Re: [Ql-Users] Split big ROMs on Q40

2017-05-19 Thread Dave Park
Did you use the DIP or PLCC 27C4096 for this? On Fri, May 19, 2017 at 11:22 AM, Alain HAOUI wrote: > With Peter Graf's indications and some AM27C4096 ships supplied by Derek > Stewart, I realized a little circuit permitting to have a global ROM size > of > 1 MegaBytes on

[Ql-Users] Split big ROMs on Q40

2017-05-19 Thread Alain HAOUI
With Peter Graf's indications and some AM27C4096 ships supplied by Derek Stewart, I realized a little circuit permitting to have a global ROM size of 1 MegaBytes on Q40 with 2 big OSes (custom SMSQ/E) ROMed together (up to 512KB each) and selectable from a case switch. You can find schematic