Compare synchronous and asynchronous communication.

Compare synchronous and asynchronous communication.
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1 Answer

Answer :

Synchronous communication
Asynchronous communication
Single clock is used for both transmitter and receiver
Two different clocks are used for both transmitter and receiver
Data bits are transmitted with sync character
No sync character is required
Start and stop bits are not used 
Start and stop bits are used
Used for data transfer rate >= 20 Kbps
Used for data transfer rate <= 20 Kbps
Used for transferring block of data at a time
Used to transfer one character at a time
Character is received at a constant rate
Character is received at a any rate
Less reliable
More reliable
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