The Arduino Uno is a microcontroller board based on the ATmega328 (datasheet). It has 14 digital input/output pins (of which 6 can be used as PWM outputs), 6 analog inputs, a 16 MHz ceramic resonator, a USB connection, a power jack, an ICSP header, and a reset button.
Elk Grove Village is home to the largest consolidated business park in North America. Over 3,600 businesses are located in its 5.4-square-mile (14 km2) business park adjacent to O'Hare International Airport.
The Elk Grove Unified School District is located in Sacramento County, California. The Elk Grove Unified School District is located in Sacramento County in central California. The county seat is Sacramento. Sacramento County was home to 1,501,335 residents in 2015, according to the United States Census Bureau.