Question Bank for Prelim
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1
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Draw 8051
based system to interface DAC. Write a program to generate triangular wave.
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2
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Explain the
following microcontroller development tools
(1)
Assembler (2) Simulator (3) Compiler.
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3
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Draw
and explain functional block diagram of 8255 PPI
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4
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Explain the
control word format of 8255 PPI. Write the control word
to program all ports as output ports
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5
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With the help
of block diagram explain measurement of power factor.
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6
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Draw
an interfacing diagram and write program for speed control of a stepper
motor.
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7
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Draw
a schematic diagram for speed control of stepper motor using 8051
microcontroller
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8
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Draw
interfacing diagram of LCD with 8051. Also explain function of LCD pins.
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