ST25DV64KC datasheet(191/203 Pages) STMICROELECTRONICS

191 / 203 page

6.3

Device addressing............................................................. 69

6.4

I²C Write operations ........................................................... 70

6.4.1

I2C Byte write .......................................................... 70

6.4.2

I2C Sequential write ..................................................... 71

6.4.3

Minimizing system delays by polling on ACK .................................. 72

6.5

I²C read operations ............................................................ 73

6.5.1

Random address read.................................................... 74

6.5.2

Current address read .................................................... 74

6.5.3

Sequential read access................................................... 74

6.5.4

Acknowledge in read mode ................................................ 75

6.6

I²C password management ..................................................... 75

6.6.1

I2C present password command description ................................... 75

6.6.2

I2C write password command description ..................................... 76

RF operations ....................................................................77

7.1

RF communication ............................................................ 77

7.1.1

Access to a ISO/IEC 15693 device .......................................... 77

7.2

RF communication and energy harvesting......................................... 77

7.3

Fast transfer mode mailbox access in RF ......................................... 77

7.4

RF protocol description......................................................... 78

7.4.1

Protocol description...................................................... 78

7.4.2

ST25DVxxKC states referring to RF protocol .................................. 78

7.4.3

Modes ................................................................ 80

7.4.4

Request format ......................................................... 80

7.4.5

Request flags .......................................................... 80

7.4.6

Response format........................................................ 82

7.4.7

Response flags ......................................................... 82

7.4.8

Response and error code ................................................. 82

7.5

Timing definition .............................................................. 83

7.6

RF commands ................................................................ 85

7.6.1

RF command code list ................................................... 85

7.6.2

Command codes list ..................................................... 85

7.6.3

General command rules .................................................. 86

ST25DV04KC ST25DV16KC ST25DV64KC

Contents

DS13519 - Rev 3

page 191/203

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