Hi All PICers ! > newlin MOVLW c0h > > This keeps on giving the following on compiling: > > Error LCD_PHIL.ASM 289 : Undefined argument (c0h) > > Yet, the following line seems to compile OK: > > MOVLW 02h > > To me, it would seem that it is not accepting c0h as a Hex > number to load into W. If that is the case then why. Else, > what am I doing wrong ? If the first digit in hex number is letter (A-F) You MUST begin the number with zero, if not - assembler use it as string. 0Ch - number 0AAh - number AAh - string Another way is : h'C0' or 0xC0 Best Wishes, Alex Torres. Kharkov, Ukraine, exUSSR. E-Mail To : altor@cook.kharkov.ua via InterNet or 2:461/28 via FidoNet --- GoldED 2.50.A0531+