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ST25R3912 Datasheet(PDF) 3 Page - STMicroelectronics

Part # ST25R3912
Description  High performance HF reader / NFC initiator for payment applications with 1 W output power
PDF  130 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ST25R3912 Datasheet(HTML) 3 Page - STMicroelectronics

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DS11794 Rev 9
3/130
ST25R3912
Contents
5
1.2.19
AM modulation depth: definition and calibration . . . . . . . . . . . . . . . . . . 60
1.2.20
Stream mode and Transparent mode . . . . . . . . . . . . . . . . . . . . . . . . . . 63
1.3
Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
1.3.1
IO configuration register 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
1.3.2
IO configuration register 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
1.3.3
Operation control register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72
1.3.4
Mode definition register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73
1.3.5
Bit rate definition register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74
1.3.6
ISO14443A and NFC 106kb/s settings register . . . . . . . . . . . . . . . . . . . 75
1.3.7
ISO14443B settings register 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
1.3.8
ISO14443B and FeliCa settings register . . . . . . . . . . . . . . . . . . . . . . . . 77
1.3.9
Stream mode definition register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78
1.3.10
Auxiliary definition register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
1.3.11
Receiver configuration register 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80
1.3.12
Receiver configuration register 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81
1.3.13
Receiver configuration register 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82
1.3.14
Receiver configuration register 4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82
1.3.15
Mask receive timer register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83
1.3.16
No-response timer register 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84
1.3.17
No-response timer register 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84
1.3.18
General purpose and no-response timer control register . . . . . . . . . . . 85
1.3.19
General purpose timer register 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86
1.3.20
General purpose timer register 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86
1.3.21
Mask main interrupt register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87
1.3.22
Mask timer and NFC interrupt register . . . . . . . . . . . . . . . . . . . . . . . . . . 87
1.3.23
Mask error and wake-up interrupt register . . . . . . . . . . . . . . . . . . . . . . . 88
1.3.24
Main interrupt register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88
1.3.25
Timer and NFC interrupt register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89
1.3.26
Error and wake-up interrupt register . . . . . . . . . . . . . . . . . . . . . . . . . . . 90
1.3.27
FIFO status register 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91
1.3.28
FIFO status register 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91
1.3.29
Collision display register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92
1.3.30
Number of transmitted bytes register 1 . . . . . . . . . . . . . . . . . . . . . . . . . 92
1.3.31
Number of transmitted bytes register 2 . . . . . . . . . . . . . . . . . . . . . . . . . 93
1.3.32
NFCIP bit rate detection display register . . . . . . . . . . . . . . . . . . . . . . . . 93
1.3.33
A/D converter output register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94
1.3.34
Reserved register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94



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