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Remove ready-wait in temperature read. #8

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Merged
merged 4 commits into from
Feb 21, 2020
Merged

Remove ready-wait in temperature read. #8

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41841b5
remove ready-wait
caternuson Feb 20, 2020
9cd1ef3
unprivate reset
caternuson Feb 20, 2020
d640221
change to checkout@v2
caternuson Feb 21, 2020
a7d0f0f
back to v1 then
caternuson Feb 21, 2020
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11 changes: 6 additions & 5 deletions adafruit_adt7410.py
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Original file line number Diff line number Diff line change
Expand Up @@ -80,15 +80,11 @@ def __init__(self, i2c_bus, address=0x48):
_id = (self._read_register(_ADT7410_ID)[0]) & 0xF8
if _id != 0xC8:
raise ValueError("Unable to find ADT7410 at i2c address " + str(hex(address)))
# Perform a software reset
self._write_register(_ADT7410_SWRST)
time.sleep(0.01)
self.reset()

@property
def temperature(self):
"""The temperature in celsius"""
while not self.ready:
pass
temp = self._read_register(_ADT7410_TEMPMSB, 2)
return struct.unpack('>h', temp)[0] / 128

Expand All @@ -106,6 +102,11 @@ def configuration(self):
def configuration(self, val):
return self._write_register(_ADT7410_CONFIG, val)

def reset(self):
"""Perform a software reset"""
self._write_register(_ADT7410_SWRST)
time.sleep(0.5)

def _read_register(self, addr, num=1):
self._buf[0] = addr
with self.i2c_device as i2c:
Expand Down