Delta-electronics RTU-DNET Manual de usuario descargar pdf (Pagina 12)

DeviceNet Remote I/O Communication Module RTU-DNET

DVP-PLC Application Manual

Byte position Data written into special module Data read from special module

1 R/R[0]+Service Code[0x10] R/R[0]+Service Code[0x0E]

2 Class ID [0x9C] Class ID [0x9C]

3 Instance ID Instance ID

4 Attribute ID Attribute ID

5 Low byte of Service Data N/A

6 High byte of Service Data N/A

7 N/A N/A

 Format of response messages

Byte position Data written into special module Data read from special module

0 Frag[0]+XID+MAC ID Frag[0]+XID+MAC ID

1 R/R[1]+Service Code[0x10] R/R[1]+Service Code[0x0E]

2 Low byte of response data

3 High byte of response data

2. Definitions of DeviceNet Objects for RTU-DNET

 Class 0x9A – RTU-DNET setup parameter object

Class attribute

Attribute ID Access rule Name Data type

1 Get Revision UINT

Instance 1

Attribute

Access

rule

Name Range Default Explanation

1 Get

Length of

input I/O data

N/A N/A

The sum of the length of the status

word of RTU-DNET and the input data

of the module connected to it. (Unit:

byte)

2 Get

Length of

output I/O

data

N/A N/A

The sum of the length of the control

word of RTU-DNET and the output

data of the module connected to it.

(Unit: byte)

3 Get

Number of

digital input

points (X)

0 ~ 128 N/A

The number will be regarded as 8

when it is less than 8 and as 16 when it

is bigger than 8 but less than 16. (Unit:

bit)

4 Get

Number of

digital output

points (Y)

0 ~ 128 N/A

The number will be regarded as 8

when it is less than 8 and as 16 when it

is bigger than 8 but less than 16. (Unit:

bit)

5 Get

Number of

special

modules

0 ~ 8 N/A

The number of special modules

connected to RTU-DNET.

6 Get

Length of

analog input

N/A N/A

The length of input data of the special

module connected to RTU-DNET.

(Unit: word)

7 Get

Length of

analog output

N/A N/A

The length of output data of the special

module connected to RTU-DNET.

(Unit: word)

1 2 ... 7 8 9 10 11 12 13 14 15 16 17 ... 40 41

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Delta-electronics RTU-DNET Manual de usuario Pagina 12

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