Reference Documentation

• Arduino Duemilanove Schematic Circuit (.pdf)  download
• Arduino Duemilanove Schematic Circuit (.gif)  view
• Overview from Arduino Website (Duemilanove)  click here

ETT Board

This board from Thailand by ETT named "ET-BASE AVR EASY88" , almost same pin and usage

• ET-BASE AVR EASY88 Schematic Circuit (.pdf) download

Pulse Width Modulation

• Basic for PWM on arduino.cc Website   read it
• Analog Output (PWM) from www.tigoe.net   read it
• Timer1, Good example from aarduino.cc read it  |  download Library
• Arduino Interrupts from www.uchobby.com   read it

Data Sheet

• Low Voltage Temperature Sensors TMP35/TMP36/TMP37. download
• Transitor PN2222A. download
• One-Wire Digital Thermometer DS18S20 High-Precision. download
• LCD Module in MTC-S1620 or compatible. download
• How to control a HD44780-based Character-LCD read it