AT&T PARADYNE
DATAPORT PCX MODEM (INTERNAL)
|
Card Type |
Modem |
|
Chip Set |
Unidentified |
|
I/O Options |
Line in, line out |
|
Maximum Modem Rate |
57.6Kbps |
|
Maximum Fax Rate |
14.4Kbps |
|
Data Modulation Protocol |
Bell 103A/212A ITU-T V.21, V.22, V.22bis, V.23, V.32, V.32bis |
|
Fax Modulation Protocol |
ITU-T V.17, V.27ter, V.29 |
|
Error Correction/Compression |
MNP5, V.42, V.42bis |
|
Fax Class |
Unidentified |
|
Data Bus |
8-bit ISA |
|
Card Size |
Half-length |

|
CONNECTIONS | ||||||
|
Function |
Label |
Function |
Label | |||
|
Line out via RJ-11 |
CN1 |
Line in via RJ-11 |
CN2 | |||
|
SERIAL PORT ADDRESS & INTERRUPT | |||||||
|
Setting |
IRQ |
SW1/1 |
SW1/2 |
SW1/3 |
SW1/4 |
SW1/5 |
SW1/6 |
|
í COM1 (3F8h) |
IRQ4 |
On |
On |
Off |
Off |
On |
Off |
|
COM2 (2F8h) |
IRQ3 |
Off |
On |
Off |
On |
Off |
Off |
|
COM3 (3E8h) |
IRQ2 |
On |
Off |
On |
Off |
Off |
Off |
|
COM3 (3E8h) |
IRQ4 |
On |
Off |
Off |
Off |
On |
Off |
|
COM3 (3E8h) |
IRQ5 |
On |
Off |
Off |
Off |
Off |
On |
|
COM4 (2E8h) |
IRQ2 |
Off |
Off |
On |
Off |
Off |
Off |
|
COM4 (2E8h) |
IRQ3 |
Off |
Off |
Off |
On |
Off |
Off |
|
COM4 (2E8h) |
IRQ5 |
Off |
Off |
Off |
Off |
Off |
On |
|
SUPPORTED COMMAND SET |
|
Basic AT Commands |
|
AT, ‘+++’, ‘comma’, A/ |
|
A, B, E, H, L, M, O, P, Q, S, T, V, W, X, Y, Z |
|
&C, &D, &K, &M, &Q, &R, &T, &V, &W, &X, &Y, &Z |
|
Extended AT Commands |
|
\K |
|
%E, %L, %Q |
|
S Registers |
|
S0, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S18, S25, S26, S27, S37, S95 |
|
Note: See MHI Help File for full command documentation. |
Proprietary AT Command Set
|
DIAL | |
|
Type: |
Immediate |
|
Format: |
AT [cmds] D<#> [cmds] |
|
Description: |
Dials telephone number according to any modifiers included in the string |
|
Note: |
Any combination of modifiers can be used to produce the desired dial functions in sequence. |
|
Command |
Function |
|
DL |
Re-dial last number |
|
DP |
Pulse dialing enabled |
|
DS=n |
Dial stored telephone number n |
|
DT |
Tone dialing enabled/Pulse dialing disabled |
|
DW |
Dialing resumed following dial tone detection |
|
D, |
Dialing paused for amount of time specified in S8 register |
|
D! |
Flash function initiated. Modem commanded to go off-hook for specified time before returning on-hook. |
|
D@ |
Wait for quiet Answer function enabled. Modem waits until a "quiet answer," a ring-back signal followed by silence up to the time specified in S7, is received prior to executing the rest of the dial string. |
|
D; |
Modem returned to idle state after dialing. The semicolon can only be placed at the end of the dial command. |
|
D& |
Wait for credit card dialing enabled. Waits for prompt tone for amount of time specified by the S7 command |
|
SELECTS LINE MODULATION | |
|
Type: |
Configuration |
|
Format: |
AT [cmds] Fn [cmds] |
|
Description: |
Controls line modulation and VF rate |
|
Command |
Function |
|
í F0 |
Selects auto-detect mode. All supported speeds and modulations are available for selection by the remote modem. |
|
F1 |
Selects V.21 or Bell 103J (300bps) according to the setting Bn. |
|
F2 |
Not supported |
|
F3 |
Selects V.23 |
|
F4 |
Selects V.22 or Bell 212A (1200bps) according to the setting of Bn |
|
F5 |
Selects V.22bis (2400bps) |
|
F6 |
Selects V.32bis or V.32 at 4800bps |
|
F7 |
Selects V.32bis at 7200bps |
|
F8 |
Selects V.32bis or V.32 at 9600bps |
|
F9 |
Selects V.32bis at 12,00bps |
|
F10 |
Selects V.32bis at 14,400 bps |
|
REPORT INFORMATION | |
|
Type: |
Immediate |
|
Format: |
AT [cmds] In [cmds] |
|
Description: |
Displays information requested |
|
Command |
Function |
|
I0 |
Reports product speed |
|
I1 |
Reports ROM checksum |
|
I2 |
Tests and reports ROM checksum |
|
I3 |
Reports firmware revision level, model, and interface |
|
I4 |
Reports firmware revision code |
|
I5 |
Reports country code |
|
I6 |
Reports data pump model and revision code |
|
SPEAKER MODE | |
|
Type: |
Configuration |
|
Format: |
AT [cmds] Nn [cmds] |
|
Description: |
Selects various options for the automatic detection and negotiation of protocols during the handshake process if the modem is communicating with a remote modem of dissimilar speed. |
|
Command |
Function |
|
N0 |
Auto-mode detection disabled |
|
í N1 |
Auto-mode detection enabled |
|
FACTORY DEFAULT PROFILE | |
|
Type: |
Configuration |
|
Format: |
AT [cmds] &F [cmds] |
|
Description: |
Sets values in active profile to values found in the default profile |
|
Command |
Function |
|
í &F0 |
Loads factory 0 configuration |
|
&F1 |
Loads factory 1 configuration |
|
GUARD TONE | |
|
Type: |
Configuration |
|
Format: |
AT [cmds] &Gn [cmds] |
|
Description: |
Commands the modem to transmit a guard tone in V.22/V.22bis |
Note: Used primarily for international data transmission | |
|
Command |
Function |
|
í &G0 |
Guard tone disabled |
|
&G1 |
Guard tone disabled |
|
&G2 |
1800Hz guard tone enabled |
|
DATA SET READY (DSR) | |
|
Type: |
Configuration |
|
Format: |
AT [cmds] &Sn [cmds] |
|
Description: |
Selects DSR options |
|
Command |
Function |
|
í &S0 |
DSR forced high |
|
&S1 |
DSR high only while modem is connected |
|
CONNECT MODE | |
|
Type: |
Configuration |
|
Format: |
AT [cmds] \Nn [cmds] |
|
Description: |
Controls the type of connection the modem will operate in |
|
Command |
Function |
|
\N0 |
Buffer mode enabled |
|
\N1 |
Direct mode enabled |
Special Commands
|
FAX/DATA MODE QUERY | |
|
Type: |
Configuration |
|
Format: |
AT [cmds] +FCLASS?[cmds] |
|
Description: |
Displays the fax or data mode expressed as a number. Data mode (0) Fax class (1) |
|
FAX/DATA MODE SET | |
|
Type: |
Configuration |
|
Format: |
AT [cmds] +FCLASS=n [cmds] |
|
Description: |
Determines whether the modem operates in fax or data mode |
|
Command |
Function |
|
FCLASS0 |
Data mode enabled |
|
FCLASS1 |
Fax class 1 enabled |
|
RPI TOGGLE | |
|
Type: |
Configuration |
|
Format: |
AT [cmds] +Hn [cmds] |
|
Description: |
Determines whether Rockwell Protocol Interface processing is used. |
|
Command |
Function |
|
+H, +H0 |
RPI disabled |
|
+H11 |
RPI enabled |