LOGO of partner institution Building Network of Remote Labs for strenghthening university- secondary vocational schools collaboration APPLICATION OF LOGISIM SOFTWARE TOOL IN TEACHING DIGITAL ELECTRONICS TREND 2016 Conference , Zlatibor Elvira Hadžić 1, Vanja Luković 2, Radojka Krneta 3, Christos Dimopoulos 4 1 Technical school, Nova Varoš, Srbija, 23 University of Kragujevac, Faculty of technical sciences, Čačak, Serbia 4 European University Cyprus, Cyprus, Greece

LogiSim is an educational software tool for designing and simulating digital logic circuits  It is free (open source):  It runs on any machine supporting Java 5 or later  Simple toolbar interface  Enables designing and simulating  Built circuits can be used as sub-circuits of other circuits TREND 2016 Conference , Zlatibor

Summer School of NeReLa projcet  Over 100 of teachers of secondary vocational schools from Serbia  Remote experiments and software tools for teaching their subjects

First author of this paper Ms. Elvira Hadzic attended the LogiSim course TREND 2016 Conference , Zlatibor LogiSim course of NeReLa Summer School

TREND 2016 Conference , Zlatibor Reputable class using LogiSim software  Secondary technical school in Nova Varos  Realization of reputable class in Digital Electronics course  Registers – a standard sequential ciruits

TREND 2016 Conference , Zlatibor Goals of reputable class  Encouraging students for logical thinking and understanding principles of functionalities of registers using LogiSim software  Encouraging a desire for discovery and cognition

TREND 2016 Conference , Zlatibor Educational tasks of reputable class  Developing interest and curiosity  Developing logical way of thinking and reasoning  Encouraging positive personality traits  Acquiring new knowledge and experiences

TREND 2016 Conference , Zlatibor Activities of teacher  Demonstration  Encouragement  Guidance  Explanation of functionality of registers using LogiSim

TREND 2016 Conference , Zlatibor Ativities of students  Observation  Listening  Reasoning  Discussion  Practical implementation of demonstrated examples using computers

TREND 2016 Conference , Zlatibor Form and method of work and learning tools  Form of work: Individual and group  Method of work: Demonstration of principles of functionalities of registers, as well as the practical activity of students  Learning tools: Computers and video projector

TREND 2016 Conference , Zlatibor 4 – bit register with parallel input and output with RS flip-flops Control signals: LD – load CL – clear RD – read E – enable Parallel input: B3 B2 B1 B0 Parallel output: Q3 Q2 Q1 Q0 Clock signal: C

TREND 2016 Conference , Zlatibor 4 – bit register with serial input and output with RS flip-flops Control signals: CL – clear E – enable Serial input: IR Serial output: Q0 C – clock signal

Students’ evaluation of LogiSim software tool  11 students from Digital Electronic course  Questionnaire  First part - 13 questions  Second part – 2 essay questions: advantages and disadvantages TREND 2016 Conference , Zlatibor

1.The software tool (remote experiment) facilitated better understanding of module's theoretical background 2.The software tool (remote experiment) helped me to learn to use lab equipment 3. Software tool (remote experiment) within this learning module is prepared on appropriate technical level 4. Software tool (remote experiment) is easy to understand and use 5. Written manual for software tool (remote experiment) is clearly understandable and helpful 6. Software tool (remote experiment) was supported by adequate explanations of teacher/teaching assistant before its starting TREND 2016 Conference , Zlatibor Students’ evaluation of LogiSim software tool – first part

7.User interface for software tool (remote experiment) within this learning module is easy to use 8. Response time after user action within running software tool (experiment) is satisfying 9. Capture of experimental results is enabled 10. Storage of experimental results is enabled 11. Quality of visual display is satisfactory 12. There was no problem or stalling while working with software tool (remote experiment) 13. I would like to use software tool (remote lab) in other lessons of this subject too TREND 2016 Conference , Zlatibor Students’ evaluation about LogiSim software tool – first part

TREND 2016 Conference , Zlatibor Question Not relevant Average grade Students’ evaluation – results of first part – excellent - all grades were above 4.5

TREND 2016 Conference , Zlatibor Question Not relevant Average grade Students’ evaluation – results of first part - highest grades

1.The software tool (remote experiment) facilitated better understanding of module's theoretical background 2.The software tool (remote experiment) helped me to learn to use lab equipment 3. Software tool (remote experiment) within this learning module is prepared on appropriate technical level 4. Software tool (remote experiment) is easy to understand and use 5. Written manual for software tool (remote experiment) is clearly understandable and helpful 6. Software tool (remote experiment) was supported by adequate explanations of teacher/teaching assistant before its starting TREND 2016 Conference , Zlatibor Students’ evaluation about LogiSim software tool – first part – highest grades

7.User interface for software tool (remote experiment) within this learning module is easy to use 8. Response time after user action within running software tool (experiment) is satisfying 9. Capture of experimental results is enabled 10. Storage of experimental results is enabled 11. Quality of visual display is satisfactory 12. There was no problem or stalling while working with software tool (remote experiment) 13. I would like to use software tool (remote lab) in other lessons of this subject too TREND 2016 Conference , Zlatibor Students’ evaluation about LogiSim software tool – first part – highest grades

TREND 2016 Conference , Zlatibor Question Not relevant Average grade Students’ evaluation – results of first part - inadequate question – “ Capture of experimental results is enabled”

14. State the benefits of the software tool (remote experiment) Easy of use; Facilitates understanding of functionalities of logical circuits; Interesting simulations, it can be immediately checked and repaired; 15. Indicate disadvantages of the software tool (remote experiment) There is a need to implement logic circuits in laboratory conditions too TREND 2016 Conference , Zlatibor Students’ evaluation about LogiSim software tool – second part – essay questions results

CONCLUSION 1.Facilitate better understanding of module's theoretical background 2.Easy to understand and use 3.Successful replaces expensive laboratory equipment TREND 2016 Conference , Zlatibor

Thank You for your attention! TREND 2016 Conference , Zlatibor