kristjank/TeraHz
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fix

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This commit is contained in:
d3m1g0d
2019-03-02 14:37:58 +01:00
parent 3fafe3f896
commit 99404c8f15
1 changed files with 12 additions and 12 deletions
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24
backend/sensors.py
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@@ -93,7 +93,7 @@ class LxMeter:
raise Exception('An exception occured opening the SMBus {}'.format(self.bus))
try:
self.bus.write_byte_data(addr, 0xa0, 0x03) # enable the sensor
self.bus.write_byte_data(self.addr, 0xa0, 0x03) # enable the sensor
except:
raise Exception('An exception occured when enabling lux meter')
@@ -101,14 +101,14 @@ class LxMeter:
'''Set the sensor gain. Either 1 or 16.'''
if gain == 1:
try:
temp = self.bus.read_byte_data(addr, 0xa1)
self.bus.write_byte_data(addr, 0xa1, 0xef & temp)
temp = self.bus.read_byte_data(self.addr, 0xa1)
self.bus.write_byte_data(self.addr, 0xa1, 0xef & temp)
except:
raise Exception('An exception occured when setting lux meter gain')
if gain == 16:
try:
temp = self.bus.read_byte_data(addr, 0xa1)
self.bus.write_byte_data(addr, 0xa1, 0x10 | temp)
temp = self.bus.read_byte_data(self.addr, 0xa1)
self.bus.write_byte_data(self.addr, 0xa1, 0x10 | temp)
except:
raise Exception('An exception occured when setting lux meter gain')
else:
@@ -117,9 +117,9 @@ class LxMeter:
def getGain(self):
'''Get the gain from the sensor.'''
try:
if self.bus.read_byte_data(addr, 0xa1) & 0x10 == 0x10:
if self.bus.read_byte_data(self.addr, 0xa1) & 0x10 == 0x10:
return 16
if self.bus.read_byte_data(addr, 0xa1) & 0x10 == 0x00:
if self.bus.read_byte_data(self.addr, 0xa1) & 0x10 == 0x00:
return 1
except:
raise Exception('An error occured when getting lux meter gain')
@@ -129,23 +129,23 @@ class LxMeter:
if time < 0 or time > 2:
raise Exception('Invalid integration time')
try:
temp = self.bus.read_byte_data(addr, 0xa1)
self.bus.write_byte_data(addr, 0xa1, (temp & 0xfc) | time)
temp = self.bus.read_byte_data(self.addr, 0xa1)
self.bus.write_byte_data(self.addr, 0xa1, (temp & 0xfc) | time)
except:
raise Exception('An error occured setting lux integration time')
def getIntTime(self):
'''Get the lux sensor integration time.'''
try:
return self.bus.read_byte_data(addr, 0xa1) & 0xfc
return self.bus.read_byte_data(self.addr, 0xa1) & 0xfc
except:
raise Exception('An error occured getting lux integration time')
def getData(self):
'''return the calculated lux value'''
try:
chA = self.bus.read_word_data(addr, 0xac)
chB = self.bus.read_word_data(addr, 0xae)
chA = self.bus.read_word_data(self.addr, 0xac)
chB = self.bus.read_word_data(self.addr, 0xae)
except:
raise Exception('An error occured fetching lux channels')