Computer Science Engineering (CSE) Exam  >  Computer Science Engineering (CSE) Questions  >  What is the difference between UART and USART... Start Learning for Free
 What is the difference between UART and USART communication?
  • a)
    they are the names of the same particular thing, just the difference of A and S is there in it
  • b)
    one uses asynchronous means of communication and the other uses synchronous means of communication
  • c)
    one uses asynchronous means of communication and the other uses asynchronous and synchronous means of communication
  • d)
    one uses angular means of the communication and the other uses linear means of communication
Correct answer is option 'C'. Can you explain this answer?
Verified Answer
What is the difference between UART and USART communication?a)they are...
UART stands for Universal Asynchronous receiver-transmitter and USART stands for Universal Synchronous and Asynchronous receiver-transmitter.
View all questions of this test
Most Upvoted Answer
What is the difference between UART and USART communication?a)they are...
Introduction:
UART and USART are both communication protocols commonly used in computer science and engineering. While they share many similarities, there are also key differences between the two. This article will explain the difference between UART and USART communication.

UART (Universal Asynchronous Receiver-Transmitter):
UART is a communication protocol that uses asynchronous means of communication. It is commonly used for serial communication between devices. The UART protocol involves the transmission of data one bit at a time, without the use of a clock signal. Instead, the data is transmitted with start and stop bits to indicate the beginning and end of each data frame.

USART (Universal Synchronous/Asynchronous Receiver-Transmitter):
USART, on the other hand, is a more advanced communication protocol that supports both synchronous and asynchronous means of communication. This means that it can transmit data using either a clock signal (synchronous) or start/stop bits (asynchronous). USART is often used in applications that require higher data rates or more precise timing.

Difference between UART and USART:
The main difference between UART and USART lies in their communication capabilities. Here are the key differences:

1. Asynchronous vs. Synchronous Communication:
- UART: UART only supports asynchronous communication. It transmits data using start and stop bits without the use of a clock signal.
- USART: USART supports both asynchronous and synchronous communication. It can transmit data using start/stop bits or synchronize the transmission with a clock signal.

2. Clock Signal:
- UART: UART does not require a clock signal for data transmission.
- USART: USART can utilize a clock signal for data transmission in synchronous mode.

3. Flexibility:
- UART: UART is simpler and more straightforward, making it easier to implement in many applications.
- USART: USART is more versatile and can be used in a wider range of applications due to its support for both asynchronous and synchronous communication.

4. Data Rate:
- UART: UART is generally used for lower data rates.
- USART: USART is capable of higher data rates, making it suitable for applications that require faster transmission speeds.

Conclusion:
In summary, UART and USART are communication protocols used for serial data transmission. The main difference between the two lies in their communication capabilities. UART only supports asynchronous communication, while USART supports both asynchronous and synchronous communication. USART is more versatile and can handle higher data rates, but it is also more complex to implement compared to UART.
Explore Courses for Computer Science Engineering (CSE) exam

Top Courses for Computer Science Engineering (CSE)

What is the difference between UART and USART communication?a)they are the names of the same particular thing, just the difference of A and S is there in itb)one uses asynchronous means of communication and the other uses synchronous means of communicationc)one uses asynchronous means of communication and the other uses asynchronous and synchronous means of communicationd)one uses angular means of the communication and the other uses linear means of communicationCorrect answer is option 'C'. Can you explain this answer?
Question Description
What is the difference between UART and USART communication?a)they are the names of the same particular thing, just the difference of A and S is there in itb)one uses asynchronous means of communication and the other uses synchronous means of communicationc)one uses asynchronous means of communication and the other uses asynchronous and synchronous means of communicationd)one uses angular means of the communication and the other uses linear means of communicationCorrect answer is option 'C'. Can you explain this answer? for Computer Science Engineering (CSE) 2024 is part of Computer Science Engineering (CSE) preparation. The Question and answers have been prepared according to the Computer Science Engineering (CSE) exam syllabus. Information about What is the difference between UART and USART communication?a)they are the names of the same particular thing, just the difference of A and S is there in itb)one uses asynchronous means of communication and the other uses synchronous means of communicationc)one uses asynchronous means of communication and the other uses asynchronous and synchronous means of communicationd)one uses angular means of the communication and the other uses linear means of communicationCorrect answer is option 'C'. Can you explain this answer? covers all topics & solutions for Computer Science Engineering (CSE) 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for What is the difference between UART and USART communication?a)they are the names of the same particular thing, just the difference of A and S is there in itb)one uses asynchronous means of communication and the other uses synchronous means of communicationc)one uses asynchronous means of communication and the other uses asynchronous and synchronous means of communicationd)one uses angular means of the communication and the other uses linear means of communicationCorrect answer is option 'C'. Can you explain this answer?.
Solutions for What is the difference between UART and USART communication?a)they are the names of the same particular thing, just the difference of A and S is there in itb)one uses asynchronous means of communication and the other uses synchronous means of communicationc)one uses asynchronous means of communication and the other uses asynchronous and synchronous means of communicationd)one uses angular means of the communication and the other uses linear means of communicationCorrect answer is option 'C'. Can you explain this answer? in English & in Hindi are available as part of our courses for Computer Science Engineering (CSE). Download more important topics, notes, lectures and mock test series for Computer Science Engineering (CSE) Exam by signing up for free.
Here you can find the meaning of What is the difference between UART and USART communication?a)they are the names of the same particular thing, just the difference of A and S is there in itb)one uses asynchronous means of communication and the other uses synchronous means of communicationc)one uses asynchronous means of communication and the other uses asynchronous and synchronous means of communicationd)one uses angular means of the communication and the other uses linear means of communicationCorrect answer is option 'C'. Can you explain this answer? defined & explained in the simplest way possible. Besides giving the explanation of What is the difference between UART and USART communication?a)they are the names of the same particular thing, just the difference of A and S is there in itb)one uses asynchronous means of communication and the other uses synchronous means of communicationc)one uses asynchronous means of communication and the other uses asynchronous and synchronous means of communicationd)one uses angular means of the communication and the other uses linear means of communicationCorrect answer is option 'C'. Can you explain this answer?, a detailed solution for What is the difference between UART and USART communication?a)they are the names of the same particular thing, just the difference of A and S is there in itb)one uses asynchronous means of communication and the other uses synchronous means of communicationc)one uses asynchronous means of communication and the other uses asynchronous and synchronous means of communicationd)one uses angular means of the communication and the other uses linear means of communicationCorrect answer is option 'C'. Can you explain this answer? has been provided alongside types of What is the difference between UART and USART communication?a)they are the names of the same particular thing, just the difference of A and S is there in itb)one uses asynchronous means of communication and the other uses synchronous means of communicationc)one uses asynchronous means of communication and the other uses asynchronous and synchronous means of communicationd)one uses angular means of the communication and the other uses linear means of communicationCorrect answer is option 'C'. Can you explain this answer? theory, EduRev gives you an ample number of questions to practice What is the difference between UART and USART communication?a)they are the names of the same particular thing, just the difference of A and S is there in itb)one uses asynchronous means of communication and the other uses synchronous means of communicationc)one uses asynchronous means of communication and the other uses asynchronous and synchronous means of communicationd)one uses angular means of the communication and the other uses linear means of communicationCorrect answer is option 'C'. Can you explain this answer? tests, examples and also practice Computer Science Engineering (CSE) tests.
Explore Courses for Computer Science Engineering (CSE) exam

Top Courses for Computer Science Engineering (CSE)

Explore Courses
Signup for Free!
Signup to see your scores go up within 7 days! Learn & Practice with 1000+ FREE Notes, Videos & Tests.
10M+ students study on EduRev