Siemens SIMATIC S5 - Page 251

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
SU
SU
• •
D
N
N
N
N
Y
Y
155
155
RU
RU
• •
D
N N
N N
Y
Y
155
155
Set a timer or counter word bit unconditionally
Set a data word bit unconditionally
Reset a timer or counter word bit unconditionally
Reset a data word bit unconditionally
Set/Reset Operations
S= Y N Y 127
RB=
Formal operand
Y N Y 127
RD=
Formal operand
Y N Y 121
== Y N Y 127
Formal operand
Formal operand
Set a formal operand (binary), (with RLO = 1)
Reset a formal operand (binary), (with RLO = 1)
Reset a formal operand (digital), (with RLO = 1)
The value of the RLO is assigned to the status of the formal
operand (binary)
• • •
• • •
• •
• • •
Bit Test Operations
TB
TB
TB
TBN
TBN
TBN
• • N Y N 154
D N Y N 154
BS N Y N 152
• • N Y N 154
D
BS
N
N
Y
Y
N
N
154
153
Test a bit of a timer or counter word for ”1”
Test a bit of a data word for ”1”
Test a bit of a data word in the system data area for ”1”
Test a bit of a timer or counter word for ”0”
Test a bit of a data word for ”0”
Test a bit of a data word in the system data area for ”0”
EWA 4NEB 811 6149-02 A-11