Clint, Yes, I am using a FTDI to RS232 converter to hook the PC to the=20 PIC. I just found out that all that I need to do is treat the connection=20 to the PIC as a Serial connection. Is there a MC Serial Library=20 available? I'm the one that was confused. Thanks, rich! On 11/14/2017 6:28 AM, Clint Jay wrote: > I'm a little confused but the way I read your message would suggest that > you're going to connect your PIC to the PC with an FTDI USB to serial > device? > > Or have I misunderstood and you're hoping to connect the PIC to the FTDI > with USB? > > On 14 Nov 2017 12:25, "Richard Pope" wrote: > > HELLO ALL, > . . . . I could really use some help with using USB on the PIC 18F4520. > I am going to use a FTDI USB to RS232 converter to talk to the PIC > 18F4520 Through the RX and TX Pins. I want to send Configuration Code to > a 24C512 serial EPROM. When I add additional devices I want to be able > to update the EPROM. I also want to be able to use a Win 8.1 64bit Pro > PC to control the Programmer. I also do a lot of searching and research > on materials that I acquire from the MicroChip website. I have been > reading the MC USB Device Firmware Framework User's Guide. > . . . . I have the latest version of MpLab, and the latest versions of > the X8, X18, and X32 Compilers installed. I also see that I need to > install the latest versions of C30 C and C18 C Compilers and setup the > proper Paths for these files. I don't mind doing the footwork. I am > Disabled and retired. This gives me a lot of free time. > Thanks, > > Richard R. Pope > 1230 19th Street #5 > Reedsburg, WI 53959, USA > 1-608-768-7448 > mechanic_2@charter.net > > > --- > This email has been checked for viruses by Avast antivirus software. > https://www.avast.com/antivirus > > -- > http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist --=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 .