Co1 Flashcards
What is a microcontroller?
A compact integrated circuit designed to govern a specific operation in an embedded system
What components are typically included in a microcontroller?
Processor, memory, and input/output peripherals
What are some applications of microcontrollers?
- Industrial automation
- Automotive systems
- Home appliances
- Consumer electronics
- Medical devices
- Military systems
- Environmental monitoring
- Robotics
- Internet of Things (IoT)
True or False: Microcontrollers are general-purpose processors.
False
What is the primary function of a microcontroller?
To control a single function in a device
How do microcontrollers process data?
They interpret data received from I/O peripherals and use instructions stored in program memory
What is a microprocessor?
An integrated circuit that serves as the brain of a computer or other electronic devices
What essential tasks does a microprocessor perform?
Processing data, executing instructions, and controlling other components
List some applications of microprocessors.
- Computing
- Automotive
- Telecommunications
- Consumer electronics
What was the significance of the Intel 4004?
The first commercially available microprocessor, a 4-bit CPU
What architecture did the Intel 8086/8088 introduce?
The x86 architecture
What are the main components of a microprocessor?
- Arithmetic Logic Unit (ALU)
- Control Unit (CU)
- Registers
- Buses
What does the Arithmetic Logic Unit (ALU) do?
Performs arithmetic and logical operations
What is the role of the Control Unit (CU) in a microprocessor?
Directs the operation of the processor by fetching, decoding, and executing instructions
Fill in the blank: A microprocessor’s registers hold data, instructions, or addresses _______.
temporarily during execution
What are the three types of buses in a microprocessor?
- Data Bus
- Address Bus
- Control Bus
What is the function of the Data Bus?
Transfers data between the CPU and other components
What does the Address Bus carry?
Addresses of data and instructions
What is the Control Bus used for?
Carries control signals to manage operations of the CPU and other components
