Also, the 874 and 877 are 40 pin parts and differ in memory size as
 you stated.  The 871, 872 and 873 are 28 pin parts, and also differ
 in memory size.  FYI, the 40 pin parts also have a PLCC package
 available.
                                         Regards,

                                           Jim


On Thu, 15 February 2001, "Alan B. Pearce" wrote:

>
> > F871 has 2K of program memory, 128RAM and 64EEPROM
> > F874 has 8K of program memory, 368RAM and 256EEPROM
> > F877 seems to be similar to F874
> >
> > Now, not withstanding the size of program memory, whats the diff between these
> > 3 chip?
>
> The upper bytes of RAM map differently between banks when the RAM size changes.
> Certainly happens between 873/4 and 876/7, not sure about 871 to 874/7, but
> check.
>
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jim@jpes.com

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