AS3953B datasheet(48/65 Pages) AMSOSRAM

No. de pieza	AS3953B

Descripción Electrónicos	14443 High Speed Passive Tag Interface

PDF	65 Pages

Scroll/Zoom	100%

Fabricante Electrónico	AMSOSRAM [ams-OSRAM AG]

Página de inicio	https://ams-osram.com/

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48 / 65 page

ams Datasheet

Page 47

[v1-04] 2016-Jan-07

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AS3953B − Application Information

Figure 55:

Bit Rate Definition Register

Note(s):

1. Default setting is set at power-up and after Set Default command. In ISO 14443A Level-4 Protocol mode, this value is rewritten after

receiving PPS command.

Figure below defines the coding of the Bit Rate.

Figure 56:

Bit Rate Coding

Note(s):

1. In case a bit rate which is not supported is selected, the Tx / Rx operation is disabled.

Address# 02h : Bit Rate Definition

Type: RW

Bit

Name

Default

Function

Comments

7tx_rate3

Bit rate for Tx

For coding see Figure 56

6tx_rate2

5tx_rate1

4tx_rate0

3rx_rate3

Bit rate for Rx

For coding see Figure 56

2rx_rate2

1rx_rate1

0rx_rate0

Rate3

Rate2

Rate1

Rate0

Bit Rate [kbit/s]

Comments

fc/128 (~106)

fc/64 (~212)

fc/32 (~424)

fc/16 (~848)

Other combinations RFU

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