Projects:Ultimate Arduino Alarm Clock

Parts

• Arduino Mega or Arduino Mega 2560
• TP-Link TL-MR3020 with OpenWrt
• Raspberry Pi

• UI
  • LCD 20x4
  • Light Sensor for adjusting LCD brightness
  • Rotary Encoder

• IOs
  • IR Output (Hifi Control)
  • Light (500W Halogen)
    • Dimmer
  • Force Sensor (mounted under bed, snooze-mode)
  • Vibration/Acceleration Sensor (Detecting REM Phase)

• Links:
  • http://bildr.org/2012/08/rotary-encoder-arduino/