Siemens SIPLUS RIC IEC on S7 매뉴얼 - 페이지 19

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1. General

DB_Management

Pos_of_DB

No_of_all_DBs

DB_No_Act

DB_No_Prev

DB_No_Next

Info_Management

P_Byte_First_Info

No_of_Infos

Len_Info

Len_Sort_Key

Global Parameter

Para_DB_Type

Internal

SIPLUS RIC IEC on S7 V1.5

Functional description

Parameter blocks which include an enumeration are constructed so, that more

than one data block can be used if required. The following information is required

for management.

Currently the DB management is not used – for this reason all parameters can be

left at their default settings (0)

Number (1 – n) of the current data block for the parameter block

0: not used

Total number (n) of data blocks for the parameter block

0: not used

DB number of the current data block

0: not used

DB number of the previous data block, if one exists.

Otherwise: 0

DB number of the subsequent data block, if there is another one.

Otherwise: 0

Parameter blocks containing an enumeration have one information block 'Info

management'. It contains following information

The values of the information management parameters are already preset and

therefore do not need to be modified.

Byte position of the first data record in this DB, may not be changed

Number of data records contained in this DB

0: unspecified -> the data block end marks the last data record

Length of the data records:

May not be changed

0: no sorting (default setting)

Sorting actual not supported from FB161

These parameters are type specific. Its function is described at this place only par-

tially.

You find supported values in the corresponding chapters for block description

Internal used. Don't change the identification for this parameter DB!

Internal used. Lastly processed information – don't change!

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I IA CE