> Subject: Re: SV: [PIC]: Trying to get a 18f4550 to talk to an LCD! Was > 16f877a > I know about the timers but I am still learning about things like=20 > that so for now I have done the down and dirty. What I would really like= =20 > to solve is why my VCP disappears and I have to do a reboot and then a=20 > reinstall to get it back. I have tried multiple version of the FTDI=20 > drivers to no avail. Argh! > Thanks, > Rich! >=20 On a Windows PC? Microsoft have been trying to discourage people from using= VCP since 1998, it's very poorly supported. Your problem is most likely to= be caused by not closing and then deleting the serial port object on exit = from the code, then when you go to reconnect its not available. The other i= ssue that causes problems is that your application has no way to determine = if you have disconnected the hardware, then you attempt a read or writes an= d it throws an exception. The FTDI driver is very reliable, the problem is = 99.9% likely to be above that. Regards James =20 --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .