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Re: Final year Project
Some folks are more easily impressed than others. I take it this is a school project. What is the curriculum? If it is hardware and software (and you are to do everything) how about a small line following robot crawler? Those are fun to watch and involve knowledge of...
uln2803a led drive circuit drawing
Using the original posters choice of words, in particular the words "convert it 3v into 12v" I'm still unsure, but I guess if I was forced to choose, he might be saying he wants to make 12 volts from 3 volts, in that case, he'll need to create or purchase a DC...
uln board
Please allow me to inject some correct information here. In order to use the MCT2E opto device shown above, you do NOT feed the LED side 3 volts.
The LED side needs to have a controlled electrical current flowing through the LED in a forward biased fashion. Saying feed 3 volts...
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