User Manual, PRIOR to Firmware rev. 3.0 Owner manual

Publication 1404-UM001D-EN-E - October 2004

C-34 Sample Applications

While other words in the N7 SCNR_FILE are important to

communications these values are copied from file N9 CIP_SETUP to

file N7.

N9 CIP_SETUP

This file is the CIP message setup file. The importance of the

following words should be noted.

Table C.11

Bit # Importance N7:0 Read/Write

N7:0/15 EN - Written to by the ladder to enable

communication transaction.

R/W

N7:0/14 Unused N/A

N7:0/13 DN bit - Response received R

N7:0/12 ER bit - Error bit returned form SCNR

scanner

N7:0/11 CO - Continuous mode Not used N/A

N7:0/10 EW - Message taken into account by

1747 - SCNR scanner

N7:0/9 SUCCESS - Used by ladder for notification

of successful communication transfer.

N7:0/8 TO - The message transaction has timed

out.

Table C.12

Word

Description of Function

N9:0 Not used by CIP_SETUP.

N9:1 Target MAC ID (Power monitor MAC ID)

N9:2 Communication transaction timeout setting in ms. (2048 recommended)

N9:3 Complex IOI size. Not used and set to 0.

N9:4 Service code. 0xE for Get Attribute Single or 0x10 Set Attribute single.

N9:5 Class code of Instance Object. Power monitor class 4 assembly instance.(4)

N9:6 Targets Instance number to read or write.

N9:7 Target Attribute. Power monitor Attribute of assembly instance is 3. (3)

N9:8 Target member number. (Not used)