Manual VIPA System 200V
Chapter 8 Ethernet coupler
HB97E - IM - Rev. 06/29
8-27
At READ and WRITE acknowledgement telegrams are created by the
Ethernet coupler and request telegrams are expected with the format
shown below. The headers have normally a length of 16Byte and have the
following structure:
The following error numbers may be included in the acknowledgement
telegram:
0: no error
3: Address outside the defines area
6: No valid ORG format (Specification data source/destination is wrong).
Permitted: EB, AB, PB and MB
Structure
PLC header
at WRITE
Acknowledgement telegram
System spec.
="S"
="5"
Length Header
=16d
Spec. OP-Code
=01
Length OP-Code
=03
OP-Code =04
Ackn. block
=0Fh
Length ackn. Block
=03
Error No.
=Nr.
Empty block
=FFh
Length empty block
=07
free
Request telegram
System spec.
="S"
="5"
Length Header
=16d
Spec. OP-Code
=01
Length OP-Code
=03
OP-Code =03
ORG-Block
=03
Length ORG-Block
=08
ORG specification
DBNR
Start address
H
L
Length
H
L
Empty block
=FFh
Length
=02
Data up to 64K but only if
error no. =0
Acknowledgement telegram
System spec.
="S"
="5"
Length Header
=16d
Spec. OP-Code
=01
Length OP-Code
=03
OP-Code =06
Ackn. block
=0Fh
Length ackn. Block
=03
Error No.
=Nr.
Empty block
=FFh
Length empty block
=07
free
Data up to 64K but only if
error no. =0
at READ
Request telegram
System spec.
="S"
="5"
Length Header
=16d
Spec. OP-Code
=01
Length OP-Code
=03
OP-Code =05
ORG-Block
=03
Length ORG-Block
=08
ORG specification
DBNR
Start address
H
L
Length
H
L
Empty block
=FFh
Length
=02
Possible error
numbers
Client (PLC, PC) Server (Ethernet slave)
Содержание System 200V IM Series
Страница 1: ...Manual VIPA System 200V IM Order No VIPA HB97E_IM Rev 06 29...
Страница 2: ...Lerrzeichen...
Страница 6: ...About this manual Manual VIPA System 200V Subject to change to cater for technical progress...
Страница 10: ...Contents Manual VIPA System 200V iv HB97E IM Rev 06 29...
Страница 18: ...Chapter 1 Basics Manual VIPA System 200V 1 6 HB97E IM Rev 06 29...
Страница 136: ...Chapter 3 Profibus DP Manual VIPA System 200V 3 104 HB97E IM Rev 06 29...
Страница 338: ...Chapter 8 Ethernet coupler Manual VIPA System 200V 8 34 HB97E IM Rev 06 29...
Страница 344: ...Chapter 9 Bus expansion modules IM 260 IM 261 Manual VIPA System 200V 9 6 HB97E IM Rev 06 29...