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7 Modbus/TCP Communications
UHF RFID System V780-series Reader/Writer User’s Manual (Z389)
7-
6 V780 Co
mm
and
Detail
s
7
7-6
-6 Rea
der/W
riter Setting Comman
ds: C
ommunications Setting
s
Function
This command sets the transmission powers of the Reader/Writer.
Command Format
SET TRANSMISSION POWER
Byte-0
Byte-1
Byte-2
Byte-3
Byte-4
Byte-5
Byte-6
Byte-7
Byte-8
Byte-9
Byte-10
Byte-11
Byte-12
Transaction
identifier
Protocol identi-
fier
Field length
Unit iden-
tifier
Function
code
Register
address
Word count
Byte
count
X
X
0000 hex
2 bytes
FF hex
10 hex
C100 hex
2 bytes
1 byte
Byte-13
Byte-14
Byte-15
Byte-16
Byte-17
Byte-18
Byte-19
Byte-20
···
Byte-41
Byte-42
Byte-43
Byte-44
Transmission power
Master Reader/Writer
(Reader/Writer Number 0)
Slave Reader/Writer 1
(Reader/Writer Number 1)
···
Slave Reader/Writer 7
(Reader/Writer Number 7)
Read transmis-
sion power
Write transmis-
sion power
Read transmis-
sion power
Write transmis-
sion power
···
Read transmis-
sion power
Write transmis-
sion power
2 bytes
2 bytes
2 bytes
2 bytes
···
2 bytes
2 bytes
Parameter
Description
Default setting
Field length
Setting range: 000B to 0027 hex
7 bytes + Number of Readers/Writers × 4 bytes
Register address
The register address (C100 hex) that specifies setting the transmission powers
Word count
Number of words in the obtained transmission power settings
0002 hex:
0004 hex:
0006 hex:
Obtains the transmission power of the Master Reader/Writer
Obtains the transmission power of the Master Reader/Writer and
Slave Reader/Writer 1
Obtains the transmission power of the Master Reader/Writer and
Slave Reader/Writer 1 to 2
000E hex:
0010 hex:
Obtains the transmission power of the Master Reader/Writer and
Slave Reader/Writer 1 to 6
Obtains the transmission power of the Master Reader/Writer and
Slave Reader/Writer 1 to 7
Number of Readers/Writers × 2 words
Byte count
The number of bytes in the transmission powers
04 hex:
08 hex:
0C hex:
Obtains the transmission power of the Master Reader/Writer
Obtains the transmission power of the Master Reader/Writer and
Slave Reader/Writer 1
Obtains the transmission power of the Master Reader/Writer and
Slave Reader/Writer 1 to 2
1C hex:
20 hex:
Obtains the transmission power of the Master Reader/Writer and
Slave Reader/Writer 1 to 6
Obtains the transmission power of the Master Reader/Writer and
Slave Reader/Writer 1 to 7
Number of Readers/Writers × 4 bytes
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Summary of Contents for V780 Series
Page 22: ...Version Upgrade Information 20 UHF RFID System V780 series Reader Writer User s Manual Z389 ...
Page 60: ...3 Part Names and Functions 3 14 UHF RFID System V780 series Reader Writer User s Manual Z389 ...
Page 152: ...6 Functions 6 76 UHF RFID System V780 series Reader Writer User s Manual Z389 ...
Page 334: ...8 Browser Interface 8 44 UHF RFID System V780 series Reader Writer User s Manual Z389 ...
Page 358: ...9 Troubleshooting 9 24 UHF RFID System V780 series Reader Writer User s Manual Z389 ...
Page 392: ...Appendices A 30 UHF RFID System V780 series Reader Writer User s Manual Z389 ...
Page 393: ...I 1 I UHF RFID System V780 series Reader Writer User s Manual Z389 Index ...
Page 397: ......