Yes, you're right. I actually thought of that, too, but only after I hit SEND :) Sean On Sat, Jul 11, 2009 at 1:20 AM, Tony Vandiver wrote: > That's a good point, but you should be getting a garbled mess for > characters on the first row if it were set up for 4 bits but you were > treating it like an 8 bit display. > > Sean Breheny wrote: >> I agree with the suggestions mentioned so far, especially regarding >> the timing. One other item: some LCDs are 4-bit only, even though >> there are pins for 8 data bits on the PCB. >> >> Sean >> -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist