The Absolute Beginner’s Guide to Arduino

I ran across this beginners guide to arduino. Very Very cool. also a good free eBook on PDF that is supposed to be better than the one supplied with starter kits…

Source: The Absolute Beginner’s Guide to Arduino


Free Software->


Works right out of the box, when I used my printers USB cable (Old Epson Printer).

Apparently you can use LEDs as light detectors… who knew?


You can run a servo directly off of the main board.

However the power either needs to be supplied externally. Or you need to power the board from the barrel supply or externally with something more than the USB to computer adapter…. i.e. 6-12 V not 5 V USB.

Microcontroller ATmega328P
Operating Voltage 5V
Input Voltage (recommended) 7-12V
Input Voltage (limit) 6-20V
Digital I/O Pins 14 (of which 6 provide PWM output)
PWM Digital I/O Pins 6
Analog Input Pins 6
DC Current per I/O Pin 20 mA
DC Current for 3.3V Pin 50 mA
Flash Memory 32 KB (ATmega328P)
of which 0.5 KB used by bootloader
SRAM 2 KB (ATmega328P)
EEPROM 1 KB (ATmega328P)
Clock Speed 16 MHz
Length 68.6 mm
Width 53.4 mm
Weight 25 g

Awesome tutorials:



Leave a comment

Your email address will not be published. Required fields are marked *