ST25R95 datasheet(58/61 Pages) STMICROELECTRONICS

58 / 61 page

List of tables

Table 1.

List of terms ....................................................................... 3

Table 2.

ST25R95 pin descriptions .............................................................. 5

Table 3.

ST25R95 operating modes and states ..................................................... 6

Table 4.

Select serial communication interface selection table ........................................... 8

Table 5.

Interpretation of flags ................................................................ 10

Table 6.

Possible error codes and their meaning ................................................... 11

Table 7.

Format of ResultCode ............................................................... 12

Table 8.

Examples of ResultCode: Len pairs ...................................................... 12

Table 9.

List of ST25R95 commands ........................................................... 13

Table 10.

IDN command description ............................................................. 14

Table 11.

Protocol Select command description ..................................................... 14

Table 12.

List of <Parameters> values for the ProtocolSelect command for different protocols (Reader) .............. 15

Table 13.

List of <Parameters> values for different protocols (card emulation) ................................ 18

Table 14.

Pollfield command description .......................................................... 19

Table 15.

SendRecv command description ........................................................ 20

Table 16.

List of <DATA> send values for the SendRecv command for different protocols ........................ 21

Table 17.

List of <Data> response values for the SendRecv command for different protocols ..................... 23

Table 18.

Structure of Parity byte ............................................................... 24

Table 19.

Listen command description ........................................................... 25

Table 20.

Response codes from the ST25R95 in Listening mode ......................................... 26

Table 21.

Data format sent to the Host in Listening mode .............................................. 26

Table 22.

Send command description ............................................................ 27

Table 23.

Format of data to be sent using Send command ............................................. 27

Table 24.

Idle command description ............................................................. 28

Table 25.

Idle command structure .............................................................. 29

Table 26.

Summary of Idle command parameters.................................................... 29

Table 27.

Ener, WU, and Leave Control resource configuration .......................................... 31

Table 28.

RdReg command description .......................................................... 34

Table 29.

WrReg command description (Modulation index and receiver gain) ................................ 35

Table 30.

WrReg command description (Load modulation index and demodulator sensitivity) ..................... 36

Table 31.

Possible modulation index values........................................................ 37

Table 32.

Possible receiver gain values .......................................................... 37

Table 33.

Possible load modulation index values .................................................... 38

Table 34.

Possible demodulator sensitivity values ................................................... 38

Table 35.

ARC_B default code for available reader protocols ............................................ 39

Table 36.

ACC_A default code for available card emulation protocols ...................................... 39

Table 37.

WrReg command description (Timer Window) ............................................... 39

Table 38.

WrReg command description (AutoDetect Filter) ............................................. 40

Table 39.

AC filter command description (Command <Len> > 0x02) ....................................... 41

Table 40.

state when behaving as ISO/IEC 14443-A tag ............................................... 42

Table 41.

Commands to which the device is able to react .............................................. 42

Table 42.

Echo command description ............................................................ 42

Table 43.

Echo command in listen mode .......................................................... 43

Table 44.

Absolute maximum ratings ............................................................ 44

Table 45.

DC characteristics .................................................................. 44

Table 46.

Power consumption characteristics (VPS_Main from 2.7 to 3.3 V) ................................. 45

Table 47.

Power consumption characteristics (VPS_TX from 2.7 to 3.3 V) ................................... 45

Table 48.

Power consumption characteristics (VPS_TX from 4.5 to 5.5 V) ................................... 45

Table 49.

SPI interface characteristics ........................................................... 46

Table 50.

Tag/Card emulation characteristics....................................................... 47

Table 51.

Field detection characteristics .......................................................... 48

Table 52.

Reader characteristics ............................................................... 48

ST25R95

List of tables

DS12807 - Rev 4

page 58/61

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