Microchip PIC18F4550 chip USB firmware code, I compressed add the jpg format connectivity hardware schematics and MPLAB IDE config bits of maps, useful for all.

Packet : 59564352pic18f4550_usb_firmware.rar filelist
Tools\C18 2.30.01+.txt
Tools\MPLAB IDE 6.62+.txt
Tools
readme.txt
fw\HID_ConfigBits.jpg
fw\hid\CleanUp.bat
fw\hid\ExtFlash.c
fw\hid\MCHPUSB.mcs
fw\hid\MCHPUSB.mcw
fw\hid\Resources.h
fw\hid\Resources.h.bak
fw\hid\hid.mcp
fw\hid\io_cfg.h
fw\hid\main.c
fw\hid\mm36sb020.c
fw\hid\mm36sb020.c.bak
fw\hid\p18f2550.h
fw\hid\p18f4550.h
fw\hid\rm18f4550.lkr
fw\hid\autofiles\CVS\Root
fw\hid\autofiles\CVS\Repository
fw\hid\autofiles\CVS\Entries.Old
fw\hid\autofiles\CVS\Entries
fw\hid\autofiles\CVS\Entries.Extra.Old
fw\hid\autofiles\CVS\Entries.Extra
fw\hid\autofiles\CVS
fw\hid\autofiles\usbdsc.h
fw\hid\autofiles\usbdsc.c
fw\hid\autofiles\usbcfg.h
fw\hid\autofiles
fw\hid\system\CVS\Root
fw\hid\system\CVS\Repository
fw\hid\system\CVS\Entries.Old
fw\hid\system\CVS\Entries
fw\hid\system\CVS\Entries.Extra.Old
fw\hid\system\CVS\Entries.Extra
fw\hid\system\CVS
fw\hid\system\typedefs.h
fw\hid\system\interrupt\CVS\Root
fw\hid\system\interrupt\CVS\Repository
fw\hid\system\interrupt\CVS\Entries.Old
fw\hid\system\interrupt\CVS\Entries
fw\hid\system\interrupt\CVS\Entries.Extra.Old
fw\hid\system\interrupt\CVS\Entries.Extra
fw\hid\system\interrupt\CVS
fw\hid\system\interrupt\interrupt.c
fw\hid\system\interrupt\interrupt.h
fw\hid\system\interrupt
fw\hid\system\usb\CVS\Root
fw\hid\system\usb\CVS\Repository
fw\hid\system\usb\CVS\Entries.Old
fw\hid\system\usb\CVS\Entries
fw\hid\system\usb\CVS\Entries.Extra.Old
fw\hid\system\usb\CVS\Entries.Extra
fw\hid\system\usb\CVS
fw\hid\system\usb\usb.h
fw\hid\system\usb\usb_compile_time_validation.h
fw\hid\system\usb\usbmmap.c
fw\hid\system\usb\usbmmap.h
fw\hid\system\usb\class\CVS\Root
fw\hid\system\usb\class\CVS\Repository
fw\hid\system\usb\class\CVS\Entries.Old
fw\hid\system\usb\class\CVS\Entries
fw\hid\system\usb\class\CVS\Entries.Extra.Old
fw\hid\system\usb\class\CVS\Entries.Extra
fw\hid\system\usb\class\CVS
fw\hid\system\usb\class\hid\CVS\Root
fw\hid\system\usb\class\hid\CVS\Repository
fw\hid\system\usb\class\hid\CVS\Entries.Old
fw\hid\system\usb\class\hid\CVS\Entries
fw\hid\system\usb\class\hid\CVS\Entries.Extra.Old
fw\hid\system\usb\class\hid\CVS\Entries.Extra
fw\hid\system\usb\class\hid\CVS
fw\hid\system\usb\class\hid\hid.c
fw\hid\system\usb\class\hid\hid.h
fw\hid\system\usb\class\hid
fw\hid\system\usb\class
fw\hid\system\usb\usb9\CVS\Root
fw\hid\system\usb\usb9\CVS\Repository
fw\hid\system\usb\usb9\CVS\Entries.Old
fw\hid\system\usb\usb9\CVS\Entries
fw\hid\system\usb\usb9\CVS\Entries.Extra.Old
fw\hid\system\usb\usb9\CVS\Entries.Extra
fw\hid\system\usb\usb9\CVS
fw\hid\system\usb\usb9\usb9.c
fw\hid\system\usb\usb9\usb9.h
fw\hid\system\usb\usb9
fw\hid\system\usb\usbctrltrf\CVS\Root
fw\hid\system\usb\usbctrltrf\CVS\Repository
fw\hid\system\usb\usbctrltrf\CVS\Entries.Old
fw\hid\system\usb\usbctrltrf\CVS\Entries
fw\hid\system\usb\usbctrltrf\CVS\Entries.Extra.Old
fw\hid\system\usb\usbctrltrf\CVS\Entries.Extra
fw\hid\system\usb\usbctrltrf\CVS
fw\hid\system\usb\usbctrltrf\usbctrltrf.c
fw\hid\system\usb\usbctrltrf\usbctrltrf.h
fw\hid\system\usb\usbctrltrf
fw\hid\system\usb\usbdefs\CVS\Root
fw\hid\system\usb\usbdefs\CVS\Repository
fw\hid\system\usb\usbdefs\CVS\Entries.Old
fw\hid\system\usb\usbdefs\CVS\Entries
fw\hid\system\usb\usbdefs\CVS\Entries.Extra.Old
fw\hid\system\usb\usbdefs\CVS\Entries.Extra
fw\hid\system\usb\usbdefs\CVS
fw\hid\system\usb\usbdefs\usbdefs_ep0_buff.h
fw\hid\system\usb\usbdefs\usbdefs_std_dsc.h
fw\hid\system\usb\usbdefs
fw\hid\system\usb\usbdrv\CVS\Root
fw\hid\system\usb\usbdrv\CVS\Repository
fw\hid\system\usb\usbdrv\CVS\Entries.Old
fw\hid\system\usb\usbdrv\CVS\Entries
fw\hid\system\usb\usbdrv\CVS\Entries.Extra.Old
fw\hid\system\usb\usbdrv\CVS\Entries.Extra
fw\hid\system\usb\usbdrv\CVS
fw\hid\system\usb\usbdrv\usbdrv.c
fw\hid\system\usb\usbdrv\usbdrv.h
fw\hid\system\usb\usbdrv\usbdrv.h.bak
fw\hid\system\usb\usbdrv\usbdrv.err
fw\hid\system\usb\usbdrv
fw\hid\system\usb
fw\hid\system
fw\hid\user\CVS\Root
fw\hid\user\CVS\Repository
fw\hid\user\CVS\Entries.Old
fw\hid\user\CVS\Entries
fw\hid\user\CVS\Entries.Extra.Old
fw\hid\user\CVS\Entries.Extra
fw\hid\user\CVS
fw\hid\user\user_generic_hid.h
fw\hid\user\user_generic_hid.c
fw\hid\user
fw\hid\hid.mcs
fw\hid
fw\USBLEDs.jpg
fw\Thumbs.db
fw

• We are an exchange download platform that only provides communication channels. The downloaded content comes from the internet. Except for download issues, please Google on your own.
• The downloaded content is provided for members to upload. If it unintentionally infringes on your copyright, please contact us.
• Please use Winrar for decompression tools
• If download fail, Try it againg or Feedback to us.
• If downloaded content did not match the introduction, Feedback to us，Confirm and will be refund.
• Before downloading, you can inquire through the uploaded person information

Nothing．