What are the main features of microcontroller system?

What are the main features of microcontroller system?

A micro-controller is a single integrated circuit, commonly with the following features: central processing unit – ranging from small and simple 4-bit processors to complex 32-bit or 64-bit processors. volatile memory (RAM) for data storage. ROM, EPROM, EEPROM or Flash memory for program and operating parameter storage.

What factors are needed to be considered for selecting a microcontroller?

Key factors to consider when choosing a microcontroller

• Power efficiency.
• Temperature tolerance.
• Security.
• Hardware architecture.
• Processing power.
• Memory.
• Hardware interface.
• Software architecture.

What are the advantages and disadvantages of using microcontroller?

Advantages and disadvantages of microcontroller

• Low time required for performing operation.
• The processor chips are very small and flexibility occurs.
• Due to their higher integration, cost and size of the system is reduced.
• The microcontroller is easily to interface additional RAM, ROM and I/O ports.

What are advantages of microcontroller?

Advantages of the microcontroller:

• The low time required for performing the operation.
• It is easy to use, troubleshooting and system maintenance is simple.
• At the same time, many tasks can be performed so the human effect can be saved.
• The processor chip is very small and flexibility occurs.

What are the three basic applications of a microcontroller?

Microcontroller Applications:

• Light sensing & controlling devices.
• Temperature sensing and controlling devices.
• Fire detection & safety devices.
• Industrial instrumentation devices.
• Process control devices.

What are the disadvantages of microprocessor?

Disadvantages of a microprocessor:

• The main disadvantages are it’s overheating physically.
• It is only based on machine language.
• The overall cost is high.
• The large size of PCB is required for assembling all components.
• The physical size of the product is big.
• Overall product design requires more time.

Why do we use PIC microcontroller?

PIC microcontroller was developed in the year 1993 by microchip technology. At present PIC microcontrollers are extensively used for industrial purpose due to low power consumption, high performance ability and easy of availability of its supporting hardware and software tools like compilers, debuggers and simulators.

What do you need to know about microcontrollers?

No need for any external interfacing of basic components like Memory, I/O Ports, etc. Microcontrollers doesn’t require complex operating systems as all the instructions must be written and stored in the memory. (RTOS is an exception). All the Input/Output Ports are programmable.

How much memory does a microcontroller have?

The volatile memory (RAM) for the microprocessor is in the range of the 512 MB to 32 GB. The volatile memory (RAM) for the microcontroller is in the range of 2 KB to 256 KB. The hard disk (ROM) for the microprocessor is in the range of the 128 GB to 2 TB.

What’s the difference between a microcontroller and a microprocessor?

The difference between a Microprocessor and Microcontroller is that a Microprocessor need to be interface with external memory and other I/O Interfaces to work as a computer whereas, a Microcontroller has all the required peripherals on the same chip as the CPU.

What kind of peripherals are in a microcontroller?

Most modern Microcontrollers might contain even more peripherals like SPI (Serial Peripheral Interface), I2C (Inter Integrated Circuit), ADC (Analog to Digital Converter), DAC (Digital to Analog Converter), CAN (Controlled Area Network), USB (Universal Serial Bus), and many more.