On Thu, Jul 28, 2011 at 2:51 AM, wrote: > > I agree to that DMA is not responsible, but my question is how to detec= t > the > > end of transmission from UART, interrupt on each byte will be wasting c= pu > > time. So I would like to get an interrupt. > > > > Can you use 9 bit mode? Then send your frame end with the 9th bit set? > > > Thakyou alan, This is a perfect solution for the scenario, but there are some uart communication with other modules, some RF transreceivers, GSM modem , will it work in that case? > > -- > http://www.piclist.com PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist > --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .