b'\x18\x18', 8), (b'\x18\x20', 8)]
EXPECTED_RESULTS = [2, 1, 9, 9, 1, 0]
for i, (vb, mask) in enumerate(INPUTS):
vi = get_bits(vb, mask)
self.assertEqual(vi, EXPECTED_RESULTS[i])