You are here:

Electronics/electronics

Advertisement


Question
What type of 7 segment display should be used for a 8 candidate quiz buzzer circuit? Common cathode or common anode?

Answer
The answer you got from ASK is a good one.

http://www.ask.com/answers/449162661/what-type-of-7-segment-display-should-be-us

Here is a design idea for your consideration:

http://www.engineersgarage.com/microcontroller/8051projects/8-candidate-quiz-buz

Common Cathode or Common Anode refers to multiple segment displays with common connections to either end of the power supply voltages.

Does this help?  Best wishes.  

Electronics

All Answers


Answers by Expert:


Ask Experts

Volunteer


ZZ

Expertise

Electronics questions about AC, DC and digital theory.

Experience

Graduate electrical engineer with over 40 years in electronic design, manufacturing, project organization and patent review. Experience in fields of industrial and consumer electronics (audio, video, acoustics, etc.)

Organizations
IEEE (Institute of Electrical and Electronics Engineers); Senior Life member AES (Audio Engineering Society), Fellow Life member

Education/Credentials
BSEE University of North Dakota

©2016 About.com. All rights reserved.