SX64 Downloads Commodore SX64/DX64 KERNAL. With different startup colors, and tape routines disabled. Commodore SX64/DX64 KERNAL, patched for Swedish/Finnish keyboard layout.  
basic.901226-01.bin CBM Basic V2.0 ROM  
characters.901225-01.bin C64 Character ROM SX64 Demo/Test Disk  
VIC-II Chip Lots of info on the MOS 6567/6569 Video Controller  
C64 PLA Logic Equations C64 PLA Logic Equations  
C64 Service Manual C64 Service Manual