ST25DV64K datasheet(184/197 Pages) STMICROELECTRONICS

184 / 197 page

Contents

Description ........................................................................3

1.1

ST25DVxxx block diagram....................................................... 3

1.2

ST25DVxxx packaging .......................................................... 4

Signal descriptions ................................................................6

2.1

Serial link (SCL, SDA) .......................................................... 6

2.1.1

Serial clock (SCL) ........................................................ 6

2.1.2

Serial data (SDA) ........................................................ 6

2.2

Power control (VCC, LPD, VSS) ................................................... 6

2.2.1

Supply voltage (VCC)...................................................... 6

2.2.2

Low power down (LPD).................................................... 6

2.2.3

Ground (VSS) ........................................................... 6

2.3

RF link (AC0 AC1).............................................................. 7

2.3.1

Antenna coil (AC0, AC1) ................................................... 7

2.4

Process control (VDCG, GPO) .................................................... 7

2.4.1

Driver supply voltage (VDCG)................................................ 7

2.4.2

General purpose output (GPO) .............................................. 7

2.5

Energy harvesting analog output (V_EH)........................................... 7

Power management................................................................8

3.1

Wired interface ................................................................ 8

3.2

Contactless interface ........................................................... 9

Memory management .............................................................10

4.1

Memory organization overview .................................................. 10

4.2

User memory ................................................................. 11

4.2.1

User memory areas...................................................... 13

4.3

System configuration area ...................................................... 17

4.4

Dynamic configuration ......................................................... 19

4.5

Fast transfer mode mailbox ..................................................... 20

ST25DVxxx specific features......................................................21

5.1

Fast transfer mode (FTM) ...................................................... 22

5.1.1

Fast transfer mode registers ............................................... 22

5.1.2

Fast transfer mode usage ................................................. 23

5.2

GPO ........................................................................ 26

5.2.1

Interrupt capabilities on RF events .......................................... 26

5.2.2

GPO and power supply ................................................... 34

ST25DV04K ST25DV16K ST25DV64K

Contents

DS10925 - Rev 11

page 184/197

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