30 seconds with Google gives http://www.helmix.at/hapsim/ I have not used it, but it claims to simulate an HD4478. Hope this helps. Let us know.
Message
Re: seeing Lcd output in AVR studio
2007-02-14 by sysadmn62
Yahoo Groups archive
Message
2007-02-14 by sysadmn62
30 seconds with Google gives http://www.helmix.at/hapsim/ I have not used it, but it claims to simulate an HD4478. Hope this helps. Let us know.