7 dp v1 read / write services – GE Industrial Solutions AF-600 FP Profibus DP User Manual

Page 44

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5.2.7 DP V1 Read / Write Services

The table below shows the content of the DP V1 command / Response headers and their possible attributes.

DU Byte

Value

Meaning

Specified

0

Function number
0x48

Idle REQ, RES

0x51

Data transport REQ, RES

0x56

Resource Manager REQ

0x57

Initiate REQ, RES

0x58

Abort REQ

0x5C

Alarm REQ, RES

0x5E

Read REQ, RES

0x5F

Write REQ, RES

0xD1

Data transport negative response

0xD7

Initiate negative response

0xDC

Alarm negative response

0xDE

Read negative response

0xDF

Write negative response

1

Always zero

Slot number

DPV1

2

47

Index

DPV1

3

xx

Data length

DPV1

4..n

User data

PNO Drive Profile V3.0

AF-650 GP/AF-600 FP Profibus DP Operating Instructions

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