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Coerce led_current to be between 4-258mA. #4

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Coerce led_current to be between 4-258mA. #4

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Coerce led_current to be between 4-258mA.
DaveLangstaff Dec 15, 2020
f31007e
got min and max the right way round!!
DaveLangstaff Dec 15, 2020
3744c60
Signed-off-by: DaveLangstaff <dpl@aber.ac.uk>
DaveLangstaff Dec 23, 2020
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13 changes: 7 additions & 6 deletions adafruit_as7341.py
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Original file line number Diff line number Diff line change
Expand Up @@ -11,7 +11,7 @@

* Author(s): Bryan Siepert

Implementation Notes
Implementation NotesF
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Please fix this typo

--------------------

**Hardware:**
Expand Down Expand Up @@ -200,8 +200,8 @@ class AS7341: # pylint:disable=too-many-instance-attributes
"""Library for the AS7341 Sensor


:param ~busio.I2C i2c_bus: The I2C bus the AS7341 is connected to.
:param address: The I2C address of the sensor
:param ~busio.I2C i2c_bus: The I2C bus the AS7341 is connected to.
:param address: The I2C address of the sensor

"""

Expand Down Expand Up @@ -583,8 +583,7 @@ def _set_smux(self, smux_addr, smux_out1, smux_out2):

@property
def gain(self):
"""The ADC gain multiplier. Must be a valid `adafruit_as7341.Gain`
"""
"""The ADC gain multiplier. Must be a valid `adafruit_as7341.Gain`"""
return self._gain

@gain.setter
Expand Down Expand Up @@ -616,7 +615,9 @@ def led_current(self):
@led_current.setter
@_low_bank
def led_current(self, led_curent):
new_current = int((led_curent - 4) / 2)
"""set the LED current supplied by the chip. Values are coerced to the range
4-258mA. Fractional values rounded to nearest valid number"""
new_current = int((min(258, max(4, led_curent)) - 4) / 2)
self._led_current_bits = new_current

@property
Expand Down