first program on arduino uno

1. Install the development enviromnet on Debian
    Refer to -> Arduino playground - Debian

2. Connect Arduino Uno to PC and start the IDE
    # arduino

3. LED blinking sample

• Select chip

• Select port

• Open sample code

Let the built-in LED blink.
The built-in LED connected to digital pin 13.

• Compile

• Upload

Reference :
Arduino Tutorial - Lesson 1 - Let there be blink!
Arduino - ArduinoBoardUno