Silabs Automotive processor
https://www.silabs.com/products/mcu/automotive/Pages/C8051F50x.aspx

Kompatibilita puzdier roznych velkosti EPROM pamati
http://web.telia.com/~u85920178/eprom/eprom-02.htm
http://www.tunercat.com/tnr_desc/eprom_pin/eprom_pins.html
http://nintendoallstars.w.interia.pl/romlab/memory.htm