event.onframeend( function ()
   memory.usememorydomain("System Bus")
   sx = memory.readbyte(0xc001)
   sy = memory.readbyte(0xc00c)
   xvel = memory.read_s8(0xd912)
   yvel = memory.read_s8(0xd913)
   realx = memory.readbyte(0xffb1)
   realx2 = memory.readbyte(0xffb0)
   realy2 = memory.readbyte(0xd910)

   --Speed
   message = string.format("%d, %d", xvel, yvel)
   gui.text(sx-12, sy-24, message, "yellow", "black")

   --X-pos
   if memory.readbyte(0xffb1)==0 then realx = sx end
   message3 = string.format("%d, %d", realx, realx2)
   gui.text(sx-12, sy-12, message3, "red", "black")

   --Y-pos
   message4 = string.format("%d, %d", sy, realy2)
   gui.text(sx-12, sy, message4, "blue", "black")
end)