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RFID Applicator Signals
Timing Diagrams for RFID
152
58978L-008 Rev. A RFID Programming Guide 11/14/2008
Double Signal Mode
Figure 13 and Figure 14 show the applicator signals for good and bad tags using double signal
mode.
Figure 13 • Double Signal Mode, Good RFID Tag
Figure 14 • Double Signal Mode, Bad RFID Tag
Start Print
(pin 3)
Data Ready
(pin 14)
End Print
(pin 11)
Void
(pin 15)
1
2
3
45 6
1
Label ready for printing.
2
After receiving start print signal, print first part of label.
3
When program position is reached, stop and encode RFID tag.
4
Check void signal (high means good tag).
5
Wait for second start signal.
6
Print second part of label.
Start Print
(pin 3)
Data Ready
(pin 14)
End Print
(pin 11)
Void
(pin 15)
1
2
3
45 7
6
1
Label ready for printing.
2
After receiving start print signal, print first part of label.
3
When program position is reached, stop and encode RFID tag.
4
Check void signal (low means bad tag).
5
Wait for second start signal.
6
Void remainder of label (if applicable).
7
Discard bad label. Data Ready stays low if format to be retried on next label.