Subroutine Nesting - Siemens SINUMERIK 880 Programming Manual

05.91
6.4

Subroutine nesting

Subroutines can be called not only from a part program, but also from other subroutines. This
process is referred to as subroutine nesting.
Nesting of the subroutine to a depth of three is possible.
Part program
L F
% 9534
nesting one-deep
% 9534 L F
L 230 P1
M30/ M02
nesting two-deep
% 9534 L F
L 230 P5
M30/ M02
nesting three-deep
% 9534 L F
L 230 P1
M30/ M02
Subroutine call and subroutine nesting, one-deep, two-deep, three-deep
© Siemens AG 1991 All Rights Reserved
SINUMERIK 880, (PG)
Subroutine Subroutine
L230 L240
L 230
M17
L 230
L 240 P99
5
pas-
ses
M17
L 230
L 240 P1
M17
6ZB5 410-0HD02
6 Subroutines
6.4 Subroutine nesting
Subroutine
L250
L 240
99
pas-
ses
M17
L 240 L 250
3
L 250 P3
pas-
ses
M17
M17
6–3