CarpeDiemAlarmClock with #NeoPixels

From GitHub:

CarpeDiemAlarmClock is an alarm clock that is waking you up “gently” by gradually increasing the intensity of a NeoPixel LED-ring, before the alarm hits.

  • The alarm clock shall also has an option to sound a buzzer at alarm time.
  • User must be able to set clock and alarm time
  • The alarm clock will have at least the following modes: Alarm on/off, sound on/off, light on/off.
  • Time will be displayed with NeoPixel devices

Project extras

  • Serial commands / debugging
  • Display light shows / demos instead of clock time


  • Code is built with the Arduino core for an STM32F103C8 devboard, using the STM32duino tools.
  • FreeRTOS is used, with several tasks and semaphores.

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