1. Digital Electronics LAB #1 Must be completed by Oct 30 Bonus if done by Oct 29 INSTRUCTIONS 1.When you have a working system make an appointment for me or the lab assistant to check its operation. 2.Be sure to enter all your answers using power point. 3.Save your circuit since it will be used in the next lab. NAMES 1.______________________ 2.______________________ Lab Station Number: Points Type Possible Score Working 20 Neatness 5 Completed forms 10 Bonus 2 TOTAL 35

2. PROBLEM  Your task is to design a Braille digit to BCD translation circuit Your input will consist of the state of four switches representing a Braille digit Your output will be the digit displayed on the 7-segment display

3. Background  Braille consists of two columns of 3 dots and is used to represent letters and numbers for the blind. The number patterns are given by: 0 1 2 3 4 5 6 7 8 9 off on Assign the switches on the trainer to represent Braille as follows: - - sw0 sw1 sw2 sw3

4. Truth Table/Equation (must be completed before the lab) Simplified Equations: 0 1 2 3 A B C D 0 0 0 0 0 1 0 0 1 0 0 0 1 1 0 1 0 0 0 1 0 1 1 0 0 1 1 1 1 0 0 0 1 0 0 1 1 0 1 0 1 1 1 1 0 0 1 1 0 1 1 1 1 0 1 1 Switches

5. Circuit Schematic (Use MAX+PLUS II)

6. VHDL Code (enter your code below)

7. VHDL Simulation Run (enter the Waveform below)

8. STUFF SHEET I A 1. 8. 2. 9. 3. 10. 4. 11. 5. 12. 6. 13. 7. 14. B 1. 8. 2. 9. 3. 10. 4. 11. 5. 12. 6. 13. 7. 14. C 1. 8. 2. 9. 3. 10. 4. 11. 5. 12. 6. 13. 7. 14.

9. Stuff Sheet II D 1. 8. 2. 9. 3. 10. 4. 11. 5. 12. 6. 13. 7. 14. E 1. 8. 2. 9. 3. 10. 4. 11. 5. 12. 6. 13. 7. 14. F 1. 8. 2. 9. 3. 10. 4. 11. 5. 12. 6. 13. 7. 14.