Ps1 mod chip

Hello everybody,my name is made from Bali,Indonesia . i’m a new member on this site, i need asource code for mod chip ps1 (scph 103), especialy on Basic language, or on assembler language (I’ll learn assembler later) thank’s

You may have better luck asking in this forum: http://psx-scene.com/forums/index.php They have a subforum for the original playstation.