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1 change: 1 addition & 0 deletions dexcom_reader/constants.py
Original file line number Diff line number Diff line change
Expand Up @@ -63,6 +63,7 @@ class CrcError(Error):
EGV_VALUE_MASK = 1023
EGV_DISPLAY_ONLY_MASK = 32768
EGV_TREND_ARROW_MASK = 15
EGV_NOISE_MASK = 112

BATTERY_STATES = [None, 'CHARGING', 'NOT_CHARGING', 'NTC_FAULT', 'BAD_BATTERY']

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5 changes: 4 additions & 1 deletion dexcom_reader/database_records.py
Original file line number Diff line number Diff line change
Expand Up @@ -289,7 +289,7 @@ def rssi(self):
class EGVRecord(GenericTimestampedRecord):
# uint, uint, ushort, byte, ushort
# (system_seconds, display_seconds, glucose, trend_arrow, crc)
FIELDS = ['glucose', 'trend_arrow']
FIELDS = ['glucose', 'trend_arrow', 'noise']
FORMAT = '<2IHcH'

@property
Expand Down Expand Up @@ -322,6 +322,9 @@ def trend_arrow(self):
arrow_value = ord(self.full_trend) & constants.EGV_TREND_ARROW_MASK
return constants.TREND_ARROW_VALUES[arrow_value]

@property
def noise (self):
return (ord(self.data[3]) & constants.EGV_NOISE_MASK) >> 4
def __repr__(self):
if self.is_special:
return '%s: %s' % (self.display_time, self.glucose_special_meaning)
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2 changes: 1 addition & 1 deletion setup.py
Original file line number Diff line number Diff line change
Expand Up @@ -10,7 +10,7 @@ def readme():
return f.read()

setup(name='dexcom_reader',
version='0.1.10', # http://semver.org/
version='0.1.11-dev', # http://semver.org/
description='Audit, and inspect data from Dexcom G4.',
long_description=readme(),
author="Will Nowak",
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