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Still getting error code 10. Now posting enumeration code looking for advice:

#IFNDEF __USB_DESCRIPTORS__
#DEFINE __USB_DESCRIPTORS__

#include "usb.h"

//////////////////////// ...

PICoHolic

Do have enumeration data I can view, I am troubleshooting a similar problem with CCS CDC.

Sorry, forgot to login in in my last post (guest).

Still have error code 10. This device Cannot Start.

What other information can I post that would be helpful for troubleshooting this? Has any ...

http://www.ccsinfo.com/forum/viewtopic.php?t=38092

Here was the problem for future searches on this topic:

1)Interrupt priorites were restructured to give the USB peripheral the highest priority interrupt.

2)The internal processor clock divider ...

Any body have any insight on using the CDC class with CCS CDC code and the pic18f4550 on vista? This is all works great on xp...and after taking two weeks to get it working reliably on XP, now it fai ...

Can someone please tell me how I can configure the USB CDC for low speed mode? I am still having intermittent enumeration issues at high speed and would like to try testing some things at low speed a ...

This looks like it may be a compiler issue. A previous hex file from an older version of the compiler worked fine enumerated fine. Same source compiled with an up to date version did not enumerate p ...

Thanks for the Input Ttelmah. It is appreciated.

Here is what I can tell you:
-Our hardware has its own power
-Vusb is 3.35V steady, with a 0.1uF ceramic capacitor 0.1" from the micro, trie ...

I've been battling a virtual comm port USB problem for a while now the problem seems to be related to enumeration. Customer is really frustrated and I don't know what else to try. Need some help fro ...

Hello olma,

we have been battling with the USB cdc on the 18F4550 for a long time. I'm beginning to think a rewrite would have been wise some time back.

We are using a virtual comm port too and ...

I am very sure this is not hardware related and not windows shutting down the USB port. In our application the device is not USB powered. We have proper bypassing of the processor problem is still p ...

So I take it that it is sounding quietly? I would take a look at the wave form with an oscilliscope and see what it looks like. Driving Piezos with ports never worked well for me.

You would be ...

Stupid hardware mistake. Used QFN pinout on a TQFP layout.

I will try a simplification as you suggested, but I probably should mention that the remainder of my code is working perfectly. I am running a 3 digit LCD display, getting A/D samples, getting keypre ...