Looking for PLD with embedded memory

Started by Philipp Klaus Krause ●July 31, 2007

Reply by Evan Lavelle ●August 1, 20072007-08-01

On Tue, 31 Jul 2007 13:36:03 +0200, Philipp Klaus Krause <pkk@spth.de>
wrote:

>It goes into a Z80-based system from the 80s. 

What is it?

Evan

Reply by Philipp Klaus Krause ●August 3, 20072007-08-03

Evan Lavelle schrieb:
> On Tue, 31 Jul 2007 13:36:03 +0200, Philipp Klaus Krause <pkk@spth.de>
> wrote:
> 
>> It goes into a Z80-based system from the 80s. 
> 
> What is it?
> 
> Evan

A video game cartridge. Containing the EPROM (program and data), EEPROM
(for savegames) and CPLD (bank switching, access to I&#4294967295;C).

Philipp

Reply by Eric Smith ●August 3, 20072007-08-03

Philipp Klaus Krause <pkk@spth.de> writes:
> A video game cartridge. Containing the EPROM (program and data), EEPROM
> (for savegames) and CPLD (bank switching, access to I&sup2;C).

Even if there was a single-chip solution for that (which there isn't),
it would cost *much* more than a multichip solution.