Control Method - Omron V750-BA50C04-US User Manual

SECTION 5
Command Line Interface

Control method

Control by command
The reader writer's operation is directed by transmitting the command from connected host device.
It replies the result of executing the command as a response.
In the operation mode, all operation is controlled by the command according to the content of the
transmitted command. (ex. Read/Write of ID of RF Tag and data, Setting of function of RF Tag, Setting
of communication condition, Setting of Reader/Writer)
Host Device
(ex. Personal computer)
Command and Response Flowchart
In the operation mode, the command is transmitted from host device, and it replies from Reader/Writer
the response of the processing result.
There is a state of the following commands and the responses by the difference between the kind of
the command and the communication specification.
 1:1 Protocol
When Single once, Setting of communication condition, and Setting of Reader/Writer, etc. are
specified by the command that communicates with the RF tag, one response is transmitted to one
command.
Host Device
Reader/Writer
 1:N Protocol
When Single repeat and Multi repeat, etc. are specified by the command that communicates with the
RF tag, two or more responses are transmitted to one command.
Host Device
Reader/Writer
UHF RFID System
60
User's Manual
Command
Operation condition setting
(Instruction)
Reader/Writer
Response
(Result)
External input External output
Functions and Control
(ex. Processing stop, Output setting)
Command
Response
Command
Response
Antenna
Communication between
Antenna and RF Tag
Response Response
RF Tag
Response