Siemens SIMATIC S5-115U User Manual page 618

Simatic s5 series cpu 941-7ub11 cpu 942-7ub11 cpu 943-7ub11 and cpu 943-7ub21 cpu 944-7ub11 and cpu 944-7ub21
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Operations List
for organization blocks (OB)
for program blocks (PB)
for function blocks (FB)
for sequence blocks (SB)
Operands
Ope-
ration
(STL)
I
Q
F
T
C
Other Operations
IA
RA
D
I
Formal operand
DO=
DO
DW **
DO
FW **
*
plus execution time of the substituted operation
** Permissible operations:
A, AN, O, ON;
S, R, =;
FR T, R T, SF T,SR T, SP T, SS T, SE T; D, I;
FR C, R C, S C, CR C, CU C;
A-14
1 RLO depend.?
Typical Execution Time
2 RLO affected?
3 RLO reloaded?
in µsec.
CPU
CPU
1
2
3
941
942
N
N
N
55
55
N
N
N
55
55
N
N
N
1.7
1.7
N
N
N
1.7
1.7
N
N
N
170 *
170 *
N
N
N
162 *
162 *
N
N
N
134 *
134 *
L, LC, T;
JU, JC, JZ, JN, JP, JM, JO, SLW, SRW;
C DB; T RS, TNB
CPU
CPU
943
944
Disable interrupt. Input/output interrupt and timer
55
55
OB processing is disabled.
Enable interrupt.
55
55
This operation cancels the effect of IA.
Decrement the low byte (bits 0 to 7) of ACCUM 1 by
0.9
0.9
the value n (n=0 to 255).
Increment the low byte (bits 0 to 7) of ACCUM 1 by
0.9
0.9
the value n (n=0 to 255).
Process a block. (Only C DB, JU PB, JU FB, JU SB and
170 *
3.6 *
JU OB can be substituted).
Actual operands: C DB, JU PB, JU FB, JU SB and JU OB.
Process data word. The next operation is combined
162 *
3.6 *
through logic OR with the parameter specified in the
data word and executed**.
Process flag word. The next operation is combined
through logic OR with the parameter specified in the
134 *
2.6 *
flag word and executed**.
S5-115U Manual
Function
EWA 4NEB 811 6130-02b

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