USER MANUAL Manual

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
Ima
g
e
Ta
b
le
-
1/2
rac
k
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