ST25TB02K datasheet(45/47 Pages) STMICROELECTRONICS

45 / 47 page

List of figures

Figure 1.

Logic diagram..................................................................... 2

Figure 2.

Die floor plan and assembly options ..................................................... 3

Figure 3.

ST25TB02K 10% ASK modulation of the received wave ....................................... 5

Figure 4.

ST25TB02K request frame character format................................................ 5

Figure 5.

Request start of frame ............................................................... 6

Figure 6.

Request end of frame ............................................................... 6

Figure 7.

Wave transmitted using BPSK subcarrier modulation.......................................... 7

Figure 8.

Answer start of frame ............................................................... 7

Figure 9.

Answer end of frame ................................................................ 8

Figure 10.

Example of a complete transmission frame................................................. 8

Figure 11.

CRC transmission rules .............................................................. 9

Figure 12.

Write_block update in Standard mode (binary format) ........................................ 11

Figure 13.

Write_block update in Reload mode (binary format).......................................... 11

Figure 14.

Countdown example (binary format) .................................................... 13

Figure 15.

State transition diagram ............................................................. 17

Figure 16.

ST25TB02K Chip_ID description....................................................... 18

Figure 17.

Description of a possible anticollision sequence ............................................ 19

Figure 18.

Initiate request format .............................................................. 23

Figure 19.

Initiate response format ............................................................. 23

Figure 20.

Initiate frame exchange between reader and ST25TB02K ..................................... 23

Figure 21.

Pcall16 request format.............................................................. 24

Figure 22.

Pcall16 response format ............................................................ 24

Figure 23.

Pcall16 frame exchange between reader and ST25TB02K ..................................... 24

Figure 24.

Slot_marker request format .......................................................... 25

Figure 25.

Slot_marker response format ......................................................... 25

Figure 26.

Slot_marker frame exchange between reader and ST25TB02K ................................. 25

Figure 27.

Select request format .............................................................. 26

Figure 28.

Select response format ............................................................. 26

Figure 29.

Select frame exchange between reader and ST25TB02K...................................... 26

Figure 30.

Completion request format ........................................................... 27

Figure 31.

Completion response format.......................................................... 27

Figure 32.

Completion frame exchange between reader and ST25TB02K .................................. 27

Figure 33.

Reset_to_inventory request format ..................................................... 28

Figure 34.

Reset_to_inventory response format .................................................... 28

Figure 35.

Reset_to_inventory frame exchange between reader and ST25TB02K ............................ 28

Figure 36.

Read_block request format .......................................................... 29

Figure 37.

Read_block response format ......................................................... 29

Figure 38.

Read_block frame exchange between reader and ST25TB02K.................................. 29

Figure 39.

Write_block request format........................................................... 30

Figure 40.

Write_block response format ......................................................... 30

Figure 41.

Write_block frame exchange between reader and ST25TB02K .................................. 30

Figure 42.

Get_UID request format............................................................. 31

Figure 43.

Get_UID response format ........................................................... 31

Figure 44.

64-bit unique identifier of the ST25TB02K ................................................ 32

Figure 45.

Get_UID frame exchange between reader and ST25TB02K .................................... 32

Figure 46.

ST25TB02K synchronous timing, transmit and receive........................................ 36

Figure 47.

Initiate frame exchange between reader and ST25TB02K ..................................... 39

Figure 48.

Pcall16 frame exchange between reader and ST25TB02K ..................................... 39

Figure 49.

Slot_marker frame exchange between reader and ST25TB02K ................................. 39

Figure 50.

Select frame exchange between reader and ST25TB02K...................................... 39

Figure 51.

Completion frame exchange between reader and ST25TB02K .................................. 39

Figure 52.

Reset_to_inventory frame exchange between reader and ST25TB02K ............................ 40

Figure 53.

Read_block frame exchange between reader and ST25TB02K.................................. 40

ST25TB02K

List of figures

DS11469 - Rev 7

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