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18.2.6
I/Os of PiEl64/256
Input parameters
Parameter
Description
Type
Default
RdReq
Read request with positive edge
BOOL
0
DataType
Data type selection:
1 = data type ’101’ (Simatic: Real with
quality code)
2 = data type ’Float’ (Simatic: Real)
3 = data type ’Uns8’ (Simatic: Byte)
4 = data type ’Uns16’ (Simatic: Word)
5 = data type ’Uns32’ (Simatic: DWord)
INT
0
SlotNo
Number of the slot in HW Config, which
is assigned the data record
INT
0
AbsInd
Absolute Index (= number) of the data
record
INT
0
LenDr
Length in bytes of the data record
INT
0
Offset
Start address of the parameter in the
read data record, e.g. as of byte 12
INT
0
In/out parameters
Parameter
Description
Type
Default
AcyclData
Acyclic data
STRUCT
1)
0
1)
Configuration of the output structure AcyclData:
AcyclData STRUCT
Description
SlotRd : INT
Number of the slot for read requests
ReqRd : INT
Request for reading the data record with this num‐
ber (-1 = no request)
LenRd : INT
Length in bytes of the data record to read
SlotWr : INT
Number of the slot for write requests
ReqWr : INT
Request for writing the data record with this num‐
ber (-1 = no request)
LenWr : INT
Length in bytes of the data record to write
RdyRead : INT
The data record with this number was read (-1 =
no data record read)
RdyWrite : INT
The data record with this number was written (-1 =
no data record written)
RetValRd :
WORD
Return value of SFB RDREC (SFB52) for the read
job
RetValWr :
WORD
Return value of SFB WRREC (SFB53) for the read
job
Input
STRUCT
Data that was read from the DP slave
Driver blocks
18.2 PiEl64/PiEl256
SITRANS Library for PCS 7
Function Manual, 05/2019, A5E35351976-11
821
Содержание SITRANS PCS 7
Страница 12: ...Table of contents SITRANS Library for PCS 7 12 Function Manual 05 2019 A5E35351976 11 ...
Страница 38: ...Functions of the faceplates 2 4 Trend view SITRANS Library for PCS 7 38 Function Manual 05 2019 A5E35351976 11 ...
Страница 190: ...SITRANS LUT400 6 2 PLut400 SITRANS Library for PCS 7 190 Function Manual 05 2019 A5E35351976 11 ...
Страница 320: ...SIPART PS2 PA 8 1 SipPS2PA SITRANS Library for PCS 7 320 Function Manual 05 2019 A5E35351976 11 ...
Страница 418: ...SITRANS P 10 2 SitraPDr SITRANS Library for PCS 7 418 Function Manual 05 2019 A5E35351976 11 ...
Страница 458: ...SITRANS P PA 11 1 SitrP_PA SITRANS Library for PCS 7 458 Function Manual 05 2019 A5E35351976 11 ...
Страница 542: ...SITRANS FC430 12 2 SiFC43Dr SITRANS Library for PCS 7 542 Function Manual 05 2019 A5E35351976 11 ...
Страница 640: ...SITRANS FC430 PA 13 4 FbFC43PA SITRANS Library for PCS 7 640 Function Manual 05 2019 A5E35351976 11 ...
Страница 676: ...SITRANS LR PA 14 1 SitrLRPA SITRANS Library for PCS 7 676 Function Manual 05 2019 A5E35351976 11 ...
Страница 712: ...SITRANS LR HART 15 1 SitrLRHA SITRANS Library for PCS 7 712 Function Manual 05 2019 A5E35351976 11 ...
Страница 776: ...MultiRanger 200 16 3 Mr200Dia SITRANS Library for PCS 7 776 Function Manual 05 2019 A5E35351976 11 ...
Страница 812: ...SITRANS LU HART 17 1 SitrLuHA SITRANS Library for PCS 7 812 Function Manual 05 2019 A5E35351976 11 ...
Страница 838: ...Driver blocks 18 5 PiSA256H SITRANS Library for PCS 7 838 Function Manual 05 2019 A5E35351976 11 ...
Страница 850: ...Index SITRANS Library for PCS 7 850 Function Manual 05 2019 A5E35351976 11 ...