Why not just increment the FSR through all memory, setting your preset
value, then use it to read the value back...

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> From: The Jacky's <gjacky@IU.NET>
> To: PICLIST@MITVMA.MIT.EDU
> Subject: 73 RAM Test
> Date: Monday, January 05, 1998 9:19 PM
>
> Hi All...Happy New Year!
>
> Just after power up my PIC 73 needs to run a quick RAM check then
> initialize all RAM and special function registers to a known state.  Any
> nifty ideas?...Thanks in advance...gj