Vhdl code to realize the or gate using generics

Question

1) For Full wave Rectifier with RC-filter. If v_s(t)=20 sin (120πt) and R=10Kohm, c=100μf. Use Matlab to determine the following:

a) Peak to peak value of ripple voltage

b) DC output voltage

c) Discharge time of capacitor

d) Period of the ripple voltage

2)a) Implement 2 x 4 decoder by using:

i) With Select

ii) Case Statement

b) Write down a VHDL code by using structural modelling to estimate the function given below:

F(A,B,C,B)=Σ_m(0,2,3,5,7,8,9,10,11,13,15)

3) Describe the data types which are used in VHDL with appropriate examples?

4) What is meant by Generate statement? Describe the kinds of Generate Statement with suitable example

5)a) Write down a Matlab code to plot I-V Characteristics of diode at given temperatures 0 and 50. Suppose saturation current of diode at 27^oC is 10-12, emission constant of diode is 1.9

b) Deduce an expression for transfer function Vo/Vin for the integrator. If C=1μf  and R1=5Kohm, plot magnitude response by using matlab  for Rf equal to 100Kohm, 700Kohm

6)a) Describe Generics with detailed illustration.

b) Write down a VHDL Code to realize the OR Gate using Generics?