Yes I did get one of the 3 wire fans yesterday to test the code and it worked fine, got about 2400rpm. I also built a new IR rpm sensor instead of using the photo-interrupter, It still gave me wrong numbers.Here is the circuit I used:I have seen other people make these circuits so why is not working for me. What is wrong?
Please enter a valid email to subscribe
We need to confirm your email address.
To complete the subscription, please click the link in the
email we just sent you.
Thank you for subscribing!
via Egeo 16