Control Components
Introduction
Weve looked at fundamental building blocks
That comprise the datapath in embedded design
Now want to look at control aspects
Control component typically expressed as
Fi
EE 399 Introduction to semiconductors and devices
Problem Set #6
Winter 2016
Use the values if not given in the problems,
Si: = 1.5 1010 cm3 ; = 2.8 1019 cm3 ; = 1.04 1019 cm3 ; = 1.12 eV;
GaAs: = 1.8
EE 399 Introduction to semiconductors and devices
Problem Set #3
Winter 2016
Problem #1
Probability Calculation
An electron is described by a wave function given by
2
2
() = sin (
)
For 0 < < . The wa
EE 399 Introduction to semiconductors and devices
Problem Set #8
Winter 2016
Problem #1
The pn junction Consider an abrupt Si pn + junction that has 1015 acceptors cm-3 on
the p-side and 1019 donors o
EE 399 Introduction to semiconductors and devices
Problem Set #5
Winter 2016
Problem #1
Fermi energy and density of states the Fermi energy (in eV) of Na and Au are
3.15 eV and 5.54 eV, respectively a
EE 399 Introduction to semiconductors and devices
Problem Set #1 solution
Winter 2016
Problem #1
Problem #2
Problem #3
Problem #4
Problem #5
1.22 Calculate the density of valence electrons (particles/
EE 399 Introduction to semiconductors and devices
Problem Set #3 Solution
Winter 2016
Problem #1
Probability Calculation
An electron is described by a wave function given by
2
2
() = sin (
)
For 0 < <
EE 399 Introduction to semiconductors and devices
Problem Set #4 Solution
Winter 2016
Problem #1
Phase of an atomic orbital
a. What is the functional form of a 1s wavefunction, (r)? Sketch schematical
EE 399 Introduction to semiconductors and devices
Problem Set #2
Winter 2016
Problem #1
Photons and photon flux
a. Consider a 1 kW AM radio transmitter at 700 kHz. Calculate the number of photons
emit
BB 399 Introduction toSemiconductors and Devices
Instructor: TaiChang Chen
2nd Midterm
10:30 11:20am 05/18/2015
Notes:
1. Try to t your work onto the same sheet as the problem itself. If you need to
EE 399 Introduction to semiconductors and devices
Problem Set #2 Solution
Winter 2016
Problem #1
3.1 Photons and photon flux
a. Consider a 1 kW AM radio transmitter at 700 kHz. Calculate the number of
The Verilog Hardware Description Language
Introduction
As we know circuits and systems we are developing today
Growing in capability and complexity every day
Yesterday a sketch on a piece of paper and
Generating Digital Signals
Introduction
Are a number of different kinds of digital signals
That may be required in an embedded application
Applications may include
Control of various kinds of motors
I
Datapath Components
Introduction
Have determined that can decompose system into
Datapath and control
Identified
Datapath as
Route(s) data takes through system
Components through which data passes
As i
Design a First View
Introduction
Consider that you are thinking about a summer holiday across Europe
Several questions immediately come to mind
Where should you go
What should you see
How can you get
Contemporary Design
We have been talking about design process
Lets now take next steps into examining in some detail
Increasing complexities of contemporary systems
Demand the use of increasingly powe
Power Consumption
Introduction
Today more and more embedded applications
Targeted towards
Small hand held or other types of portable devices
Common thread through all such applications
Need to have lo
Introduction
Networks - What are They
What is a network - a bit difficult to define
We use the word all the time and seem to understand its meaning
Can talk of networks of
People
Roads
Companies
Telep
Programmable Logic Devices
Introduction
PLD - Programmable Logic Device
Hardware focus typically on
Microprocessor, microcontroller, and microcomputer
World of embedded systems is continually changing
Testing
introduction
We are typically used to thinking of
System and tester
Using first model in accompanying figure
First we design
The system then
We design the tester
Then we use the tester to test
Practical Considerations
In text book or ideal world
Signals change state or propagate though combinational or sequential networks
In zero time
At every turn real world signals encounter physics of pr
BB 399 Introduction to Semiconductors and Devices
Instructor: TaiChang Chen
1St Midterm
_ 10:30 11:20am 04/27/2015
Name: '1 Am a gag +0051
Student Number: / a 3 U s 6
Notes:
1. Try to t your work onto