0  BEGIN PGM M53 MM 
1  FN 17: SYSWRITE ID 2000 NR70 IDX7098 =+53 ; NUMBER NC MACRO ON
2  FN 18: SYSREAD Q1 = ID290 NR1
3  FN 9: IF +Q1 EQU +1 GOTO LBL "END"
4  M53
5  FN 17: SYSWRITE ID 290 NR1 =+1
6  FN 20: WAIT FOR  SYNC
7  FN 20: WAIT FOR  M7113==1
8  LBL "END"
9  FN 17: SYSWRITE ID 2000 NR70 IDX7098 =-1 ; NC MACRO OFF
10 END PGM M53 MM