>to understand how to read the ADRESH register for the result because it is
>a
>10 bit register.  In my case i only need the 8 high bits or the 8 MSbits.

clear bit 7 of the ADCON1 register to left-justify your result.

Then just read ADRESH to get your 8bit A/D result.  Ignore ADRESL.

--Andrew
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