AS39513 datasheet(63/108 Pages) AMSCO

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ams Datasheet

Page 63

[v1-10] 2018-Apr-25

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AS39513 − Detailed Description

Passwords

The passwords EEPROM page from addresses 0x450 through

0x45F contains the System, Application, and Measurement

passwords. The RFID interface can only access these values

through the Set Access and Set Password commands described

above. They can be read through the SPI interface. They can be

written through the SPI interface if the Factory access password

has been entered previously.

Figure 40:

Passwords

SYSPW[31:0] – System access password.

APPPW[31:0] – Application access password.

MEASPW[31:0] – Measurement access password.

Addr.

Bit

0x450

SYSPW[7:0]

0x451

SYSPW[15:8]

0x452

SYSPW[23:16]

0x453

SYSPW[31:24]

0x454

APPPW[7:0]

0x455

APPPW[15:8]

0x456

APPPW[23:16]

0x457

APPPW[31:24]

0x458

MEASPW[7:0]

0x459

MEASPW[15:8]

0x45A

MEASPW[23:16]

0x45B

MEASPW[31:24]

0x45C

0x45D

0x45E

0x45F

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