Chapter 1 – AT Commands, S-Registers and Result Codes

Command:

+PQC=n

Quick Connect Control

Values:

 

n = 0, 1, 2, or 3

 

 

Default:

 

3

 

 

Description:

 

Controls V.92 shortened Phase 1 and Phase 2 startup procedures (Quick

 

 

Connect). When line conditions are stable, quick connect results in shortened

 

 

connect times; however, significant fluctuation in line conditions from call to

 

 

call can cause longer connect times; thus, it may be advisable to disable

 

 

quick connect.

 

 

 

 

+PQC=0

Enables Short Phase 1 and Short Phase 2 (Quick Connect)

 

 

+PQC=1

Enables Short Phase 1

 

 

+PQC=2

Enables Short Phase 2

 

 

+PQC=3

Disables Short Phase 1 and Short Phase 2

 

 

+PQC=?

Displays the allowed values

 

 

+PQC? Displays the current value

Command:

+VCID=n

Caller ID Selection

 

Values:

 

n = 0, 1, or 2

 

 

Default:

 

0

 

 

Description:

 

Enables Caller ID detection and configures the reporting and presentation of

 

 

the Caller ID data that is detected after the first ring. The reported data

 

 

includes the date and time of the call, the caller's name and number, and a

 

 

message. Set S0=2.

 

 

+VCID=0

Disables Caller ID

 

 

+VCID=1

Enables Caller ID with formatted data

 

 

+VCID=2

Enables Caller ID with unformatted data

 

 

+VCID=?

Displays the allowed values

 

 

+VCID? Displays the current value

Command:

+VDR=x, y

Distinctive Ring Report

Values:

 

x = 0, 1 Distinctive Ring report control. See description.

 

 

y = 0–255 Minimum ring interval in 100 ms units. See description.

Default:

 

0, 0

 

 

Description:

 

Enables reporting of ring cadence information to the DTE and specifies the

 

 

minimum ring cadence that will be reported.

 

 

Report format is one line per silence period and one line per ring period. The

 

 

length of the silence period is in the form DROF=number in units of 100

 

 

ms<CR><LF>, and the length of the ring is in the form DRON=number in

 

 

units of 100 ms<CR> <LF>. The modem may produce a Ring event code

 

 

after the DRON message if enabled by the y parameter. The y parameter

 

 

must be set to a value equal to or smaller than the expected ring cadence in

 

 

order to pass the report to the DTE.

 

 

+VDR=0, N/A

Disables Distinctive Ring cadence reporting.

+VDR=1, 0 Enables Distinctive Ring cadence reporting. Other call progress result codes (including RING) are reported as normal. +VDR=1, >0 Enables Distinctive Ring cadence reporting. RING result code is reported after falling edge of the ring pulse (after the DRON report).

+VDR=? Displays the allowed values. +VDR? Displays the current value.

Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000263C)

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Multi-Tech Systems MT5634SMI V.34 manual Command +PQC=n Quick Connect Control, Command +VCID=n Caller ID Selection

MT5634SMI V.34, MT5634SMI V.92 specifications

The Multi-Tech Systems MT5634SMI is a versatile and robust external modem designed to cater to a variety of communication needs. As a V.92/V.34 standard modem, it provides reliable and efficient data connections for both home and business users. Its unique blend of features and technologies makes it an excellent choice for users looking to achieve optimal performance in their data transmission.

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