YASKAWA MP2200 User Manual page 418

Appendix D MSG-SND/ MSG-RCV Functions (Ethernet)
D.2 Message Receive Function (MSG-RCV)
( 10 ) Offset (PARAM08, PARAM09, PARAM10, PARAM11)
Specify an offset address for the reception side data address.
The address for the reception side will be displaced by the number of words designated by the offset.
Note: 1. For more information, refer to D.2.8 Relationship between Data Address, Data Size, and Offset for
MSG-RCV Function.
2. The offset cannot be a negative value.
The offset parameter is prepared for each target data type.
The following table lists the offset parameters.
Parameter
PARAM08
PARAM09
PARAM10
PARAM11
The valid offset parameter may differ according to the function code.
The following table lists the valid parameters for the function codes.
Function Code
01H
02H
03H
04H
05H
06H
09H
0AH
0BH
0EH
0FH
10H
31H
32H
33H
A-68
Table D.25 Offset Parameter List
Contents
Coil offset
Input relay offset
Input register offset
Holding register offset
Table D.26 Valid Parameter List for Offset of Each Function Code
Function
Reads coil state
Reads input relay state
Reads holding register content
Reads input register content
Changes single coil state
Writes to single holding register
Reads holding register content (extended)
Reads input register content (extended)
Writes to holding register (extended)
Discontinuously writes to holding register (extended)
Changes multiple coil states
Writes to multiple holding registers
Writes to fixed buffer
Reads the random access buffer
Writes to the random access buffer
Description
Sets the coil's offset word address.
Sets the offset word address of an input relay.
Sets the offset word address of an input register.
Sets the offset word address of a holding register.
Valid Offset Parameter
PARAM08
PARAM09
PARAM11
PARAM10
PARAM08
PARAM11
PARAM11
PARAM10
PARAM11
PARAM11
PARAM08
PARAM11
PARAM11
Invalid
PARAM11