DVK90129 Melexis Inc, DVK90129 Datasheet - Page 22

• Manufacturer Part Number: DVK90129
• Description: DEVELOPMENT KIT MLX90129
• Manufacturer: Melexis Inc
• Series: -r
• Type: Development kitr

Specifications of DVK90129

• Contents: Board, Proxima RF™ Desktop Reader
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• For Use With/related Products: MLX90129

When receiving the Write register file request, the transponder shall write the requested block into Register
File with the data contained in the request and report the success of the operation in the response.
Request format:
When receiving the “Read Internal Device” request, the transponder shall read a word of the addressed
internal device and send back its value in the response. The internal device is selected thanks to the address
byte taking part of the command frame.
Request format:
Response format (if no error):
When receiving the “Write Internal Device” request, the transponder shall write the addressed internal device
word. If the address corresponds to the EE-Latches of the Internal Device (Internal Device #03 and #04) the
RFID acknowledgment can be missing or the RFID communication can be disabled depending the settings.
The MLX90129 has to be reset (power off) in order to take into account the modifications. The MLX90129
behaviour without reset can not be guaranteed.
Request format:
When receiving the “Read External Memory” request, the transponder shall read the requested block from
external memory via SPI and send back its value in the response.
Request format:
Response format (if no error):
3901090129
Rev 007
S
O
F
S
O
F
S
O
F
S
O
F
S
O
F
S
O
F
•
•
•
•
Flags
8 bits
00xx 001x
Flags
8 bits
00xx 001x
Flags
8 bits
0000 0000
Flags
8 bits
00xx 001x
Flags
8 bits
00xx 001x
Flags
8 bits
0000 0000
WRITE REGISTER FILE (A11F)
READ INTERNAL DEVICE (A21F)
WRITE INTERNAL DEVICE (A31F)
READ EXTERNAL MEMORY (A41F)
Write Register File
8 bits
1010 0001 0001 1111
Read Internal Device
8 bits
1010 0010 0001 1111
Write Internal Device
8 bits
1010 0011 0001 1111
Read External Memory
8 bits
1010 0100 0001 1111
Data
16 bits
Data
16 bits
CRC 16
16 bits
CRC 16
16 bits
13.56MHZ SENSOR TAG / DATALOGGER IC
UID
64 bits
(Optional)
UID
64 bits
(Optional)
E
O
F
E
O
F
UID
64 bits
(Optional)
Page 22 of 56
UID
64 bits
(Optional)
Block address
8 bits
Block address
8 bits
Block address
8 bits
Block address
16 bits
CRC 16
16 bits
Data
16 bits
Data
16 bits
CRC 16
16 bits
MLX90129
E
O
F
CRC 16
16 bits
CRC 16
16 bits
E
O
F
Data Sheet
March 2011
E
O
F
E
O
F