Search found 2 matches

by Raffles
Sun Jan 25, 2015 4:21 pm
Forum: Introduction to Digital Electronics
Topic: #10 Design an LED Chaser [Post Homework Here]
Replies: 4
Views: 8080

Re: #10 Design an LED Chaser [Post Homework Here]

Hi there... yep, debugging is apparently quite a challenge! Spent a fair amount of time on this circuit now... still no luck :) but I think have isolated the issue (s). 3-8 decoder works OK. Also, I that there is another typo on the schamatic as the 3 enabling pins should be held high/low in the opp...
by Raffles
Thu Dec 11, 2014 6:16 pm
Forum: Introduction to Digital Electronics
Topic: #10 Design an LED Chaser [Post Homework Here]
Replies: 4
Views: 8080

Re: #10 Design an LED Chaser [Post Homework Here]

*Not homework, but a question on the lesson. Sorry if it's not the right place!* Hi there, I'm having problems with the LED chaser circuit... any thoughts/ideas gratefully received! In the circuit I put together, all 8 outputs of the 3-8 line decoder are registering a continuous positive output (all...

Go to advanced search