AS3955-ASWF-S2 datasheet(111/111 Pages) AMSCO

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ams Datasheet

Page 111

[v1-01] 2015-Apr-29

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AS3955 − Content Guide

I²C Electrical Connection

Interrupt Interface Description

Buffer Interrupts and Buffer Status Register

EEPROM Read and Write

Data Buffer

Direct Commands

Set Default

Clear Buffer

Restart Transceiver

Disable/Enable Transceiver

Transmit Buffer

Transmit ACK

Transmit NACK 0-5

Go To Sleep

Go To Sense

Go To Sense / Sleep

Registers Overview

IO Configuration Register

IC Configuration Registers

Status Display Registers

Interrupt Registers

Buffer Registers

NFC Last Address Register

Version Control Register

Application Information

Writing a NDEF Message into AS3955 Memory

Reading/Writing Through NFC Device

Reading/Writing Through SPI / I²C

Using Extended Mode to Switch AS3955 into Tunneling

Mode

Using Tunneling Mode to Emulate a NFC Type 4 Tag

References

Package Drawings & Markings

103 Ordering & Contact Information

105 RoHS Compliant & ams Green Statement

106 Copyrights & Disclaimer

107 Document Status

108 Revision Information

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