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Found here : http://forum.microchip.com/tm.aspx?m=189607
Let me know if you found out why it must be first

I can send an archive with my code if you want to have a look.

Nicolas

This kind of compound device is working using Microchip USB framework, but
-Make sure the descriptor CDC readout is first (as number of EPs)
that is incompatible with CCS USB library:
//NOTE: DO T ...

If I enable debug_usb using RS232 and fprintf, then enum fails, even with 115200 baubs.
The debug display on terminal the seems to be correct.
How can have the debug and a correct enumeration ?

N ...

I installed the hotfix. Things changed a bit: I'm prompted twice for driver for the 2 last interfaces ("Comm Interface Class" and "data class interface")
and 2 comport are added : ...

Hil all
Couldn't find anything to solve my problem but my descriptor seems to be ok. If so the trouble then must come from the modifications I made in CCS demo file in order to compile CDC and HID in ...

Thanks Guest
It seems to be what I need I 'll have a close look

PS: a letter was drop in the above post
http://www.cygnal.org/ubb/Forum9/HTML/001050.html

Hi
Here's the descriptor with all the errors (I founded) fixed.
The modified cdc_NTXP.inf file is accepted on enumeration but I have then the follwing error : The device can't start (error 10)
The ...

I found a mistake I did when I update the inf file:

[CCS]
%CCS_CDC%=Reader, USB\VID_0461&PID_0055\MI_03was wrong
[CCS]
%CCS_CDC%=Reader, USB\VID_0461&PID_0055&MI_03lo ...

Have you changed the PID or the VID? If so, yes.

Thanks for your answer because this now drives me crasy.
Yes I updated the PID and VIP.

I found in "Device Installation: Windows DDK" ...

It seems to related to the inf file:
'Can't find any information related to your hardaware ' (tanslated in english by me)

As CDC is now in a compound device, do I have to modify the inf file ?

I corrected a few errors in the above code and now the emuneration succeed.

I have now HID+KBD+CDC
//NOTE: DO TO A LIMITATION OF THE CCS CODE, ALL HID INTERFACES MUST START AT 0 AND BE SEQUENTIAL ...

Hil all

I'm trying to make a CDC+HID+KBD device but enumeration fails:
After the configuration descriptor is sent, the comm stops :

1 in down n/a 0.001 GET_DESCRIPTOR_FROM_DEVICE
1 in up n ...

Hello

This is what I have in my main .c file for a PIC18F2550

#include "bootloader.h"
#fuses HSPLL,NOWDT,NOPROTECT,NOLVP,NODEBUG,USBDIV,PLL5,CPUDIV1,VREGEN,NOPBADEN,WRTB

boo ...

UP

Is it something doable ?

Use ex_usb_serial example. Put your code :
if (usb_cdc_kbhit()) {
c=usb_cdc_getc();
...here...
... if ( c == 'O')....
...to turn led ...