ST25R95 datasheet(60/61 Pages) STMICROELECTRONICS

60 / 61 page

List of figures

Figure 1.

ST25R95 application overview ......................................................... 2

Figure 2.

ST25R95 block diagram ............................................................. 2

Figure 3.

ST25R95 pinout description ........................................................... 4

Figure 4.

ST25R95 initialization and operating state change ........................................... 7

Figure 5.

Power-up sequence ................................................................ 7

Figure 6.

Sending command to ST25R95 ........................................................ 9

Figure 7.

Polling the ST25R95 until it is ready ..................................................... 9

Figure 8.

Reading data from ST25R95 ......................................................... 10

Figure 9.

Reset the ST25R95................................................................ 10

Figure 10.

Long frame format................................................................. 12

Figure 11.

Data transfer (in both command and response) when Parity Framing mode is enabled ................. 23

Figure 12.

SPI timing diagram (Slave mode and CPOL = 0, CPHA = 0) .................................... 46

Figure 13.

SPI timing diagram (Slave mode and CPOL = 1, CPHA = 1) .................................... 47

Figure 14.

Typical application with a 27.12 MHz crystal ............................................... 49

Figure 15.

VFQFPN - 32 pins, 5x5 mm, 0.5 mm pitch very thin profile fine pitch quad flat package outline ............ 50

Figure 16.

VFQFPN - 32 pins, 5x5 mm, 0.5 mm pitch very thin profile fine pitch quad flat package recommended footprint 52

ST25R95

List of figures

DS12807 - Rev 4

page 60/61

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