Prosoft-technology 5204SE-MNET-PDPMV1 Manual de usuario descargar pdf (Pagina 216)

5204SE-MNET-PDPMV1 ♦ ProLinx Gateway Reference

Modbus TCP/IP to PROFIBUS DP-V1 Pass-Through Master User Manual

Page 216 of 235 ProSoft Technology, Inc.

December 22, 2009

4.6.11 Write Class 1 Acyclic Data Message Structure

Parameter Description

Command Initiator Application

Command Name FB_APPL_MSAC1_WRITE

Command Number 0021h

Fragmented No

Extended Header Data Fault information may be returned in the header of the response.

Command and Response Layout: Acyclic Write

Command Response

Message ID

(ID)

Acyclic Message Status

Word

4002h

0002h

Command 0021h

0021h Acyclic Write

Data size (Size of data)

(Size of data) Number of data bytes (n)

Frame count 0001h

0001h

Frame number 0001h

0001h

Offset high 0000h

0000h

Offset low 0000h

0000h

Extended word 1 Slave Addr. Slot Number

Slave Addr. Slot Number

Extended word 2 Index Length Index Length

Extended word 3 -

Extended word 4 -

Extended word 5 -

Error

Decode-

Extended word 6 -

Error Code 1

Error Code 2

Extended word 7 -

Extended Fault information

Extended word 8 -

Fault Information

Message Data byte 1 Data 1

Data 1

Message Data byte 2 Data 2

Data 2

Message Data byte 3 Data 3

Data 3

... ...

...

Message Data byte n Data n

Data n

Acyclic Message Status Word

Refer to Acyclic Message Status Word (page 218).

Slave Address

Station address of the slave responder.

Slot Number and Slot Index

Used in the slave to address the desired data block.

1 2 ... 211 212 213 214 215 216 217 218 219 220 221 ... 234 235

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