Solarwind, Since my_variable is a variable, it can't be used as a literal. To get the contents of my_variable into the "w" register, use movf my_variable,w. Regards, Jim ----- Original Message ----- From: "solarwind" To: "Microcontroller discussion list - Public." Sent: Sunday, December 21, 2008 6:08 PM Subject: Re: [PIC] Watch Variable in MPSIM when "Reserved" >I tried to movlw my_variable but I don't know *exactly* what this > address is referring to. When I added this address (0x1C) to the > watch, PWMCON1 got added... I'm obviously missing something, but I > don't know what. > -- > http://www.piclist.com PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist > -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist