Hi Annie, Try MPASM and see if you get the same error. I can't see any problem either. Anne Ogborn wrote: > > I'm getting this assembler error: > > A84: Assembler for PIC16C84 V1.01 > Charles Manning 1996 > sndin.PCT:48 btfss tamp,04h > ERROR AT ^ > ARG 1: Need value in range 0..7fh, (0 to 127) > > > and here's the equate: > tamp equ 0Eh > -- Best regards Tony 'The Engine' - Design your own programmer. http://www.picnpoke.com Email picnpoke@cdi.com.au