5-12
Section
Response Codes
93
5-12 Response Codes
The response codes are described in the following table.
Type
Response
code
Name
Meaning
Normal end
00
Normal end
No error occurred and the command ended normally.
72
Multi-trigger end
Communications were completed with multi-trigger mode
specified.
Selective Tag
detection end
Communications were completed with selective access “Tag
detect” communications specified. (Tag detection completed.)
74
Polling command
received
A polling command has been received normally.
75
Polling process
canceled
The polling process was canceled before the completion of
communications with the ID Tag.
Data normal
MEMORY CHECK command (MC):
The calculated check code matched the value in the check code
area.
ADD (AD) command:
Command ended normally without an overflow in the result
SUBTRACT (SB) command:
Command ended normally with a result that was not less than 0.
76
Polling process
canceled
The polling process was canceled after the start of
communications with the ID Tag.
Data error
MEMORY CHECK command (MC):
The calculated check code did not match the value in the check
code area.
ADD (AD) command:
Command ended normally with an overflow in the result.
SUBTRACT (SB) command:
Command ended normally with a result that was less than 0.
Host
10
Parity error
A parity error occurred for one of the characters in the command.
communications
error
11
Framing error
A framing error occurred for one of the characters in the
command.
12
Overrun error
An overrun error occurred for one of the characters in the
command.
13
BCC error
A received command had an incorrect BCC.
14
Command error
The command frame structure normally received is incorrect.
18
Frame length error
ETX was not received in 288 characters or less after STX was
received.
Communications
error
70
Communications
error
An error occurred during communications with a Tag and
communications were not completed normally.
71
Verification error
A write process error occurred during a write.
72
No Tag error
There was no Tag in front of the Antenna when the command was
executed.
7A
Address error
The address specification is not correct.
7B
Not write area error
The Tag is in a read-only area.
7C
No Antenna
connected error
No Antenna is connected.
7D
Protection error
An attempt was made to write to a write-protected area.
7E
ID system error 1
The Tag could not process the command in its current status.
7F
ID system error 2
The Tag does not support the command.
System error
9A
Sync error
The multiple Controllers used were not synchronized for mutual
interference prevention at the time of acceptance of the
command.
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