DVK90129 Melexis Inc, DVK90129 Datasheet - Page 23

• 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 external memory” request, the transponder shall send a command to SPI, in order
to write a byte into an external memory via SPI interface with the data contained in the request.
Request format:
When receiving the “Send Specific Command to external memory” request, the transponder shall send a
command to the external memory via SPI. Example: WREN = Write Enable, Write Disable.
Request format:
When receiving the “Send Addressed Command to an external memory” request, the transponder shall send
a command and the address to the external memory via SPI. Example: Lock Block, Unlock Block
Request format:
When receiving the “Write external memory status” request, the transponder shall send specified command
with data to the external memory via SPI. Example: write status register.
Request format:
When receiving the “Read external memory status” request, the transponder shall send specified command
to the external memory via SPI and respond with data received from external SPI slave.
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
•
•
•
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Flags
8 bits
00xx 001x
Flags
8 bits
00xx 001x
Flags
8 bits
00xx 001x
Flags
8 bits
00xx 001x
Flags
8 bits
00xx 001x
Flags
8 bits
0000 0000
WRITE EXTERNAL MEMORY (A51F)
SEND A SPECIFIC COMMAND TO EXTERNAL MEMORY (A61F)
SEND ADDRESSED COMMAND TO EXTERNAL MEMORY (A71F)
WRITE EXTERNAL MEMORY STATUS (A81F)
READ EXTERNAL MEMORY STATUS (A91F)
Write External Memory
8 bits
1010 0101 0001 1111
Send Specific CMD
8 bits
1010 0110 0001 1111
Send Addressed CMD
8 bits
1010 0111 0001 1111
Write External Memory
Status
8 bits
1010 1000 0001 1111
Read External Memory status
8 bits
1010 1001 0001 1111
Data
8 bits
CRC 16
16 bits
13.56MHZ SENSOR TAG / DATALOGGER IC
E
O
F
UID
64 bits
(Optional)
UID
64 bits
(Optional)
Page 23 of 56
UID
64 bits
(Optional)
UID
64 bits
(Optional)
UID
64 bits
(Optional)
Command code
8 bits
Address
16 bits
Block address
16 bits
Command Code
8 bits
Command code
8 bits
Command code
8 bits
Data
16 bits
CRC 16
16 bits
Data
8 bits
MLX90129
CRC 16
16 bits
CRC 16
16 bits
E
O
F
CRC 16
16 bits
CRC 16
16 bits
Data Sheet
March 2011
E
O
F
E
O
F
E
O
F
E
O
F