I made this apps for the Moto X 2014.
When you get a missed call or a notification the Led will blink until you turn on the screen.
I created also another app to turn on the led when you get a notification but this time the led won't blink.
XDA Developers was founded by developers, for developers. It is now a valuable resource for people who want to make the most of their mobile devices, from customizing the look and feel to adding new functionality. Are you a developer?