Siemens SIMATIC S5 User Manual

List of Operations S5-115F Manual
Q F
for organization blocks (OB)
for program blocks (PB)
for function blocks (FB)
for sequence blocks (SB)
Function
Execution time
in µsec.
CPU
942F
I T C 321
Ope-
ration
(STL)
1 RLO-depend.?
2 RLO affected?
3 RLO reloaded?
Operands
Other Operations
N 128
N 47
DI * N N
N NSTS
TAK N N N 47
Process via the formal operand (indirect).
The number of the formal operand is in ACCUM 1.
Stop operation: Program processing is interrupted immediately
after this operation.
Swap the contents of ACCUM 1 and ACCUM 2
Formal operand
• • • • •
* Do not use DI in the safety-related parts of programs.
A.5 Evaluation of CC 1 and CC 0
CC 1
Arithmetic
operations
Digital
logic
operations
Comparison
operations
CC 0
Shift
operations
Conversion
operations
0 0
Result
= 0
Result
= 0
ACCUM 2
= ACCUM 1
Shifted
bit = 0
-
0 1
Result
< 0
-
ACCUM 2
< ACCUM 1
-
Result
< 0
1 0
Result
> 0
Result
0
ACCUM 2
> ACCUM 1
Shifted
bit = 1
Result
> 0
A-16 EWA 4NEB 811 6149-02

Siemens SIMATIC S5 Specifications

General

Product type designation	SIMATIC S5
Programming language	STEP 5
Digital inputs	Varies by model
Digital outputs	Varies by model
Analog inputs	Varies by model
Analog outputs	Varies by model
Supply voltage	24V DC
CPU Type	Varies by model
Memory	Varies by model
Digital I/O	Varies by model
Analog I/O	Varies by model
Communication	PROFIBUS
Operating Temperature	0°C to 60°C
Relative Humidity	5% to 95% (non-condensing)