ECE 265 Final Exam Review 9252020 1 Final

ECE 265 Final Exam Review 9/25/2020 1

Final Exam Topics 2 What is on the exam – Specifics will not be provided, but This will provide some guidance. Much of the final topics incorporate the knowledge from earlier in the course so it is by nature, comprehensive. The exam will be 4 topic areas and I will give what they are. In each topic there will be 5 or so multiple choice questions in each area. ECE 265 9/25/2020

Topic Area 3 Topic area 1 Know the 68 HC 11 A-to-D converter. How do you set it up for specific conversion. I will assume that you only have the 4 A-to -D inputs, the 68 HC 11 version of the microcontroller. A-to-D conversion in general. Things like what is FSR? For the 68 HC 11 which has a FSR of 0 to 5. 12 V, what digital value would be obtained after A-to-D conversion for 1. 28 V? The HC 11 produces an 8 bit conversion so you have 20 m. V/bit. This gives 1. 28 V/20 m. V = 64 0100 0000 What value do you place in the ADCTL to set up a specific pin for conversion? One time only, continuous, all for pins once, continuously? Which register is the result of conversion placed in. When does conversion start and how long does it take? ECE 265 9/25/2020

Topic Areas - continued 4 Topic area 2 – Assembler instructions Topic area 3 Hand assembly of instructions including branch instructions. Branches, range and how to calculate the value forward and back branches. How long instructions take to execute Program analysis Interface to the ports of digital devices or switches, leds, etc. The difference in the ports on the HC 11 and setting up those that need setup Topic area 4 Conversion of pseudo code to assembler language and general questions on programming. ECE 265 9/25/2020

Assignment 5 Study for the exam. Look over the lecture slides. Go over the quizes Review the homework problems. ECE 265 9/25/2020