MLX90121 Просмотр технического описания (PDF) - Melexis Microelectronic Systems

Номер в каталоге

Компоненты Описание

производитель

MLX90121

13.56MHz RFID Transceiver

Melexis Microelectronic Systems  

MLX90121

13.56MHz RFID Transceiver

Register : Reserved

Address : 2

Bit Default Name

7:0 0

Reserved

Function

Do not use

Register : DigitalConfig

Address : 3

Bit Default Name

7:6

0 --

5

0 Reserved

4

0 MVMode

3

0 MVEn

2:1

0 SelDout

0

0 EncoderEn

Notes

Function

Unused

Do not use

Majority Voting Mode (0 = ISO15693 / ISO14443B)

Majority Voting Enable (0 = Disabled, 1 = Enabled)

Reception Output Selection (see table)

Hardware Encoder Enable (0 = Disabled, 1 = Enabled)

SelDout

00

01

10

11

Output

AM (DATA): ‘1’ = sub carrier ; ‘0’ = no sub carrier

FM (LIMITER): rough digital signal

FSK decoded: ‘1’ when f = 423kHz, ‘0’ when f = 484kHz

PSK decoded

Register : EncoderSym

Address : 4 to 9

Bit Default Name

7:0

0 EncoderSym0

7:0

0 EncoderSym1

7:0

0 EncoderSym2

7:0

0 EncoderSym3

7:0

0 EncoderSym4

7:0

0 EncoderSym5

Notes

• Symbol 6 is hard-coded to 0xFF (11111111).

Function

Encoder Symbol 0

Encoder Symbol 1

Encoder Symbol 2

Encoder Symbol 3

Encoder Symbol 4

Encoder Symbol 5

3901090121

Rev. 009

Page 20 of 26

Data Sheet

Sept.-2009

Share Link: