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.

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 Shields for more details.

Pin Assignments

Shield Pin	Function
SDA	LTR-329 I2C SDA
SCL	LTR-329 I2C SCL

See 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 Generic Light Sensor Polling light measurement sample:

# From the root of the zephyr repository
west build -b adafruit_metro_rp2040 --shield adafruit_ltr329 samples/sensor/light_polling