LEDs module

The LEDs module is responsible for controlling LEDs in response to the LED effect set by a led_event. The source of events could be any other module.

Module events

Source Module	Input Event	This Module	Output Event	Sink Module
HID state module	led_event	leds
LED state module
LED stream module
Source modules for module_state_event	module_state_event
Power manager module	power_down_event
Bluetooth LE advertising module	wake_up_event
Buttons module
HID forward module
Motion module
Power manager module
Wheel module
			led_ready_event	LED stream module
			module_state_event	Sink modules for module_state_event

Note

See the Overview: Firmware architecture for more information about the event-based communication in the nRF Desktop application and about how to read this table.

Implementation details

nRF Desktop uses LEDs module from Common Application Framework (CAF). See the CAF LEDs module page for implementation details.