Alarm Control: Industrial alarm and status monitor.

Alarm system: an example of a home alarm.

Auto repeat: How to make auto repeat for a pressed key.

Beverage Dispencer: How does a beverage machine work.

Battery charger: NiCd/ NiMh charger with time and voltage limit.

Central heating control: Display and PWM output.

Fast counter: Frequency counter with 4 digit 7-segment display.

Gambling dice: Generate a random number between 1..6 on a 7-segment display.

Keyboard scanner: Scanning of a matrix keyboard.

100Hz. software pwm: Generate a pwm on non hardware pwm devices.

Solarlamp: Time aware solar light, by measuring the length of the daylight.

Speed measurement: Measure a speed usging input capture.

Windscreen whiper: A one input windscreen whiper with adjustable interval.

Interpolation: How to implement linear interpolation with Realizer.

LCD Using a standard Hitachi HD44780 (or a compatible) display.

Code Lock: A real big project where it all comes together; Keyboard, I2C, Eerom, generate sound.