DB21.DBX2.0 =1时 /0有效
DB21.DBX2.1 =1 /1有效
....
DB21.DBX2.7
SW 5 and higher,Up to eight skip levels can be programmed. Only one
skip level can be specified per NC block:
/ ... ;Block is skipped (1st skip level)
/0 ... ;Block is skipped (1st skip level)
/1 N010 ... ;Block is skipped (2nd skip level)
/2 N020 ... ;Block is skipped (3rd skip level)
...
/7 N100 ... ;Block is skipped (8th skip level)
SW 6.3 and higher,Up to 10 skip levels can be programmed. Only one
skip level can be specified per NC block:
/8 N080... ;Block is skipped (9th skip level)
/9 N090... ;Block is skipped (10th skip level)