Omron V780 Series, Руководство пользователя

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7 Modbus/TCP Communications
UHF RFID System V780-series Reader/Writer User’s Manual (Z389)
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7-5 Commands
The commands that you can send to a Reader/Writer are listed below.
The command codes are used to identify the commands and they are recorded in the most recent com-
mand error information and command error log with an error response is returned. (This information is
not included in the Modbus/TCP message format.)
Single-access Communications Commands
Command name Function code Register address Command code
ID READ FC03 4000 hex 0001 hex
ID WRITE FC16 4000 hex 0002 hex
DATA READ FC03 0000 to 07FF hex
1000 to 17FF hex
2000 to 27FF hex
3000 to 3FFF hex 0003 hex
DATA WRITE FC16 0000 to 07FF hex
1000 to 17FF hex
2000 to 27FF hex
3000 to 3FFF hex 0004 hex
LOCK FC16 8000 hex 0005 hex
DATA FILL FC16 8100H hex 0006 hex
Multiaccess Communications Commands
Command name Function code Register address Command code
SET MULTIACCESS ID READ FC16 Always 9000 hex. 0101 hex
GET MULTIACCESS ID READ RESULTS FC03 Always 9100 hex. 0102 hex
SET MULTIACCESS DATA READ FC16 Always 9200 hex. 0103 hex
GET MULTIACCESS DATA READ RESULTS FC03 Always 9300 hex. 0104 hex
Modbus Expansion Communications Commands
Command name Function code Subfunction code Command code
EXTENDED DATA READ FC100 0001 hex 0201 hex
EXTENDED DATA WRITE FC100 0002 hex 0202 hex
EXTENDED MULTIACCESS ID READ FC100 0003 hex 0203 hex
EXTENDED MULTIACCESS DATA READ FC100 0004 hex 0204 hex
Reader/Writer Control Commands
Command name Function code Register address Command code
INITIALIZE FC16 A000 hex 1001 hex
RESET FC16 A100 hex 1002 hex
STOP FC16 A200 hex 1003 hex
RESET FOCUS FC16 A300 hex 1004 hex