Answer:
Timer devices is the important application in the embedded system. It basically maintain the timing of the operation which synchronize the external clock in the timer device.
Timer device is the special type of clock that is use to measure the fixed time interval in the embedded system.
Timer devices used in many applications like measure the time delay and used in generating the baud rate.
The main function of the timer device in the embedded system is that it counts from the zero upward in the stopwatch for measuring the time elapse.