ST25R200 datasheet(87/88 Pages) STMICROELECTRONICS

87 / 88 page

List of figures

Figure 1.

Block diagram .................................................................... 4

Figure 2.

UFQFPN24 pinout (top view) .......................................................... 6

Figure 3.

System diagram - differential antenna driving ............................................... 8

Figure 4.

System diagram - single-ended antenna driving ............................................. 9

Figure 5.

System diagram – two single-ended antenna driving ......................................... 10

Figure 6.

State diagram.................................................................... 12

Figure 7.

Supply system ................................................................... 13

Figure 8.

SPI data signals with a host .......................................................... 16

Figure 9.

SPI communication: writing of single byte................................................. 17

Figure 10.

SPI communication: writing of multiple bytes .............................................. 17

Figure 11.

SPI communication: reading of single byte ................................................ 18

Figure 12.

SPI communication: reading of multiple bytes .............................................. 18

Figure 13.

SPI communication: direct command.................................................... 18

Figure 14.

SPI communication: direct command chaining ............................................. 19

Figure 15.

SPI communication: writing bytes into FIFO ............................................... 19

Figure 16.

SPI communication: reading bytes from FIFO .............................................. 19

Figure 17.

Transceiver operation with timeout ..................................................... 22

Figure 18.

Transceiver operation with nrt_emd=0 ................................................... 22

Figure 19.

Transceiver operation with nrt_emd=1 ................................................... 22

Figure 20.

Transceiver operation with EMD handling................................................. 23

Figure 21.

SPI timing diagram - General operation .................................................. 76

Figure 22.

SPI timing diagram - Read operation .................................................... 76

Figure 23.

UFQFPN24 - Outline ............................................................... 77

Figure 24.

UFQFPN24 - Footprint example ....................................................... 78

ST25R200

List of figures

DS13658 - Rev 2

page 87/88

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