Arduino Uno Concepts and Functions

The video tutorial introduces the Arduino Uno, detailing its pinout diagram, including digital and analog pins, power and reference pins, and the ATmega328P chip by Atmel. It explains the quartz crystal's role in operations, the reset button, USB port for code uploading, and the power supply and LED indicators. The session concludes with a summary of the discussed components.

What is the main topic of the current session on the Mechatro channel?

• Sensors

• Raspberry Pi

• Microcontrollers

• Arduino Uno

How many digital pins are available on the Arduino Uno?

• 12

• 14

• 16

• 10

Which company manufactures the ATmega328P chip used in the Arduino Uno?

• Intel

• Atmel

• Microchip

• Texas Instruments

What is the function of the quartz crystal on the Arduino board?

• To store data

• To regulate voltage

• To perform mathematical operations

• To provide a clock signal

What happens when the reset button on the Arduino Uno is pressed?

• The board enters sleep mode

• The LED blinks

• The code is refreshed

• The board powers off

Which port is used to upload code to the Arduino Uno?

• USB port

• HDMI port

• Serial port

• Ethernet port

What is the purpose of the built-in LED on the Arduino Uno?

• To display error codes

• To indicate power status

• To show data transmission

• To test digital pin 13

Which pin is the built-in LED connected to on the Arduino Uno?

• Pin 13

• Pin 10

• Pin 11

• Pin 12

What is the function of the voltage regulator on the Arduino board?

• To convert voltage

• To increase voltage

• To stabilize voltage

• To decrease voltage