S7-SoftPLC:CPU Parameters of S7-SoftPLC
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In this section the basic settings of S7-SoftPLC are entered.
| Keyname | Values | Default Value | Description |
|---|---|---|---|
| OS | NT4 / W2K | W2K | Used operating system
NT4 = WinNT4, W2K = Win2000/XP or better |
| LANGUAGE | DEU / ENG | DEU | user interface language of the S7-SoftPLC
DEU = german, ENG = english |
| MPI | 0 .. 4 | 0 | Used port
0 = Internal, 1 = COM1, 2 = COM2, etc... |
| LOAD | 0 / 1 | 0 | 0 = Do not load PLC program at start-up
1 = Load PLC program from S7.BIN at start-up |
| STORE | 0 / 1 | 0 | 0 = Do not save PLC program at shut down
1 = Save PLC program in S7.BIN at shut down |
| S7_STORE | 50000.....end of PC memory | 500000 | Size of load memory in bytes
The S7-SoftPLC 315 has a limited load memory of 297225 byte |
| STORE_NO_STOP | 0 / 1 | 0 | 1 = Save without stopping the PLC
WARNING: IF THE PROGRAM IS SAVED DURING A RUNNING OPERATION, THE CYCLE TIME CAN RISE. |
| REM | 0 / 1 | 0 | 1 = Memory is kept remanent for M,T,C (starting at byte 0 up to the value set with hardware configation). |
| KEY_SWITCH | 1 / 2 | 2 | 1 = Signals the PU, that the key switch is set to RUN, no block downloading possible
2 = Signals the PU, that the key switch is set to RUN-P. |
| NOMP | 0 / 1 | 0 | 1 = Sets the single processor mode fixed. With real double or dual-core processors the PLC has got 25% computing time. This option should be activated with hyperthreading processors, otherwise the processor load and the cycle time can vary. |
| WINTIME | 1 .. 8 | 1 | Reserved CPU processing time for Windows in ms
3 = 3 ms Windows and 1 ms PLC, which corresponds to 75% processing time for Windows and 25% for S7-SoftPLC. |
