I tried cblock 0x20... No luck. I think it's because I had MPLAB was set up= for relocatable code. It also wouldn't work in simulation... I was curious= .. This .lst file showed the variables there...and I didn't get any errors t= hey just seemed they couldn't be modified.=20 Chas=20 --- This e-mail was sent from my iPhone to provide you my quickest response. Pl= ease forgive the "corrected" misspellings and brevity of my mobile e-mails. On Oct 1, 2013, at 5:21 PM, IVP wrote: >=20 >=20 >> In his simple example he probably could have gotten away with >>=20 >> cblock H'20' >=20 > Yes, sorry, not org. I just looked at a project of mine and see >=20 > cblock 0x20 >=20 > Not something I usually worry about or give much thought to after > it's set. It'll be either 20 or 00, depending on the family, eg 16 or 18 >=20 > Joe > --=20 > http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .