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Triggering a message using discrete i/o – Rockwell Automation 2706-LV2P_LV2R_LV4P_LV4R DL40 PLUS USER MANUAL User Manual

Page 112

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Remote I/O Communications

8–20

Publication 2706-6.1

Triggering a Message Using Discrete I/O

The following shows the format of the message trigger in the
Message/Variable/Slave run mode.

WORD 1

17 16 15

14

Message Number

Variable Data

WORD 0

Handshake Bit

BCD Sign Bit

Variable Data Number

Output Image Table - 1/4 rack

WORD 1

17 16 15

14

Message Number

Variable Data

WORD 0

Handshake Bit

BCD Sign Bit - 1st (Ctrl V) Variable

Output Image Table - 1/2 rack

WORD 2

WORD 3

Variable Data

Variable Data (+) or Slave Address

BCD Sign Bit - 2nd (Ctrl V) Variable

BCD Sign Bit - 3rd (Ctrl V) Variable

WORD 1

17 16 15

14

Message Number

WORD 0

Handshake Bit

BCD Sign Bit - 1st (Ctrl V) Variable

Output Image Table - 3/4 rack

WORD 2

WORD 5

Variable Data

Variable Data (+) or Slave Address

BCD Sign Bit - 2nd (Ctrl V) Variable

BCD Sign Bit - 3rd (Ctrl V) Variable

13

WORD 3

Variable Data

WORD 4

Variable Data

BCD Sign Bit - 4th (Ctrl V) Variable

WORD 1

17 16 15

14

Message Number

WORD 0

Handshake Bit

BCD Sign Bit - 1st (Ctrl V) Variable

Output Image Table - Full Rack

WORD 2

WORD 5

Variable Data

Variable Data (+) or Slave Address

BCD Sign Bit - 2nd (Ctrl V) Variable

BCD Sign Bit - 3rd (Ctrl V) Variable

13

WORD 3

Variable Data

WORD 4

Variable Data

BCD Sign Bit - 4th (Ctrl V) Variable

WORD 7

WORD 6

Variable Data

Variable Data

12 11

BCD Sign Bit - 5th (Ctrl V) Variable
BCD Sign Bit - 6th (Ctrl V) Variable