smallsolar/PySGP30
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Adds set air quality, some work on base-line save

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This commit is contained in:
Simon Albinsson
2018-04-16 12:51:28 +00:00
parent d5ba6a9cab
commit f21f54f7cd
1 changed files with 3 additions and 1 deletions
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4
sgp30/sgp30.py
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@@ -10,7 +10,7 @@ import os.path
from .crc import Crc8
DEVICE_BUS = 1
BASELINE_FILENAME = os.path.expanduser("~/sgp_config_data.txt")
BASELINE_FILENAME = os.path.expanduser("~/.sgp_config_data.txt")
class _cmds():
"""container class for mapping between human readable names and the command values used by the sgp"""
@@ -19,6 +19,7 @@ class _cmds():
IAQ_MEASURE=Sgp30Cmd([0x20, 0x08],6,12)
GET_BASELINE=Sgp30Cmd([0x20, 0x15],6,120)
SET_BASELINE=Sgp30Cmd([0x20, 0x1e],0,10)
SET_HUMIDITY=Sgp30Cmd([0x20, 0x61],0,10)
IAQ_SELFTEST=Sgp30Cmd([0x20, 0x32],3,520)
GET_FEATURES=Sgp30Cmd([0x20, 0x2f],3,3)
GET_SERIAL=Sgp30Cmd([0x36, 0x82],9,10)
@@ -34,6 +35,7 @@ class Sgp30():
self._bus = bus
self._device_addr = device_address
self._start_time = time()
self._last_save_time = time()
self._baseline_filename=baseline_filename
Sgp30Answer = namedtuple("Sgp30Answer",["data","raw","crc_ok"])