9�11 Device Status - IFM DTM424 Operating Instructions Manual

RFID read/write head with CANopen interface
9.11 Device status
The current device status is represented in the object "Device status"
(OD index 0x2150, subindex 0x00)� On delivery the object is assigned to TPDO1�
Bit 31
Status
tag_err
Default 0
value
Bit 23
Status write_err
Default 0
value
Bit
15
Status read_err
Default 0
value
Bit 7
Status
r
Default 0
value
Status
pow
ant
present
busy
fr_err
buf_ovfl
read_err
write_err
tag_err
22
30 29
0 0
22 21
0 0
14 13
0 0
6 5
r buf_ovfl
0 0
Value Description
1 power enabled (always 1)
0 antenna deactivated
1 antenna enabled
0 no ID tag present
1 ID tag present
0 idle
1 read or write access active
0 front end OK
1 front end error detected (hardware problem)
0 buffer OK
1 buffer overflow detected
error of last read operation
error of last write operation
error message from ID-Tag for last operation
28 27
0 0
20 19
0 0
12 11
0 0
4 3
fr_err busy
0 0
26 25
0 0
18 17
0 0
10 9
0 0
2 1
present ant
0 1
EMCY
message
yes
yes
yes
yes
yes
24
0
16
0
8
0
0
pow
1