01 Onboard Features and functions (PICO)

What is a microcontroller unit (MCU)?

• A large computer used for data analysis

• A type of computer used for word processing

• A type of computer used for gaming

• A small computer designed to perform a specific task in an embedded system

Where might you find a microcontroller in your house, and what tasks would they perform?

• In a refrigerator to control the temperature and defrost cycle

• In a microwave to control the cooking time and temperature

• In a washing machine to control the wash cycle and water temperature

• All of the above

What is the Raspberry Pi Pico?

• A low-cost, high-performance microcontroller board

• A type of wireless router

• A type of fruit

• A type of computer monitor

What are the features of the Raspberry Pi Pico?

• CPU, GPU, RAM

• LED, Button, Temperature Sensor

• Keyboard, Mouse, Monitor

• Printer, Scanner, Copier

What do General-Purpose Input/Output (GPIO) pins allow you to do?

• Connect input and output devices to Raspberry Pi Pico and obtain or send signals between them

• Play video games

• Connect to the internet

• Write documents

What does the onboard LED do in Raspberry Pi Pico?

• Prints documents

• Flashes to produce output in the form of a flashing light

• Plays music

• Displays text on a screen

What does the onboard temperature sensor do in Raspberry Pi Pico?

• Makes phone calls

• Sends emails

• Delivers a voltage to the built-in temperature sensor that is proportional to the temperature

• Plays videos

What is the purpose of the sleep function in the code provided for the onboard LED?

• To display text on a screen

• To speed up or slow down the flashing onboard LED

• To turn the LED on and off

• To play music

What is the purpose of the conversion_factor in the code provided for the onboard temperature sensor?

• To convert the reading from the sensor to a temperature value

• To play videos

• To convert the temperature to a reading for the sensor

• To send emails

What is the purpose of the utime.sleep(2) function in the code provided for the onboard temperature sensor?

• To introduce a delay of 2 seconds before the next temperature reading

• To turn off the temperature sensor

• To play music

• To display text on a screen