its original sources of Thomas Fischl from http://www.fischl.de/usbasp/ version usbasp.2011-05-28.tar.gz (519 kB) TPI support (upcoming release of avrdude will use it), supports programmers with ATMega88 and ATMega8. added source code of Eric (emklausATgmail.com) published at http://community.atmel.com/projects/usbasp-tty-usbasp-programmer-modified-serial-support-and-terminal-program