Difference Between Microprocessor and Microcontroller
The microprocessors operate at a speed clock frequency much higher than a microcontroller. A list of differences between Microprocessor and Microcontroller are given below.
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The processor on a single chip is called a Microprocessor which can process micro-instructions.
. Instructions in the form of 0sand 1s are called micro-instructions. It is a processor in which memory and IO output component is connected externally. A microprocessor having a zero status flag.
Microcontroller acts as a heart of embedded system. The clock speed of a microprocessor is in the range of 1 GHz to 4 GHz. Microprocessor is complex and expensive and requires a large number of instructions to process.
Microcontroller The key difference between both the terms is the presence of peripheral. Therefore a program is easier to write. The microcontroller has inbuilt memory to store temporary data RAM and as well as for code ROM.
Now you know the differences between the microprocessor and microcontroller. The microprocessor has fewer registers. This relates back to the notion that microcontrollers are designed to handle a particular task or application whereas microprocessors are designed for more complex robust and unpredictable computing tasks.
If you require an IC with higher processing speeds and your system has much more complex tasks the microprocessor is your device of choice. That entails employing the exact amount of speed and strength necessary to complete the task neither more nor less. The microprocessors have to run an operating system or it is used for very complicated tasks.
So which is better. They can be differentiated in terms of their structure internal parameters applications cost power. Hence it does not provide flexibility to add memory according to requirement.
Due to the compact design of microcontroller they are used in mini. While in the case of microcontroller high clock speed is not required. Microprocessors are much more expensive than microcontrollers.
A typical microprocessor has a clock frequency of 1GHz but a typical microcontroller has a clock frequency of only 20 MHz. Thus as main components the microprocessor will have theControl Unit. An external bus is required to interface to peripherals.
A microcontroller has no zero flag. They both are used in CPU but have different organizing and optimization processes. Therefore most of the operations are memory-based.
The microprocessor uses Von Neumann architecture where data and program present in the same memory module. Microcontroller is simple and inexpensive requiring less number of instructions to process. The circuit is complex due to external connection.
The microprocessor is the CPU part of a microcomputer and it is also available as a single integrated circuit. The microcontroller uses Harvard architecture. Unlike microcontrollers microprocessors have no built-in memory ROM serial ports Timers and other peripherals that constitute a system.
It is not efficient. Microprocessors are also used for general purpose applications that allow us to store large amounts of data. They cannot be distinguished by looking at them.
Key difference in both of them is that microcontroller chip has processor and memory embedded on it but microprocessor chip is just a processor so we have to attach external parts with it. The clock speed for the microcontroller is in the range of the 1 MHz to 300 MHz. The microcontroller can access data and program at the same time as it is in a separate memory.
It has less number of registers. The thing is that one is not better than the other. The microcontroller has inputoutput ports.
Microprocessor acts as a heart of computer system. Most of the operations are based on memory. It has a zero status flag.
It is a processor where the memory and IO component are connected externally. Difference between Microprocessors Microcontrollers Microprocessors contain only one of the central processing units whereas micro controllers contain a CPU. It all depends on what the application or project demands.
It cant be used in compact system. Lets dive in to learn about them in a detailed manner. Start by learning the difference between a microprocessor and a microcontroller.
On the other hand a microcontroller is an IC combined with different instruments to apply a. Summary of Microprocessor vs. A microprocessor average price is about 7000.
Microprocessor Arithmetic Logical Unit ALU Control Unit CU General Purpose Registers GPRS Microcontroller Microprocessor Memory RAM and ROM System Buses Data Bus Address Bus Control Bus Clocks InputOutput IO ports. In this module data and program get stored in separate memory. It is mainly used in personal computers.
The main difference between a microcontroller and microprocessor is the presence of necessary peripheral or components like RAM ROM EEPROM etc inside a single IC chip. The clock frequency is lower than the microprocessor. Microprocessors act as the heart of the embedded system.
The microcontroller has more registers. Computing on a micro-scale is a huge part of our world. It is generally used in personal computers.
The main difference between Microprocessor and Microcontroller is that a microprocessor is just an IC modeled to run generally digital computation aims.
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