SL900A datasheet(33/103 Pages) AMSCO

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ams Datasheet

Page 33

[v1-12] 2018-Oct-29

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SL900A − Custom Command Description

Set Password

The SET PASSWORD command writes a 32 - bit password to the

EEPROM. The password protection for the specified area is

automatically enabled if the password is any other value

except 0.

Command Structure:

Successful Reply Structure:

The “Password Level” Bits are:

When the System area is open for writing, the Set password can

change the passwords for all 3 password levels. When the

System area is write-protected, the Set password command can

not change the System password, but it can change the

Application password, if the Application area is open, and the

Measurement password when the Measurement area is open.

SOF

Custom

Command Code

Password Level

Password

Handle

CRC

Frame-sync

0xE0

0xA0

8 bits

32 bits

16 bits

SOF

Header

Handle

CRC

EOF

Pilot tone + preamble

1 bit [0]

16 bits

Dummy bit [1]

Password Level Bits

Password Level

Bits b7 - b2 are X

Not allowed

System

Application

Measurement

SL900A Datasheet(PDF) 33 Page - ams AG

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