AN2511 datasheet(12/43 Pages) STMICROELECTRONICS

12 / 43 page

PMBus commands and source code

AN2511

12/43

Doc ID 13286 Rev 2

Table 4.

RESTORE_DEFAULT_ALL

Command name

RESTORE_DEFAULT_ALL

Command code

12h

Description

The RESTORE_DEFAULT_ALL command

instructs the PMBus device to copy the entire

contents of the non-volatile default store memory

to the matching locations in the operating

memory. Any items in default store that do not

have matching locations in the operating memory

are ignored.

SMBus transaction type

Send byte

Number of data bytes

Table 5.

STORE_USER_ALL

Command name

STORE_USER_ALL

Command code

15h

Description

The STORE_USER_ALL command instructs the

PMBus device to copy the entire contents of the

operating memory to the matching locations in

the non-volatile user store memory. Any items in

operating memory that do not have matching

locations in the user store are ignored.

SMBus transaction type

Send byte

Number of data bytes

Table 6.

VOUT_MODE

Command name

VOUT_MODE

Command code

20h

Description

VOUT_MODE command, used for commanding

and reading output voltage, consists of a three bit

mode (only linear format is supported.) and a

five-bit parameter representing the exponent

used in output voltage Read/Writes.

SMBus transaction type

Read/ Write byte

Number of data bytes

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