Rockwell-automation 1732E-XXXX ArmorBlock 2-Port EtherNet/IP Modules w Manual de usuario descargar pdf (Pagina 15)

1732E ArmorBlock 2-Port EtherNet/IP Modules with QuickConnect 15

Publication 1732E-IN010C-EN-E - June 2013

Refer to On-Machine Connectivity Catalog, publication M117-CA001, for Rockwell

Automation cable and cord set offerings or use the configuration tools available at

www.rockwellautomation.com/en/e-tools/

.

External Repository for Random Data (ERRD)

The QuickConnect modules provide onboard nonvolatile memory, of up to 6 Kbytes, for

storing block-specific data such as Tool ID and counter value. You can read from and write

to the module memory.

To read from the module

1. Send an EtherNet/IP Explicit Message with the following information:

To write to the module

2. Send the following three EtherNet/IP Explicit Messages:

Service Code 4C (hex)

Class ID 6E (hex)

Instance ID 1

Attribute ID 1

Request Data Data Payload (total 8 bytes):

Offset Description

0x00 Address to Read from

0x04 Number of bytes to read (max. 472 bytes)

Start command

Service Code 06 (hex)

Class ID 6E (hex)

Instance ID 1

Attribute ID 1

Write command

Service Code 4D (hex)

Class ID 6E (hex)

Instance ID 1

Attribute ID 1

Request Data Data Payload (max 8+ 472 bytes):

Offset Description

0x00 Address to Write to

0x04 Number of bytes to write (max. 472 bytes)

0x08 User Data (Array of USINT)

1 2 ... 10 11 12 13 14 15 16 17 18 19 20 ... 23 24

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