boards/shields/adafruit_ltr329/doc/index.rst
.. _adafruit_ltr329:
Adafruit LTR-329 Shield #######################
Overview
The Adafruit LTR-329 Light Sensor Shield_ features a LiteOn LTR-329ALS-01 Digital Light Sensor_
and two STEMMA QT connectors.
.. figure:: adafruit_ltr329.webp :align: center :alt: Adafruit LTR-329 Shield
Adafruit LTR-329 Shield (Credit: Adafruit)
Requirements
This shield can be used with boards which provide an I2C connector, for example STEMMA QT or
Qwiic connectors. The target board must define a zephyr_i2c node label. See :ref:shields for
more details.
+--------------+-----------------------+ | Shield Pin | Function | +==============+=======================+ | SDA | LTR-329 I2C SDA | +--------------+-----------------------+ | SCL | LTR-329 I2C SCL | +--------------+-----------------------+
See :dtcompatible:liteon,ltr329 for documentation on how to adjust the devicetree file, to for
example adjust the integration time.
Programming
Set --shield adafruit_ltr329 when you invoke west build. For example when running the
:zephyr:code-sample:light_sensor_polling light measurement sample:
.. zephyr-app-commands:: :zephyr-app: samples/sensor/light_polling :board: adafruit_metro_rp2040 :shield: adafruit_ltr329 :goals: build
.. _Adafruit LTR-329 Light Sensor Shield: https://learn.adafruit.com/adafruit-ltr-329-ltr-303
.. _LiteOn LTR-329ALS-01 Digital Light Sensor: https://optoelectronics.liteon.com/upload/download/DS86-2014-0006/LTR-329ALS-01_DS_V1.8.PDF