System diagnostics
9.2 Diagnostic functions
SIMATIC RF200
308 System Manual, 07/2015, J31069-D0227-U001-A9-7618
Transponder diagnostics with MDS STATUS
The MDS STATUS command can be used to scan the status data of the transponder that is
located within the antenna field.
MDS STATUS for ISO transponder (mode 03) corresponds to UDT 230
Table 9- 2 MDS STATUS for ISO mode
UID array[1…8] byte
000000000
0000000 hex to
FFFFFFFF
Unique identifier
=8 byte UID, MSB first
MDS_type byte Tag type (chip manufacturer, designation):
= ISO general (non-specific or unknown)
= my-d (Infineon), MDS D3xx
04 hex = MB89R118 (Fujitsu), MDS D4xx;
MB89R112 (Fujitsu), MDS D5xx
= I-Code SLI (NXP), MDS D1xx
= Tag-it HFI (Texas Instruments), MDS D2xx
size word 0 to FF hex Memory size in bytes
Depending on tag type, e.g. my-d: 992 bytes
block_size byte 0 to FF hex Block size of the transponder
Depending on tag type, e.g. my-d: 4 bytes
nr_of_blocks byte 0 to FF hex Number of blocks
Depending on tag type, e.g. my-d: 248