Re: Serial ROM

From: Michael (NoSpam_at_att.net)
Date: 05/06/04 

Date: Thu, 06 May 2004 02:59:17 GMT

Aliasger wrote:
>
> Hi
>
> I want to integrate a serial ROM with my 89C52. I came across some
> really large program that has to be fed ito the EEPROM of the 89C52
> for it to be able to access the 2404.
>
> Is it simple to interface this chip with a microC and is it worth
> while.
>
> (I need to store some values after power down)
>
> Thanks
> Ali

If I understand you, the "serial ROM" will be used to "store some values
after power down". How about using serial EEPROM? Check out e.g.
MicroChip 24LC256 (32k x 8). Only 8 pins, and cheap.