Chapter 3 - AT Commands

Table 3-1. AT Commands by Function (con't)

Topic:

Command:

Description:

V.34 Controls

%F

Echo canceler frequency offset comp.

 

&RA

Asymmetric bit rate

 

#V

V.32terbo handshake

RS-232 Interface

&C

Carrier Detect control

Controls

&D

Data Terminal Ready control

 

&R

Clear to Send control

 

&S

Data Set Ready control

 

&RF

CTS/RTS interaction control

 

&SF

DSR/CD interaction control

Error Correction &

&E0

Non-error correction mode

Data Compression

&E1

Autoreliable mode

 

&E2

Reliable mode

 

&E14

Data compression disabled

 

&E15

Data compression enabled

 

#L

V.42 error correction modes

 

$E

V.42 error correction at 300 bps

 

$A

Autoreliable buffering

 

$F

Autoreliable fallback character enable

 

$R

Retransmit count

Speed Controls

$BA

Baud adjust

 

$MB

Modem baud rate

 

$SB

Serial port baud rate

Immediate Action

A/

Repeat last command

 

I

Inquire product code

 

L5

List current operating parameters

 

L6

List S-register values

 

L7

List current operating parameters

 

L8

List online diagnostics

 

&RN

Rate renegotiation

 

&RR

Retrain

Flow Control

&BS

Maximum reliable block size

 

$EB

Asynchronous word length (10/11-bit)

 

&E3

Flow control disabled

 

&E4

Hardware flow control

 

&E5

XON/XOFF flow control

 

&E6

XON/XOFF no pass-through

 

&E7

XON/XOFF pass-through

 

&E8

Hewlett Packard ENQ/ACK pacing off

 

&E9

Hewlett Packard ENQ/ACK pacing on

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Multi-Tech Systems MT2834MR6 manual Baud adjust, Modem baud rate, Serial port baud rate, Asynchronous word length 10/11-bit