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Problem :
a) What is an "Embedded System"? Discuss the characteristics of Embedded Systems.
b) Describe three downfalls of "Embedded Systems".
c) Explain the difference between a microcontroller and a microprocessor.
d) Heart of the 8051 microcontroller is the oscillator. What is the purpose of the oscillator?
e) Why are interrupts in "Embedded Systems" very important? Describe four types of interrupts.
Q. Write notes on clamping ? When a signal drives an open-ended capacitor the average voltage level on the output terminal of the capacitor is determined by the initial charge
Q. Determine L and C of the band pass filter circuit of Figure to have a center frequency of 1 MHz and a bandwidth of 10 kHz. Also find the Q of the filter.
Provide Definition of Signals A continuous-time signal x(t) is a signal that is a function of real number t. For a discrete-time signal x[n], it is a method of discrete time in
short note on thermal runaway
explain 4-bit comparator
RAR Rotate Accumulator Right Through Carry Instruction This instruction rotates the contents of the accumulator towards right by one bit. The D 7 bit moves to D 6 posi
Potentiometric type DVM: A potentiometric type of DVM, employs voltage comparison technique. In this DVM the unknown Voltage is compared with a reference voltage value is fixed by
What is dummy coil?
Explain a couple
Define Time and Shift Invariant? Time and shift invariant means that the system characteristics and shift do not change with time, i.e. the system output is independent of the
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