Omron V680 Series User Manual page 214

Section 7
Host Communications Specifications
 SET MULTI-READER/WRITER SETTINGS
This query sets the Multi-Reader/Writer settings.
 Query Format
Byte-0 Byte-1
Transaction
identifier
X X
Register address
Word count
Byte count
Multi-Reader/
Writer settings
 Response Format
Normal Response
Byte-0 Byte-1
Transaction
identifier
X X
Register address
Word count
Error Response
Byte-0 Byte-1
Transaction
identifier
X X
Parameter
Exception code
RFID System
212
User's Manual
(Modbus TCP)
Byte-2 Byte-3 Byte-4 Byte-5 Byte-6
Protocol Unit
Field length
identifier identifier
0000 hex 0027 hex FF hex
Byte-13 Byte-14
Multi-Reader/
Writer Mode
2 bytes
Parameter
This is the register address that is specified in the Multi-Reader/Writer settings (B400
hex).
This is the number of words in the Multi-Reader/Writer settings (0010 hex).
This is the number of bytes in the Multi-Reader/Writer settings (20 hex).
Multi-Reader/ Specify in 4-digit hexadecimal whether to enable or disable Multi-Reader/Writer settings.
Writer Mode 0000 hex: Disable (default setting)
0001 hex: Enable for Field Extension Mode
0002 hex: Enable for High-speed Traveling Mode
Number of Slave Specify in 4-digit hexadecimal the number of Slave Reader/Writers to link with Reader/
Reader/Writers Writer extension.
Setting range: 0000 to 0007 hex
IP address 1 Specify in 8-digit hexadecimal the IP addresses to set.
Setting range: 0000 0000 to FFFF FFFF hex
:
Example: C0A801C8 hex (192.168.1.200)
IP address 7
Byte-2 Byte-3 Byte-4 Byte-5 Byte-6
Protocol Unit
Field length
identifier identifier
0000 hex 0006 hex FF hex
Parameter
The register address from the query is set.
The word count from the query is set.
Byte-2 Byte-3 Byte-4 Byte-5
Protocol identifier Field length
0000 hex 0003 hex
For details, refer to Exception Code Table in this section.
p.167
Byte-7 Byte-8 Byte-9 Byte-10
Register
Function code Word count
address
10 hex B400 hex 0010 hex
Byte-15 Byte-16 Byte-17 Byte-18 Byte-19
Number of Slave
IP address 1
Reader/Writers
2 bytes 4 bytes
Description
Byte-7 Byte-8 Byte-9 Byte-10
Function code Register address
10 hex B400 hex
Description
Byte-6 Byte-7 Byte-8
Unit Exception
Function code
identifier code
FF hex 90 hex 1 byte
Description
Byte-11 Byte-12 Byte-13 ...
Multi-Reader/Writer
Byte count
settings
20 hex 32 bytes
Byte-20 ... Byte-41 Byte-42 Byte-43
IP address 7
4 bytes
Byte-11
Word count
0010 hex
Byte-44
Byte-44