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Added support for newer SGP30 chips which use a featureset value of 0x0022 #20

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Merged
merged 2 commits into from
Nov 6, 2019
Merged

Added support for newer SGP30 chips which use a featureset value of 0x0022 #20

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49d5a9e
Added support for newer SGP30 chips which use a featureset value of 0…
chrisbartley Oct 18, 2019
954ac57
Made _SGP30_FEATURESETS a tuple
chrisbartley Nov 6, 2019
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4 changes: 2 additions & 2 deletions adafruit_sgp30.py
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Original file line number Diff line number Diff line change
Expand Up @@ -51,7 +51,7 @@

# pylint: disable=bad-whitespace
_SGP30_DEFAULT_I2C_ADDR = const(0x58)
_SGP30_FEATURESET = const(0x0020)
_SGP30_FEATURESETS = (0x0020, 0x0022)

_SGP30_CRC8_POLYNOMIAL = const(0x31)
_SGP30_CRC8_INIT = const(0xFF)
Expand All @@ -71,7 +71,7 @@ def __init__(self, i2c, address=_SGP30_DEFAULT_I2C_ADDR):
self.serial = self._i2c_read_words_from_cmd([0x36, 0x82], 0.01, 3)
# get featureset
featureset = self._i2c_read_words_from_cmd([0x20, 0x2f], 0.01, 1)
if featureset[0] != _SGP30_FEATURESET:
if featureset[0] not in _SGP30_FEATURESETS:
raise RuntimeError('SGP30 Not detected')
self.iaq_init()

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