Example Unsuccessful Writing Of Data - IFM DTI420 Operating Instructions Manual

DTI420 DTI421
Device acknowl- 0x04
edges data
Controller trans- 0x04
fers more data
Device acknowl- 0x04
edges data and
terminates writ-
ing
Controller with- 0x00
draws com-
mand value
Device carries 0x00
out preset com-
mand
Tab. 7: Process data output
Preset com- 0x00
mand
Controller sets 0x04
command (write
40 bytes to ad-
dress 0x10)
Device acknowl- 0x04
edges com-
mand
Controller trans- 0x04
fers the first da-
ta
Device acknowl- 0x04
edges data
Controller trans- 0x04
fers more data
Device acknowl- 0x04
edges data and
terminates writ-
ing
Controller with- 0x04
draws com-
mand value
Device carries 0x00
out preset com-
mand
Tab. 8: Process data input
10.6.2 Example unsuccessful writing of data
Example shows that writing of the data was unsuccessful.
26
Data for ID tag
Data for ID tag
Data for ID tag
0x0000 0x0000
0x0000 0x0000
UID 0x00
UID 0x00
0x00 0x00
0x00 0x00
0x00 0x01
0x00 0x01
0x00 0x02
0x00 0x02
UID 0x00
0x01
0x02
0x02
0x00 0x00
0x00 0x00
0x00 0
0x00 0
0x00 0
0x00 0
0x00 0
0x00 0
0x00 1
0x00 1
0x00 0
1
1
1
0
0
0
0
1
1
1
1
1
1
0