This is the documentation for the latest (main) development branch of Zephyr. If you are looking for the documentation of previous releases, use the drop-down menu on the left and select the desired version.

PCA9633: 4-Channel RGB


This sample controls 4 LEDs connected to a PCA9633 driver, using the following pattern:

  1. turn on LEDs

  2. turn off LEDs

  3. set the brightness to 50%

  4. turn off LEDs

  5. blink the LEDs

  6. turn off LEDs

Building and Running

Build the application for the ST STM32373C Evaluation board, and connect a PCA9633 LED driver on the bus I2C-1 at the address 0x62.

west build -b stm32373c_eval samples/drivers/led_pca9633

For flashing the application, refer to the Flashing section of the ST STM32373C Evaluation board documentation.