Hi Joep, 2010/10/28 Joep Suijs <[email protected]>
> Hi Seb, > > > You write: > > When a motor @12V runs at its max speed, it can produce back-emf up > > to (almost) 12V. When it's not running, well, that's 0V... The voltage > > divider I'm using make this 0-12V range fits into 0-5V. > Did you take into account that your motor can run forward and > backward? If you do not swicht the back-emf circuit, you will get > -12...12V. > In my original design, there are actually two dividers per motors. In software, I select the proper analog input depending on the move. > [...] > Bottom line: see if there is a problem with the straight-forward > approach before you start fixing ;) > Sure ;) Cheers, Seb -- You received this message because you are subscribed to the Google Groups "jallib" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/jallib?hl=en.
