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design a Mealy FSM to control a vending machine. This vending machine sells chewing gum for 20 cents. There is a single coin slot that accepts either a nickel or a dime. Only one coin can be input at a time and no change is given. When at least 20 cents is deposited, the single output of the FSM is asserted (logic 1), which releases a package of chewing gum.You must show the complete design process from developing the state diagram through and including a complete schematic. Be sure to verify the state diagram is in minimal form. The output of this FSM does not have to be registered. (Do you know why?)Show a timing diagram indicating which states you are in and the FSM output. for the following 3 conditions:1. deposit 5 cents, 5 cents, 10 cents2. deposit 10 cents, 5 cents, 5 cents3. deposit 10 cents, 5 cents, 10 cents
An emitter-follower circuit is built using an npn transistor with ß=100 and with RE =1k-ohm. What is the input impedance of the open circuit. If a load of 100-ohm is connected to the output of the circuit, what is the input impedance
Suppose we have a causal LTI system with rational system function H(s). We don't know H(s), but we do have the following information: i. When the input to the system is x(t) = u(t), the output y(t) is absolutely integrable.
Design an inverting op-amp circuit for which the gain is -5V/V and the total resistance used is 120kΩ
All of us know that an automatic iron box set at "silk" will get heated upto a particular value, and if it is set at "wool"' iron box will get heated upto a higher value. Draw a block diagram representing the control system.
A switch turns the voltage source on and off. Evaluate the voltages across each of the capacitors and determine whether the energy changes due to the switch being turned on or off.
If Nand gates are used throughoutand a ripple-carry design is used, calculate the delay through the adder, assuming all inputs are presented at the same instant, and counting D seconds per gate. Which output signal suers the worst delay.
Two infinite sheets of charge lie parallel to each other, separatedby a distance d. The upper and lower sheets have surfacecharge densities ρsa and ρsb[C/m2], respectively. find the voltage Vab from the top to the bottom surface
An InP TED is 0.5 pm long with a cross sectional area of 10" cm2 and is operated in the transit-time mode.(a) Find the minimum electron density no required for transit-time mode.
Consider a 32-bit microprocessor whose bus cycle is the same duration as that of a 16-bit microprocessor. Assuming that, on the average, 20% of the operands and instructions are 32 bits long, 40% are 16 bits long, and 40% are only 8 bits long.
Compare the differences in the FFT result. Explain why even though the inputs to both FFTs are the same cosine waves, the shapes of the FFTs are different.Compute and plot the 128 point FFT of a 0.125Hz cosine wave
Find the applied voltage of an iron-core transformer if the secondary voltage is 240 v, and Np = 60 with Ns = 720
Sketch the unit step response of the system below. Show the magnitude of the steady state on the c(t) axis of your response curve and the value of the time constant on the t axis. T(s)=C(s)/R(s)=5/s+2.5
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