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Updated adafruit_si4713.py to also recognize the si4721 chip. #18

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Merged
merged 1 commit into from
May 11, 2021
Merged

Updated adafruit_si4713.py to also recognize the si4721 chip. #18

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2 changes: 1 addition & 1 deletion README.rst
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Expand Up @@ -13,7 +13,7 @@ Introduction
:target: https://github.com/adafruit/Adafruit_CircuitPython_SI4713/actions/
:alt: Build Status

CircuitPython module for SI4713 FM RDS transmitter.
CircuitPython module for SI4713 and SI4721 FM RDS transmitter.

Dependencies
=============
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4 changes: 2 additions & 2 deletions adafruit_si4713.py
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Expand Up @@ -122,8 +122,8 @@ def __init__(self, i2c, *, address=_SI4710_ADDR1, reset=None, timeout_s=0.1):
self._device = i2c_device.I2CDevice(i2c, address)
self.reset()
# Check product ID.
if self._get_product_number() != 13:
raise RuntimeError("Failed to find SI4713, check wiring!")
if self._get_product_number() != 13 and self._get_product_number() != 21:
raise RuntimeError("Failed to find SI4713 or SI4721, check wiring!")

def _read_u8(self, address):
# Read an 8-bit unsigned value from the specified 8-bit address.
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