Mitsubishi MELSEC-Q EQ-V680D1 User Manual page 34

3. SPECIFICATIONS
Bit Name
0 ID command error
1 Not used
2 Not used
3 Data correction flag
4 Status flag*
5 Not used
6 Not used
7 ID system error 3
8 ID system error 2
9 ID system error 1
10 Tag not present error
11 Protect error
12 Tag communication error
13 Address error
14 Verify error
15 Antenna error
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(10) Error details storage area (Un\G41, Un\G4041)
When an error occurs, the bit corresponding to the error contents turns ON.
The bit in the error details storage area (Un\G41, Un\G4041) either turns OFF the
ID command execution request (Y14, Y1C) or clears when result reception (Y16,
Y1E) turns ON/OFF.
Table 3.11 Error details list
Turns ON when there is an error in the specified ID command.
--
--
Turns ON when data become normal by data correction as a result of read with
error correction.
Turns ON under in the following cases:
When the number of rewrites is exceeded by the Control Number of Writes
command.
When the verification results indicate an error as a result of a memory data
check (verification).
When a data error occurs as a result of Read with Error Correction.
1
When overflow occurs as a result of an addition operation of Write
Calculation.
When underflow occurs as a result of a subtraction operation of Write
Calculation.
When an error occurs as a result of data writing after reading during the
Copy command.
--
--
ID system error
ID system error
ID system error
Turns ON when there is no communicable ID tag in the antenna communication
area.
Turns ON when data are written in an area set as write protected.
Turns ON when communication with an ID tag does not end normally.
Turns ON when the ID tag address range has been exceeded and an attempt is
made to read or write data.
Turns ON when data writing cannot be performed normally with an ID tag.
Turns ON when failure occurs possibly because the antenna is not connected.
*1. When a Copy command error occurs causing an error on the copy destination
side, the bit on the copy source side also turns ON.
(11) Processing result monitor storage area (Un\G42, Un\G4042)
This area stores the processing result of each test.
For processing result details, refer to Section 5.1.3.
Description
1
*
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