Buffer Memory - Mitsubishi MELSEC-Q EQ-V680D1 User Manual

3. SPECIFICATIONS
Device
Signal Name
No.
X3, XB ID-BUSY
ID command
X4, XC
complete
X5, XD Error detection
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(1) Turns ON when the ID command execution request (Y14, Y1C) is turned ON and
received by the RFID interface module.
(2) Turns OFF when the ID command execution request (Y14, Y1C) is turned OFF and
received by the RFID interface module.
(3) Always ON in TEST mode.
For the timing chart, refer to ID command complete (X4, XC).
(4)
(1) Turns ON when the ID command execution request (Y14, Y1C) is turned ON and
the status is normal upon ID command execution completion. Error detection (X5,
XD) turns ON when the status is abnormal upon ID command execution
completion.
(2) Turns OFF when the ID command execution request (Y14, Y1C) is turned OFF and
received by the RFID interface module.
(3) The timing chart is as follows:
1) The ID command execution contents are set in the buffer memory (Un\G0 to
Un\G5, Un\G10 to Un\G11/Un\G4000 to Un\G4005, Un\G4010 to Un\G4011).
2) ID-BUSY (X3, XB) turns ON when the ID command execution request (Y14,
Y1C) turns ON, and the ID command is executed in accordance with the setting
contents of Step 1 above.
3) ID command complete (X4, XC) turns ON when the status is normal upon ID
command execution completion. Error detection (X5, XD) turns ON when the
status is abnormal upon ID command execution completion.
4) ID-BUSY (X3, XB), ID command complete (X4, XC), and error detection (X5,
XD) turn OFF when the ID command execution request (Y14, Y1C) turns OFF.

Buffer memory

(Un\G0 to Un\G5, Un\G10 to Un\G11
/Un\G4000 to Un\G4005,
Un\G4010 to Un\G4011).
ID command execution
request (Y14, Y1C)
ID-BUSY (X3, XB)
ID command complete (X4, XC)
/ Error detection (X5, XD)
(1) Turns ON when the ID command execution request (Y14, Y1C) is turned ON and
the ID command ends abnormally.
(2) Turns OFF when the ID command execution request (Y14, Y1C) is turned OFF and
received by the RFID interface module.
(3) For the timing chart, refer to ID command complete (X4, XC).
Description
Implemented by RFID interface module
Implemented by sequence program
Execution contents
ID command
execution
1) 2) 3) 4)
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