Omron V780 Series User Manual page 228

7 Modbus/TCP Communications
Parameter
Communica-
tions conditions
• Error Response
Byte-0 Byte-1
Transaction identi-
fier
X X
Parameter
Exception code
 Execution Examples
Execution When the Following RF Communications Conditions Are Set in the Reader/Writer
RF communications mode: Once, RF communications speed: Auto, RF communications timeout
time: 250 ms, Write verification: Enabled, RF communications diagnostic: Enabled
TX: 000000000006FF03C0000005
RX: 00000000000DFF030A0000000000FA00010001
7 - 76
RF communica- Gives the communications mode in 4-digit hexadeci-
tions mode mal.
0000 hex: Once
0001 hex: Auto
0002 hex: Focus
RF communica- Gives the communications speed in 4-digit hexadeci-
tions speed mal.
0000 hex: Automatic (default)
0001 hex: High speed
0002 hex: Normal speed
RF communica- Gives the RF communications timeout time.
tions timeout time
0001 to EA60 hex (1 to 60,000 [ms])
Write verification Gives whether write verification is being performed in
4-digit hexadecimal.
0000 hex: Disable, 0001 hex: Enable
RF communica- Gives whether diagnostic is being performed in 4-digit
tions diagnostic hexadecimal.
0000 hex: Disable, 0001 hex: Enable
Byte-2 Byte-3 Byte-4
Protocol identifier Field length
0000 hex 0003 hex
For details, refer to Exception Code on page 7-7 under 7-2-3 Response Format for
Error Completion on page 7-7.
Description
Byte-5 Byte-6 Byte-7
Unit Function
identifier code
FF hex 83 hex
Description
UHF RFID System V780-series Reader/Writer User's Manual (Z389)
Default setting
0000 hex
0000 hex
00FA hex
(250)
0001 hex
0000 hex
Byte-8
Excep-
tion code
1 byte