A simple V-USB data communication example, intend to display the messages transfered by PC via USB port on a text LCD with a ATmega8. AVR firmware is built with WinAVR GCC and software is built with BC++B5.

circuit
.......\AVRUSB_LCD.Ddb
.......\Backup of cpu.Sch
.......\Previous Backup of cpu.Sch
.......\USB_TEXTLCD_sch.pdf
firmware
........\hd44780.c
........\main.bin
........\main.c
........\main.hex
........\main.o
........\Makefile
........\usbconfig.h
........\usbdrv
........\......\asmcommon.inc
........\......\Changelog.txt
........\......\CommercialLicense.txt
........\......\iarcompat.h
........\......\License.txt
........\......\oddebug.c
........\......\oddebug.h
........\......\oddebug.o
........\......\Readme.txt
........\......\usbconfig-prototype.h
........\......\usbdrv.c
........\......\usbdrv.h
........\......\usbdrv.o
........\......\usbdrvasm.asm
........\......\usbdrvasm.o
........\......\usbdrvasm.S
........\......\usbdrvasm12.inc
........\......\usbdrvasm15.inc
........\......\usbdrvasm16.inc
........\......\usbdrvasm165.inc
........\......\usbdrvasm20.inc
........\......\USBID-License.txt
Readme.txt
software
........\libusb.lib
........\Project1.bpr
........\Project1.cpp
........\Project1.exe
........\Project1.obj
........\Project1.res
........\Project1.~bpr
........\Project1.~cpp
........\Unit1.cpp
........\Unit1.dfm
........\Unit1.h
........\Unit1.obj
........\Unit1.~cpp
........\Unit1.~dfm
........\Unit1.~h
........\usb.h
win_drv
.......\inf-wizard.exe
.......\install-filter.exe
.......\libusb0.dll
.......\libusb0.sys
.......\libusb0_x64.dll
.......\libusb0_x64.sys
.......\testlibusb-win.exe
.......\testlibusb.exe
.......\win_drv.cat
.......\win_drv.inf
.......\win_drv_x64.cat

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