Multitech MTCMR-H User's Guide download pdf (Page 44)

Chapter 3 – Supported GSM/WCDMA AT Commands

High Speed HSPA-H4 AT Commands Reference Guide (Document S000483A) 44

&F Restore Factory Settings

Description: This command is used to restore the factory settings from EEPROM.

Syntax:

Command Responses

Action Command:

AT&F<n>

No Read and Test Commands

Values: <n> Setting Restore Parameter

If <n> is not omitted and with a value different from 0, the response is OK

without any treatment.

0 Restore factory settings

Examples:

Command Responses

AT&F

Note: Ask for restoring the factory settings

Note: Done

AT&F0

Note: Ask for restoring the factory settings

Note: Done

Notes:

• For each parameter, the section "Parameter Storage" specifies which default values can

be restored using AT&F. The parameters are restored in RAM and in E2P, overwriting the

profile set with AT&W.

• This command does not update the +IPR command.

&S Set DSR Signal

Description: This command controls the Data Set Ready (DSR) signal.

Syntax:

Command Responses

Action Command:

AT&S[<n>]

No Read and Test Commands

Values: <n> DSR Signal Control Parameter

0 DSR always ON

1 DSR OFF in command mode. DSR ON in data mode. Default.

Parameter Storage: The <n> parameter is stored in EEPROM using AT&W. The default value can be

restored using AT&F.

Examples:

Command Responses

AT&S0

Note: DSR always on

AT&S1

Note: DSR off in command

mode. DSR on in data mode

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