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5-4 Communication and Communication Designation List
5-12
Several tag access S/M/L
The time slot method is used to detect several tags. Select S/M/L to minimize the communication time of Multi. (Even if the number
specified in S/M/L and the number of actual tags do not match, the Multi communication can be made. However, it may take a long
time to communicate.)
(2) Antenna operation command
Any command to operate an antenna is executed immediately.
Symbol
Number of estimated tags in
communication area at a time
Number of time slots
S
M
L
Approximately 4 tags.
Approximately 8 tags.
Approximately 16 tags.
8
16
32
Command Name
(Referred item)
Command
Code
Operation
Mode
Setting
Mode
Function
Auto Repeat Cancel
(Section 5-8-1)
C2
Enabled
Cancels and disables Auto and Repeat commands.
Reset (Section 5-8-2)
C0
Enabled
• Clears data read from a tag at polling. A response
is not returned by the Request to Response (H0)
command.
• Clears the immediately preceding response. A
response is not returned by the Request To
Retransmit (H1) command.
• Changes the Radio Wave Transmission ON mode
into the OFF mode.
• Enables the host communication condition setting
and station number setting commands.
Request to Respond
(Section 5-8-3)
H0
Requests a response from a tag during polling.
Request to Retrans-
mit (Section 5-8-4)
H1
Enabled
Requests to retransmit the immediately preceding
response.