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Allow setting the I2C address register as kwarg #7

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Merged
merged 1 commit into from
Oct 26, 2020
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Allow setting the I2C address register as kwarg #7

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6 changes: 5 additions & 1 deletion adafruit_tlv493d.py
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Original file line number Diff line number Diff line change
Expand Up @@ -59,6 +59,7 @@ class TLV493D:

:param busio.I2C i2c_bus: The I2C bus the TLV493D is connected to.
:param int address: The I2C address of the TLV493D. Defaults to 0x5E.
:param int addr_reg: Initial value of the I2C address register. Defaults to 0.

"""

Expand Down Expand Up @@ -93,14 +94,17 @@ class TLV493D:
"RES3": (3, 0x1F, 0),
}

def __init__(self, i2c_bus, address=_TLV493D_DEFAULT_ADDRESS):
def __init__(self, i2c_bus, address=_TLV493D_DEFAULT_ADDRESS, addr_reg=0):
self.i2c_device = i2cdevice.I2CDevice(i2c_bus, address)
self.read_buffer = bytearray(10)
self.write_buffer = bytearray(4)

# read in data from sensor, including data that must be set on a write
self._setup_write_buffer()

# write correct i2c address
self._set_write_key("ADDR", addr_reg)

# setup MASTERCONTROLLEDMODE which takes a measurement for every read
self._set_write_key("PARITY", 1)
self._set_write_key("PARITY", 1)
Expand Down