A.4 System Operations - Siemens SIMATIC S5 Manual

S5-115F Manual
A.4 System Operations
for organization blocks (OB)
for program blocks (PB)
for function blocks (FB)
for sequence blocks (SB)
Operands
Ope-
ration
(STL)
I Q F T
Set Operations
SU BS
RU BS
Load and Transfer Operations
0
LIR
2
0
TIR
2
Parameter
TNB
n=0 to 255
RS
T
Block call operations
JU OB
JC OB
Arithmetic Operations
ADD BF
ADD KF
1 RLO is set to "1"
EWA 4NEB 811 6149-02
1 RLO-depend.? Execution time
2 RLO affected?
3 RLO reloaded?
C 1 2 3
N N Y
N N Y
N N N
N N N
N N N
Number of bytes
N N N
N N Y
1
Y Y Y
N N N
N N N
in µsec.
CPU
942F
154 Set bit in system data area unconditionally
154 Reset bit in system data area unconditionally
Load the register (0: ACCUM 1; 2: ACCUM 2) indirectly with the
108
contents of a memory word
Transfer the register contents (0: ACCUM 1; 2: ACCUM 2)
92
indirectly into the memory word
123 +32 Field transfer byte by byte (number of bytes 0 to 255)
61 Transfer a word to the system data area
154 Call organization block unconditionally
Call organization block conditionally
160
49 Add byte constant (fixed point) to ACCUM 1
87 Add fixed-point constant (word) to ACCUM 1
List of Operations
Function
A-15