LP5562: 4-Channel RGB¶
Overview¶
This sample controls 4 LEDs connected to a TI LP5562 driver, using the following pattern:
- turn on LEDs to be red
- turn on LEDs to be green
- turn on LEDs to be blue
- turn on LEDs to be white
- turn on LEDs to be yellow
- turn on LEDs to be purple
- turn on LEDs to be cyan
- turn on LEDs to be orange
- turn off LEDs
- blink the LEDs in white
- turn off LEDs
- blink the LEDs in purple
- turn off LEDs
Refer to the LP5562 Manual for the RGB LED connections and color channel mappings used by this sample.
Building and Running¶
Build the application for the nRF52840-PCA10056 board, and connect a LP5562 LED driver on the bus I2C0 at the address 0x30.
# On Linux/macOS
cd $ZEPHYR_BASE/samples/drivers/led_lp5562
mkdir build && cd build
# On Windows
cd %ZEPHYR_BASE%\samples\drivers\led_lp5562
mkdir build & cd build
cmake -GNinja -DBOARD=nrf52840_pca10056 ..
ninja
For flashing the application, refer to the Flashing section of the nRF52840-PCA10056 board documentation.