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Question:
a) Differentiate between Asynchronous message passing and Synchronous-message passing.
b) If keyboards are the predominant means of interface to human input, then visible displays are the universal means of human output. Explain the three broad categories in which displays can be grouped.
c) The design of the microcontroller starts with an identified need and blank piece of paper or computer screen. What are the four steps involving the evolution of the microcontroller?
d) Describe the term "Validation" in the Embedded System Design context.
e) Give four different actions included in Testing.
The voltage across a 1 - μF capacitor is given. Which is the sinusoidal expression for the current? a) 30 sin200t b) 70cos (800t - 20°) At what frequency will the re
Q. Three identical impedances of 30 30° are connected in delta to a three-phase 173-V system by conductors that have impedances of 0.8 + j0.6 each. Compute the magnitude of the l
what ternary alloy, composition and binary substrate can be used for an LED at 1.55 µm optical fiber windo
Interrupt Signals There are five interrupt signals in 8085 microprocessor. These signals are used to inter rut the current program under execution and transfer the ex
A 3-bit quantizer is utilized to transform the following signal into a binary digital signal. Determine the binary values of the first three samples (assuming the quantizer rounds
Show how a typical DMA controller can be interfaced to an 8086/8085 based maximum mode system. For 8088 in maximum mode: The RQ/GT1 and RQ/GT0 pins are utilized to issue DMA
Q. Show NPN Common Emitter Amplifier? The common emitter configuration lends itself to voltage amplification and is the most common configuration for transistor amplifiers.
what about power genration?
A coil of inductance 0.04 H and resistance 10? is connected to a 120 V, d.c. supply. Verify (a) The final value of current (b) The time constant of the circuit (c)
The transformer of Example is supplying full load (i.e., rated load of 50 kVA) at a rated secondary voltage of 240 V and 0.8 power factor lagging. Neglecting the exciting current o
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