Embedded System Project

Distance Sensor & Motion Sensor to Fade/Turn ON LED:

Objective: To sense the object closer or farther from the Distance Sensor which in turn controls the intensity of the LED or if motion is detected should turn ON the LED.

Circuit Diagram:

Flowchart for Distance Sensor:

Flowchart for Motion Sensor:

Material Used:

1. FreeScale Motorola M52233demo board.

http://www.freescale.com/webapp/sps/site/prod_summary.jsp?code=M52233DEMO&fsrch=1

2. Sensors from Parallax.

Ping))) Ultrasonic Sensor(for object detection) and PIR sensor (for motion detection)

http://www.parallax.com/tabid/176/List/0/CategoryID/51/Level/a/Default.aspx?SortField=ProductName,ProductName

3. Breadboard

http://www.radioshack.com/search/index.jsp?kwCatId=&kw=breadboard&origkw=breadboard&sr=1

4. Tools and Equipments

5. LED

http://www.globalsources.com/manufacturers/Square-LED.html

6. CodeWarrior Software

Related links:

1. Ping Ultrasonic Range Finder, http://arduino.cc/en/Tutorial/Ping?from=Tutorial.UltrasoundSensor
2. Blink, http://www.arduino.cc/en/Tutorial/Blink
3. http://www.arduino.cc/playground/Main/UltrasonicSensor
4. The World Famous Index of Arduino & Freeduino Knowledge http://www.freeduino.org/