turck TN-IOL2 Series, Инструкция по эксплуатации

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V01.00 | 2021/05
23
9.3.3 Auto read
With an automatic read, the device automatically executes a read command as soon as the
status of the start bit changes (rising or falling edge). The start bit is automatically switched if a
tag enters the detection range.
CMD = 1
(Auto Read)
NB BLOCK: read
ADD: read
Tag
present?
Tag = true
Ready bit is automati-
cally toggling.
New RFID READ CMD
is sent every time
ready bit is toggling.
New RFID data
available?
Device = RDY Device <> RDY
BUSY LED
flashing
(1 Hz)
BUSY LED
off
Device is busy.
New data can be
read out in PDI
Byte 4…31.
1
TAG LED
on
Tag = false
TAG LED
off
2
Device
error?
ERR = false ERR = true
ERROR
LED on
RFID error:
see error code
list
ERROR
LED off
RFID data read
successfully.
More
RFID data to
read?
Power off
(IO-Link)
2
Inventory
Tag detected
Yes
No
Fig. 12: Auto read