Multitech MT5634HD16 Betriebsanweisung PDF herunterladen (Seite 33)

3 AT Commands

CommPlete Communications Server 27

Immediate Action Commands

Use these commands to get information about AT commands and the current settings of the modem.

A/ Repeat Last Command

Default: None

Type A/ to repeat the previous command. Do not precede this command with AT or press E

NTER to

execute it.

In Information Request

= 0, 1, 2, 3, 4, or 9

Default: none

This command displays specific product information about your modem.

I0 or I returns the default speed and controller firmware version number. Use this command to identify

your modem’s firmware level before calling Multi-Tech Technical Support. (This is the same as I3.)

I1 calculates and displays the ROM checksum (for example,

12AB

I2 performs a ROM check, calculates and verifies the ROM checksum, and displays the results (

ERROR

I3 returns the default speed and controller firmware version number. Use this command to identify your

modem’s firmware level before calling Multi-Tech Technical Support. (This is the same as I or I0.)

I4 returns the firmware version for the data pump (for example,

I9 displays the country code (for example,

NA Ver. 1

&Bn V.32 Auto Retrain

= 1

Default: &B1

The &B1 command enables V.32 auto retrain.

&V View Current Configuration

Default: none

Use the &V command to display the active modem settings.

Flow Control Commands

Flow control refers to the techniques used by data terminal equipment and the MT5634HD8/16 to pause

and resume the flow of information between them. It prevents a device from accepting more data than it

can handle. The MT5634HD8/16 implements flow control in both directions.

When the MT5634HD8/16 halts the flow of data, it is called flow control, and when the computer halts the

flow, it is called pacing.

&Mn Communications Mode

= 0

Default: &M0

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Multitech MT5634HD16 Betriebsanweisung Seite 33