Siemens SIMATIC S5 - Page 249

S5-115F Manual List of Operations
for organization blocks (OB)
for program blocks (PB)
for function blocks (FB)
for sequence blocks (SB)
Function
Execution time
in µsec.
CPU
942F
I Q F T C 321
Ope-
ration
(STL)
1 RLO-depend.?
2 RLO affected?
3 RLO reloaded?
Operands
Return Operations
BE N
BEC
99
101
99BEU
N Y
Y Y
1
Y
N N Y
Block end (termination of a block)
Block end, conditional
Block end, unconditional
(cannot be used in organization blocks)
”No” Operations
NOP 0 1.6
1.6
N N
N N
N
NNOP 1
No operation, all bits = ”0”
Stop Operation
No operation, all bits = ”1”
STP N N N 47
Stop: Scanning cycle is completed; STS error identifier in the
ISTACK is set
Block Call Operations (cont.)
C
G
DB 66N N N
190NNNDB
Call a data block
Generate a data block
Display Generation Operations
BLD
130
BLD
131
BLD
132
1.6
Display generation operation for the programmer:
Generate blank line by carriage return
1.6
Display generation operation for the programmer:
Switch over to statement list
N N N
N N N
Display generation operation for the programmer:
Switch over to control system flowchart
N 1.6N N
1 RLO is set to ”1”
EWA 4NEB 811 6149-02 A-9