What different between 4M x 1bit or 4M x 4bit chips on 4MB DRAM SIMM?
Posted on 2023-11-02, 14:42
One of my friends said that he has an retro device that can only use a 30pin DRAM SIMM 4MB module with 4M x 1bit parity 9 chips, but cannot normally use a 4MB module with 4M x 4bit parity 3 chips. What is the difference between the two? Any hardware open source project on github with 4M x 1bit …