; zero page ; pre-defined applesoft vars HGR_BITS = $1C CH = $24 CV = $25 GBASL = $26 GBASH = $27 BASL = $28 BASH = $29 ; our init routine zeros $60-$90 at start AY_REGS = $70 ; through = $7D FRAME = $80 FRAMEH = $81 WHICH_TRACK = $82 SONG_COUNTDOWN = $83 INDEXL = $84 INDEXH = $85 OUR_ROT = $A5 HGR_X = $E0 HGR_XH = $E1 HGR_Y = $E2 HGR_COLOR = $E4 HGR_PAGE = $E6 HGR_SCALE = $E7 OUTL = $F4 OUTH = $F5 LINE = $F6 WHICH = $FB SCALE = $FC ROTATE = $FD XPOS = $FE YPOS = $FF