> > > - And about those column lines: is there a reason they are on the > > higher half of port D and not the lower half? The latter can be freed > > with a character display if you use 4 bit mode... >
Now I have no reason. But you're right and thank you for the idea. > Also, LCD connectors can be 1x16 or 2x8... but supporting both might be too complicated when designing PCB > > What is the use of the ne555? > For measuring frequency (rpm windmill, wind speed) > Can you tell me more ? As a frequency divider ? Why not directly using a pin to count RPM ? > > What will be the size of this shield? And would it be usable on an > > arduino board? > Is 75x85 mm, standard jaluino shield. > But exist in jaluino/shields an adaption for Arduino shields. > > Yes but the other way: to plug Arduino shield onto Jaluino. 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.
