Main Features:<br />Duemilanove means 2009 in Italian and is named after the year of its release<br />The Duemilanove (2009) is a microcontroller board based on tATmega328<br />It has 14 digital input/output pins (of which 6 can be used as PWM outputs)， 6 analog inputs， a 16 MHz crystal oscillator， a USB connection， a power jack， an ICSP header， and a reset button; It contains everything needed to support the microcontroller<br />Simply connect it to a computer with a USB cable to get started<br />Specification Microcontroller: AVRmega328-20PU<br />Operating Voltage: 5V<br />Input Voltage (recommended): 7-12V<br />Input Voltage (limits): 6V~20V<br />Digital I/O Pins: 14 (of which 6 provide PWM output)<br />Analog Input Pins: 6<br />DC Current per I/O Pin: 40 mA<br />Flash Memory: 32 KB (ATmega328) of which 2 KB used by bootloader<br />SRAM: 1 KB <br />EEPROM: 512 bytes<br />Clock Speed: 16 MHz<br />Application for arduino DIY project<br /><br />    Specifications<br />General<br />  Model: XD184042                                                  <br />                        Material: Immersion gold PCB                                                 <br />Weight and Size<br />  Product Weight: 0.12 kg                                                  <br />                        Package Weight: 0.17 kg                                                  <br />                        Product Size(L x W x H): 6.9 x 5.3 x 1.8 cm / 2.7 x 2.1 x 0.7 inches                                                  <br />                        Package Size(L x W x H): 11 x 9 x 7 cm                                                 <br />Package Contents<br />  Package Contents: 1 x Module， 1 x Breadboard， 1 x Expansion Board， 1 x USB Cable (62cm)， 65 x Connection Wires (15cm)                                                 <br /><br /><br /><br />                                                <br />