Table of Contents
Advertisement
Communications Methods
Auto Mode
2)
In auto mode, after receiving an Auto command from the host, the Controller waits for a Tag to
enter the communications area. Since the Controller is in a busy state between Auto command
reception and the completion of communications with the Tag, it does not accept any com-
mands other than the Stop or Reset Command during the period.
Host
Auto Command
Busy
Busy
Command end
In Auto Mode, the communications path between the host device and the Controller is busy until a
Tag approaches the Controller, so the host device cannot send the next command.
5-38
Controller
Awaiting tag
Not approaching yet
Awaiting tag
Not approaching yet
Communications
processing
Response
Tag
1)
The Controller receives the
command.
2)
The Controller waits for a Tag to
enter the communications area of
the Antenna.
3)
When the Tag enters the R/W
Tag
Antenna's communications range,
the Controller communicates with
the Tag.
4)
When communications have
Passing
finished, the Controller returns a
response to the host device.
Section 5-5
Advertisement
Table of Contents
