MicroController: Chapter 5 - Internel Peripheral

Open Ended

How do parallel input and output, analog to digital converters, and serial communication interfaces contribute to the overall performance of a computer system?

Multiple Choice

Which of the following best describes the significance of internal peripherals in a computer system?

• They enhance the core functionality and connectivity of the computer.

• They are only used for external communication with other devices.

• They are not essential for the operation of a computer.

• They are mainly used for decorative purposes.

Multiple Choice

Which of the following is NOT a learning outcome for this unit?

• Apply the peripherals pin in microcontroller

• Construct and program a parallel I/O application for the device

• Construct and program the device for an ADC application

• Design a wireless communication protocol

Multiple Select

Which of the following are internal peripherals found in AVR microcontrollers?

• GPIO

• ADC

• Serial Communication Interfaces

• Bluetooth Module

Open Ended

Explain the importance of interrupt controllers in real-time applications using AVR microcontrollers.

Open Ended

List and briefly describe any three internal peripherals commonly found in AVR microcontrollers.

Multiple Select

Which topics will be covered in detail in this unit according to the overview?

• GPIO (General Purpose Input/Output – Parallel Input/Output)

• Analog-to-Digital Converter (ADC)

• Serial Communication Interfaces

• Timer/Counters

Multiple Choice

Which of the following best describes parallel communication in microcontrollers?

• It allows the simultaneous transfer of multiple bits of data between the microcontroller and external devices.

• It sends bits one after another, bit by bit.

• It is slower than serial communication.

• It is ideal for long-distance communication.

Multiple Select

Which of the following are true about parallel input and output?

• Transfers multiple bits simultaneously between microcontroller and external devices.

• Requires fewer physical connections than serial communication.

• Ideal for short-distance communication.

• Commonly used for interfacing with external devices and controlling LEDs.

Multiple Choice

On an Arduino board, which label indicates that a pin can read analogue voltages?

• A0 through A5

• D0 through D5

• P0 through P5

• V0 through V5

Multiple Choice

What is the main function of an Analog-to-Digital Converter (ADC)?

• To convert an analog signal into digital form.

• To amplify analog signals.

• To store digital data.

• To convert digital signals into analog form.

Open Ended

Explain how the resolution of an ADC affects its ability to detect different analogue levels. Use the example of a 10-bit ADC in your answer.

Multiple Choice

Which formula is used to calculate the digital output (Dout) from an analogue input voltage (Vin) in an ADC with a 5V reference?

• Dout = (Voltage level (V) / 5V) × 1023

• Dout = (Digital level (V) / 1023) × 5V

• Dout = (5V / Voltage level (V)) × 1023

• Dout = (Vin × 1023) / 5V

Open Ended

Explain how the resolution of an Arduino ADC is determined and why it is important for accurate measurements.

Multiple Choice

Which of the following is NOT a common serial communication interface for AVR microcontrollers?

• UART

• SPI

• I2C

• PWM

Multiple Select

Which of the following statements about serial communication in AVR microcontrollers are correct?

• It can be asynchronous or synchronous.

• It is used to connect microcontrollers with external devices.

• It only supports synchronous communication.

• It enables the exchange of data.

Multiple Choice

Which of the following statements best describes asynchronous serial communication?

• It uses a shared clock signal between devices.

• It relies on start and stop bits to frame each data byte.

• It is only used for long-distance communication.

• It requires multiple communication lines for data transfer.

Multiple Select

Which of the following are applications of asynchronous serial communication?

• UART-based communication in AVR microcontrollers

• Communication between microcontrollers and GPS modules

• Communication between microcontrollers and high-speed memory devices

• Connecting multiple devices on the same bus

Multiple Choice

Which communication protocol supports multiple devices on the same bus and is suitable for connecting sensors, EEPROMs, and real-time clocks?

• UART

• SPI

• I2C

• RS232

Multiple Choice

Which Arduino models provide the highest number of digital interfaces according to the table?

• Leonardo and Micro

• Due and Mega

• Mini and Uno

• Yun and Leonardo

Open Ended

What questions do you still have about internal peripherals after reviewing this chapter?

Multiple Choice

Which of the following topics is NOT covered in this chapter?

• Parallel Input and Output

• Analog to Digital Converter

• Serial Communication Interfaces

• Microprocessor Architecture