M80 MONSTEP,MONSTEP=MONSTEP
L80 /p:3000,MONSTEP,MONSTEP/N/E
REN MONSTEP3000.COM=MONSTEP.COM
L80 /p:4000,MONSTEP,MONSTEP/N/E
REN MONSTEP4000.COM=MONSTEP.COM
L80 MONSTEP,MONSTEP/N/E