My VIC20's Basic ROM is kaput. So took the opportunity to design a simple PCB to allow both the basic ROM and the Kernal (this is how Commodore spell Kernel) ROM to be replaced with a single 27C256 ...

This is a module that replaces the 3 mask ROMs in a Commodore 64 with a single parallel NOR flash ROM chip that's extremely reliable and still, as of October 2023, being manufactured. Why would you ...

For large amounts of on-chip code and data, mask read-only memory (ROM) provides an inexpensive and easily programmed storage mechanism. However, the inability to configure ROM after wafer processing ...

ROM dumping is vital for preserving old hardware, and we’ve seen many hacks dedicated to letting someone dump a ROM and send its contents to some hacker stuck with a piece of technology that lost its ...

Like the rest of us, 8-bit hardware is not getting any newer, and failed ROMs are just a fact of life. Of course you can’t call up Commadore corporation for replacement parts anymore, so something is ...