> =

> Probably the most extreme example of this reuse thing is in the 18F chips,
> where unused USB buffers can be used as RAM, and there are several K bytes
> of space there.
> -- =


Anoter way to get "free ram" is if you use a character LCD. The controller =

always has DDRAM for 4*20 characters even if the display has less. Unused (=
not =

visible) character positions can be used as RAM. Only remember to not use =

instructions that affects all DDRAM, like Clear Display.

/Ruben

=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D
Ruben J=F6nsson
AB Liros Electronic
Box 9124, 200 39 Malm=F6, Sweden
TEL INT +46 40142078
FAX INT +46 40947388
ruben@pp.sbbs.se
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D

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