ST25DV64KC datasheet(190/203 Pages) STMICROELECTRONICS

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5.1.2

Fast transfer mode usage ................................................. 24

5.2

RF management feature ....................................................... 28

5.2.1

RF management registers................................................. 28

5.2.2

RF management feature description ......................................... 29

5.3

Interface arbitration ............................................................ 31

5.3.1

Interface Arbitration...................................................... 32

5.4

GPO ........................................................................ 33

5.4.1

ST25DVxxKC interrupt capabilities on RF events ............................... 33

5.4.2

ST25DVxxKC interrupt capabilities on I2C events ............................... 41

5.4.3

GPO and power supply ................................................... 42

5.4.4

GPO registers .......................................................... 43

5.4.5

Configuring GPO........................................................ 47

5.5

Energy harvesting (EH) ........................................................ 48

5.5.1

Energy harvesting registers................................................ 48

5.5.2

Energy harvesting feature description ........................................ 49

5.5.3

EH delivery state diagram ................................................. 50

5.5.4

EH delivery sequence .................................................... 51

5.6

Data protection ............................................................... 51

5.6.1

Data protection registers .................................................. 51

5.6.2

Passwords and security sessions ........................................... 58

5.6.3

User memory protection .................................................. 61

5.6.4

System memory protection ................................................ 62

5.7

Device parameter registers ..................................................... 63

I²C operation .....................................................................67

6.1

I²C protocol .................................................................. 67

6.1.1

Start condition .......................................................... 67

6.1.2

Stop condition .......................................................... 68

6.1.3

Acknowledge bit (ACK) ................................................... 68

6.1.4

Data input ............................................................. 68

6.2

I²C timeout ................................................................... 68

6.2.1

I2C timeout on Start condition .............................................. 68

6.2.2

I2C timeout on clock period ................................................ 68

ST25DV04KC ST25DV16KC ST25DV64KC

Contents

DS13519 - Rev 3

page 190/203

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