Course Title: Aerospace Digital Fundamentals

Part B: Course Detail

Teaching Period: Term2 2011

Course Code: EEET6537

Course Title: Aerospace Digital Fundamentals

School: 130T Engineering (TAFE)

Campus: City Campus

Program: C6011 - Advanced Diploma of Engineering (Aerospace)

Course Contact : Steven Bevan

Course Contact Phone: +61 3 9925 4137

Course Contact Email:steven.bevan@rmit.edu.au


Name and Contact Details of All Other Relevant Staff

Andrew Kim
Location: City, 57.5.20
Telephone: 99254295
Fax: 99258099
Email: andrew.kim@rmit.edu.au  

Nominal Hours: 60

Regardless of the mode of delivery, represent a guide to the relative teaching time and student effort required to successfully achieve a particular competency/module. This may include not only scheduled classes or workplace visits but also the amount of effort required to undertake, evaluate and complete all assessment requirements, including any non-classroom activities.

Pre-requisites and Co-requisites

MATH5156 Aerospace Mathematics 1
EEET6533 Aerospace Electronic Fundamentals 1

Course Description

The purpose of this course is to provide underpinning knowledge relating to digital electronics for professional technicians.


National Codes, Titles, Elements and Performance Criteria

National Element Code & Title:

VBH164 Aerospace Digital Fundamentals


Learning Outcomes


1. Compare analogue and digital systems and explain the construction of integrated circuits.
2. Discuss digital number systems and convert between numbers and perform arithmetic functions.
3. Draw truth tables using two variables and discuss related concepts.
4. Describe, discuss and perform calculations relating to gate logic and gate pulse.
5. Explain the connection within circuits and operation of transistor transistor logic (TTL) gates.
6. Construct logic circuits and test to prove the Truth Tables.
7. Describe and explain the operation of flip flop circuits.
8. Explain the operation of, construct and test 4 bit serial and parallel registers.
9. Construct and test a MOD-16 up counter and explain related concepts.
10. Discuss readout devices, and construct and test a circuit containing a BCD input and a 7 segment LED display.
11. Discuss the purpose and operation of multiplexers and construct and test a multiplexed two digit 7 segment display circuit.
12. Explain, to block diagram level, the operation of analogue-to-digital (A/D) converters and construct test, and explain aspects of a circuit using monolithic A/D converters.
13. Discuss the purpose and operation of digital-to-analogue (D/A) converters and construct and test a circuit containing D/A converters.
14. Describe how timing and control signals are obtained and the operation of delay lines and construct and test circuits containing timing devices.
15. Analyse an electronic circuit.


Details of Learning Activities

1.1 Explain the differences between analogue and digital systems
1.2 Explain the construction of integrated circuits (ICs)

2.1 State the reasons for using different number systems
2.2 List the base and digits of the following systems:
decimal
binary
octal
hexadecimal
2.3 Convert numbers between the following systems:
decimal
binary
octal
hexadecimal
2.4 Describe the representation of signed binary numbers in the following forms:
true magnitude
one’s complement
two’s complement
2.5 Convert between numbers in the following forms:
true magnitude
one’s complement
two’s complement
2.6 Describe the following binary calculations:
addition of two positive numbers
addition of a positive number and a smaller negative number
addition of a positive number and a larger negative number
addition of two negative numbers, and
subtraction using the two’s complement method
2.7 Solve the following processes using binary numbers:
addition of two positive numbers
addition of a positive number and a smaller negative number
addition of a positive number and a larger negative number
addition of two negative numbers
subtraction using the two’s complement method
2.8 Multiply binary numbers
2.9 Divide binary numbers
2.10 Demonstrate Binary Coded Decimal (BCD) addition

3.1 List the states that a Boolean variable or constant may adopt
3.2 Describe the relationships between Boolean variables or constants and the actual parameters they represent
3.3 Draw the truth tables for the following functions using two variables:
AN
OR
XOR
NAND
NOR
NOR
INVERTER

4.1 Draw the logic symbols for the following gates:
AND
OR
XOR
NAND
NOR
NOR
INVERTER
4.2 Define the following pulse characteristics:
rise time
fall time
pulse duration
duty cycle
4.3 Calculate, from a given wave shape, the following pulse characteristics:
rise time
fall time
pulse duration
duty cycle
4.4 Define the term ‘propagation delay
4.5 Calculate, from data sheets, the propagation delay of a circuit containing no more than five logic gates
4.6 Explain the operation of gates designed for current sinking and current sourcing
4.7 Define ‘fan in’ and ‘fan out’
4.8 Calculate from data sheets the maximum number of inputs that can be driven by a single output
4.9 Define the terms ‘noise immunity’ and ‘noise margin’
4.10 Calculate from data sheets the noise margins between two given gates

5.1 List the major characteristics of the following:
TTL
Metal Oxide Semi-conductor (MOS)
Complementary Metal Oxide Semi-conductor (CMOS)
5.2 Explain the operation of a TTL totem pole output circuit
5.3 Explain the effect on a TTL gate if an input is left disconnected
5.4 Explain why TTL totem pole outputs cannot be wired ANDed
5.5 State the purpose of open collector TTL gates
5.6 Explain the operation of a Tri-state TTL gate

6.1 Describe the procedures to be adopted when using:
Logic Trainers
Logic Probes
Logic Monitors
IC removers
6.2 Construct a circuit containing the following elements:
AND gate
OR gate
XOR gate
INVERTER
6.3 Test the circuit to prove the Truth Tables for each of the following gates:
AND gate
OR gate
XOR gate
INVERTER

7.1 List the characteristics of the following types of flip flops:
S-C
J-K
D
D latch
7.2 Explain the operation of the following flip flops:
S-C
J-K
D
D latch
7.3 Explain the difference between synchronous and asynchronous inputs
7.4 Describe the differences between the following types of triggering:
leading edge
trailing edge
level
7.5 Explain what is meant by negative logic
7.6 Define the terms ‘set up time’ and ‘hold time’
7.7 Explain how ‘race conditions’ are generated in logic circuits
7.8 Explain the methods of eliminating "race conditions" in logic circuits

8.1 State the purpose of registers
8.2 Describe the operation of serial and parallel registers
8.3 Explain the operation of a 4 bit register configured for series and parallel operation
8.4 Construct a 4 bit register for each of the following forms:
serial
parallel
8.5 Test serial and parallel 4 bit register circuits

9.1 Define the term ‘MOD number’
9.2 Explain frequency division
9.3 Explain the difference between synchronous and asynchronous counters
9.4 Explain the operation of a 4 bit up counter and a 4 bit down counter
9.5 Explain the operation of a decade counter
9.6 Explain how the MOD number of a counter may be varied
9.7 Describe how a counter can be stopped at a given number
9.8 Explain the operation of a ring counter
9.9 Construct and test a MOD-16 up counter
9.10 Modify a MOD-16 up counter to stop at count of 13
9.11Test the modified up counter to verify correct stopping position of 13
9.12 Test the modified up counter to determine the average propagation delay of the flip flops

10.1 State the purpose of readout devices
10.2 List the disadvantages of discrete readout devices
10.3 Describe the construction of the following types of readouts:
gas discharge
liquid crystal
light emitting diode (LED)
10.4 Describe the function of zero suppression circuitry
10.5 Explain the operation of a 7 segment display circuit
10.6 Construct and test a circuit containing a BCD input and a 7 segment LED display

11.1 State the purpose of multiplexing
11.2 Explain the operation of a basic 4 channel multiplexer
11.3 Describe how parallel data may be converted to serial data
11.4 Explain the operation of a 1 to 8 multiplexer
11.5 State the purpose of data bussing
11.6 Explain how data bussing is achieve
11.7 Construct a multiplexed two digit 7 segment display
11.8 Test the multiplexed two digit 7 segment display circuit

12.1 Explain, to block diagram level, the operation of the following A/D converters:
ramp
successive approximation
dual slope integration
parallel (flash)
parallel/serial
12.2 Construct, using a digital trainer, a circuit using monolithic A/D converters
12.3 Describe the errors that occur in A/D conversion

13.1 State the purpose of D/A conversion
13.2 Define, with respect to D/A converters, the following terms:
input weight
resolution
settling time
13.3 Explain the operation of the following methods of D/A conversion:
weighted resistor
resistance ladder
13.4 Construct, using a digital trainer, a circuit containing D/A converters
13.5 Test the circuit containing D/A converters to verify correct operation

14.1 State the purpose of timing and control circuits in digital systems
14.2 Define the term ‘synchronous’ and ‘asynchronous’
14.3 Describe the relationship between phases in a two phase clock system
14.4 Describe how the following may be used to obtain timing and control signals:
R-C oscillators
crystal oscillators
specialised ICs
timing signal generators
14.5 State the purpose of delay lines
14.6 Explain the difference between ‘active high’ and ‘active low’
14.7 Construct, using a digital trainer, circuits containing the following timing devices:
R-C oscillators
crystal oscillators
specialised ICs
timing signal generators
14.8 Test the following circuits to verify correct operation:
R-C oscillators
crystal oscillators
specialised ICs
timing signal generators

15.1 Explain the operation of a circuit containing a combination of digital components, OPAMPs, A/Ds and D/As


Teaching Schedule

Week 1:
Digital and Analog Quantities

Week 2:
Number Systems and Codes

Week 3:
Digital Arithmetic

Week 4:
Truth Table

Week 5:
Digital Logic

Week 6:
Digital Logic

Week 7:
Flip-Flops

Week 8:
Counters

Week 9:
Shift Registers

Week 10:
Multiplexers

Week 11:
Digital and Analog Converters

Week 12:
Digital Integrated Circuits

Week 13:
Practical Assessment

Week 14:
Revision

Week 15:
Final Examination (Closed book)


Learning Resources

Prescribed Texts


References

Digital Fundamentals, 6th Ed, Thomas L Floyd, Prentice Hall

Digital Systems, 6th Ed, Tocci. Ronald, Prentice Hall

Microelectronics in Aircraft Systems, E.H.J Pallett, Pitman

Digital Principles and Applications, 5th Ed, Donald P. Leach, Albert Paul Malvino, Macmillan/McGraw Hill

Digital Applications, CBE TAFE notes


Other Resources


Overview of Assessment

To successfully to complete this course the student is required to pass written assessment tasks and demonstrate skills and ability by completing practical tasks to aerospace standards.


Assessment Tasks

Participants are required to complete three assessment tasks. The first assessment task is practical assessment, second assessment is written assignment and third assessment is closed book final examination at the end of the course.

Assessment task 1: Practical (10%)

Assessment task 2: Written Assignment (30%)

Assessment task 3: FINAL EXAMINATION (60%)


Assessment Matrix

 Learning Outcomes% of Assessment
Assessment 11 to 1510
Assessment 21 to 1530
Assessment 31 to 1560

Course Overview: Access Course Overview