ZOOM TELEPHONICS, INC.
ISDN/V.34
Card Type | ISDN, Modem, Fax |
Chip Set | Unidentified |
I/O Options | Line in(RJ-11), ISDN line in (RJ-45), line out, speaker |
ISDN Data Rate | 128.0Kbps |
Maximum Modem Rate | 33.6Kbps |
Maximum Fax Rate | 14.4Kbps |
ISDN Modulation Protocol | V.110, V.120, PPP, MLPPP |
Data Modulation Protocol | Bell 103A/212A, ITU-T V.21, V.22, V.22bis,V.23, V.32, V.32bis, V.34 |
Fax Modulation Protocol | V.17, V.21, CH2, V.27ter, V.29, V.33 |
Error Correction/Compression | MNP2-4, V.42, V.42bis |
Fax Class | Class I & II |
Data Bus | 16-bit ISA |
Card Size | Half-length |
CONNECTIONS | ||||||
Function | Label | Function | Label | |||
RJ-11 Line in | CN1 | Handset out (RJ-14) | CN2 | |||
RJ-45 ISDN line in | CN2 |
SUPPORTED COMMAND SET |
Basic AT Commands |
AT, A/ |
A, E, H, M, V, W |
&C, &Z |
S Registers |
S Registers are unidentified |
Note: See MHI Help File for full command documentation. |
PROPRIETARY AT COMMAND SET
COMMUNICATIONS MODE | |
Type: | Configuration |
Format: | AT [cmds] &Qn [cmds] |
Description: | Selects communications mode options |
Command | Mode |
&Q0 | Asynchronous mode, serial port speed follows connect speed. |
&Q1 | Asynchronous off-line command mode and synchronous connect mode. |
CONFIGURATION PROFILES | |
Type: | Immediate |
Format: | AT [cmds] &V [cmds] |
Description: | Displays active and stored configuration profiles |
&V0 | Displays active configuration, stored profiles 0 and 1, and directory numbers and the first 3 stored phone numbers |
&V1 | Displays stored profiles 2 and 3 as well as the first 4 stored phone numbers |
&V2 | Displays stored profiles and directory numbers as well as the first 5 stored phone numbers |
DATA SET READY (DSR) | |
Type: | Configuration |
Format: | AT [cmds] &Sn [cmds] |
Description: | Selects DSR options |
Command | Function |
&S0 | DSR forced high |
&S1 | DSR high only while modem is handshaking or connected |
DATA TERMINAL READY (DTR) | |
Type: | Configuration |
Format: | AT [cmds] &Dn [cmds] |
Description: | Selects modem response to DTR |
Command | Function |
&D0 | DTR override |
&D1 | DTR toggle causes online command mode |
&D2 | Normal DTR operations |
&D3 | Resets on receipt of DTR |
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 |
DR | Answer mode enabled; originate mode disabled following handshake initiation. |
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= | 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 Quite 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& | Dialing paused for 5seconds before modem dials the digits following modifier |
D^ | Calling tone disabled |
D/ | Delays 125 ms. Before proceeding with dial string |
DV | Voice mode enabled |
D; | Modem returned to idle state after dialing. The semicolon can only be placed at the end of the dial command. |
DI | ISDN data communication enabled (overrides value set by %O) |
DM | Modem over voice ISDN data communication enabled (overrides value set by %O) |
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 |
&F0 | Restore factory configuration profile 0 |
&F1 | Restore factory configuration profile 1 |
&F2 | Restore factory configuration profile 2 |
REPORT INFORMATION | |
Type: | Immediate |
Format: | AT [cmds] In [cmds] |
Description: | Displays information requested |
Command | Function |
I0 | Reports ISDN/V.34 code |
I1 | Performs a ROM checksum |
I2 | Reports ROM checksum and compares results against stored value |
I3 | Sends ROM part number and revision levels |
I4 | Sends ASCII string test |
I5 | Reports data pump chipset revision |
I6 | Reports the supported central office |
I7 | Sends platform specific information |
I8 | Reports country code |
I9 | Reports modem number |
RESTORE PROFILE ON POWER-UP | |
Type: | Configuration |
Format: | AT [cmds] &Yn [cmds] |
Description: | Restores a selected profile into the active profile on power-up (hard reset) |
Command | Function |
&Y0 | Restore profile 0 on power-up |
&Y1 | Restore profile 1 on power-up |
&Y2 | Restore profile 2 on power-up |
&Y3 | Restore profile 3 on power-up |
RESULT CODES | |
Type: | Configuration |
Format: | AT [cmds] Qn [cmds] |
Description: | Enables modem to send result codes to the DTE |
Command | Function |
Q0 | Result code sending enabled |
Q1 | Result code sending disabled |
Q2 | Result code sending only in originate mode |
SELECT CALL PROGRESS RESULT CODES | |
Type: | Configuration |
Format: | AT [cmds] Xn [cmds] |
Description: | Enables selection of tone detection and associated result code format options |
Command | Function |
X0 | Busy and dial tone detection disabled; result codes 0 - 4 enabled. |
X1 | Busy and dial tone detection disabled; extended result codes enabled. |
X2 | Busy tone detection disabled, dial tone detection enabled; extended result codes enabled. |
X3 | Busy tone detection enabled, dial tone detection disabled; extended result codes enabled. |
X4 | Busy and dial tone detection enabled; extended result codes enabled. |
X5 | Ringing is reported, dial tone detection disabled |
X6 | Adaptive dialing enabled |
SOFT RESET | |
Type: | Immediate |
Format: | AT [cmds] Zn [cmds] |
Description: | Restores modem profiles previously saved in non-volatile RAM using the &W command. |
Command | Function |
Z0 | Restore setting NVRAM profile 0 |
Z1 | Restore setting NVRAM profile 1 |
Z2 | Restore setting NVRAM profile 2 |
Z3 | Restore setting NVRAM profile 3 |
STORE ACTIVE PROFILE | |
Type: | Configuration |
Format: | AT [cmds] &Wn [cmds] |
Description: | Writes the values for the active profile into the non-volatile RAM |
Command | Function |
&W0 | Write the active profile to stored profile 0 |
&W1 | Write the active profile to stored profile 1 |
&W2 | Write the active profile to stored profile 2 |
&W3 | Write the active profile to stored profile 3 |
TEST MODES | |
Type: | Immediate |
Format: | AT [cmds] &Tn |
Description: | Selects test options |
Command | Function |
&T0 | End current test |
&T1 | Begin local analog loopback test |
&T3 | Begin local digital loopback |
&T4 | Grant remote digital loopback request |
&T5 | Deny remote digital loopback request |
&T6 | Request remote digital loopback |
&T7 | Request remote digital loopback and self-test |
&T8 | Begin local analog loopback and self-test |
&T9 | Grant EIA loopback test |
&T10 | Reject EIA loopback test |
TRANSMIT DATA FLOW CONTROL | |
Type: | Configuration |
Format: | AT [cmds] &Kn [cmds] |
Description: | Enables TD flow control options |
Command | Function |
&K0 | Flow control disabled |
&K3 | RTS/CTS flow control enabled |
&K4 | Local XON/XOFF flow control enabled |
&K8 | Unidirectional software flow control enabled |
&K12 | Transparent XON/XOFF flow control enabled |
&K16 | Internal XON/XOFF flow control enabled |
&K20 | Internal and local XON/XOFF flow control enabled |
EXTENDED AT COMMAND SET
CALL ROUTER | |
Type: | Configuration |
Format: | AT [cmds] %J [cmds] |
Description: | Routes calls over analog or ISDN |
Command | Function |
%J0 | Routes calls over ISDN if available; otherwise calls are routed over analog |
%J1 | Routes calls over ISDN only |
%J2 | Routes calls over ISDN only |
COMMAND SET | |
Type: | Immediate |
Format: | AT [cmds] %V0 [cmds] |
Description: | Enables AT command set |
FLASH SOFTWARE UPGRADE | |
Type: | Immediate |
Format: | AT [cmds] %FAPPS [cmds] |
Description: | Enables flash software upgrade |
ISDN AT COMMAND SET
CALL APPEARANCE | |
Type: | Immediate |
Format: | AT [cmds] *P=n [cmds] |
Description: | Determines call appearance |
Command | Function |
*P1 | Call appearance 1 number |
*P2 | Call appearance 2 numbers |
GLOBAL RESET | |
Type: | Immediate |
Format: | AT [cmds] %Z1 [cmds] |
Description: | Global reset to registers specified by power-up profile and by ! registers. Same as power-up reset |
VOICE ANSWER | |
Type: | Immediate |
Format: | AT [cmds] *An [cmds] |
Description: | Answers a voice call |
VOICE CALL ACCEPTANCE | |
Type: | Configuration |
Format: | AT [cmds] *En [cmds] |
Description: | Determines the type of voice call accepted |
Command | Function |
*E0 | Voice call will be accepted only if incoming call has the SPEECH capability set. |
*E1 | Voice call will be accepted only if the incoming call has the 3.1kHz capability set. |
*E2 | Voice call will be accepted only if the incoming call has the SPEECH or 3.1kHz capability set. |
VOICE DIALING | |
Type: | Configuration |
Format: | AT [cmds] *Dn [cmds] |
Description: | Dials a voice call |
Command | Function |
*Ds=n | Dial a voice call, where n represents a dial string stored in location n of &Z |
VOICE HANG UP | |
Type: | Configuration |
Format: | AT [cmds] *Hn [cmds] |
Description: | Instructs modem to hang up current voice call, or n if specified |
VOICE INFORMATION COMPATABILITY | |
Type: | Configuration |
Format: | AT [cmds] *Bn [cmds] |
Description: | Determines voice information capability |
Command | Function |
*B0 | Sets voice information capability to SPEECH |
*B1 | Sets voice information capability to 3.1kHz |