ZOOM TELEPHONICS, INC.
56K PCI DUALMODE
Card Type | Modem, Fax |
Chip Set | Unidentified |
Maximum Modem Rate | 56Kbps |
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, V.34, V.90, K56 flex |
Fax Modulation Protocol | ITU-T V.17, V.21CH2, V.27ter, V.29 |
Error Correction/Compression | MNP5, V.42, V.42bis |
Fax Class | Class I |
Data Bus | 32-bit PCI |
Card Size | Half-length, half-height card |
SUPPORTED COMMAND SET |
Basic AT Commands |
AT, ‘+++’, A/ |
A, E, H, M, P, Q, T, V, X, Y, Z |
&C, &D, &R, &V, &W, &X, &Y, &Z |
Extended AT Commands |
\G, \W |
Note: See MHI Help File for full command documentation. |
Proprietary AT Command Set
TRANSMIT CARRIER | |
Type: | Configuration |
Format: | AT [cmds] Cn [cmds] |
Description: | Controls the transmit carrier switching |
Note: Command performs no function. Included fort compatibility only. |
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 |
DWXY | Optional method of denoting telephone numbers. Letters enclosed in quotes are interpreted as numbers according to the system found on a telephone keypad. |
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. |
DJ | Perform MNP10 link negotiation at 1200bps |
DK | Enable power level adjustment during MNP 10 link negotiation |
D& | Wait for &T bong tone for credit card dialing before continuing with the remaining dial string |
D; | Modem returned to idle state after dialing. The semicolon can only be placed at the end of the dial command. |
REPORT INFORMATION | |
Type: | Immediate |
Format: | AT [cmds] In [cmds] |
Description: | Displays information requested |
Command | Function |
I0 | Reports product code |
I1 | Reports the 3 digit pre-computed ROM checksum |
I2 | Tests and reports ROM checksum |
I3 | Reports the modem ROM version |
I4 | TBD |
I5 | TBD |
I6 | Reports the modem data pump and model |
SPEAKER VOLUME | |
Type: | Configuration |
Format: | AT [cmds] Ln [cmds] |
Description: | Controls speaker volume |
Command | Function |
L0 | Low volume setting |
L1 | Low volume setting |
í L2 | Medium volume setting |
L3 | Highest volume setting |
JACK TYPE | |
Type: | Configuration |
Format: | AT [cmds] &Jn [cmds] |
Description: | Selects jack type |
Note: Command performs no function. Included for compatibility only. |
FLOW CONTROL | |
Type: | Configuration |
Format: | AT [cmds] &Kn [cmds] |
Description: | Enables flow control options |
Command | Function |
&K0 | Flow control disabled |
&K1 | Reserved |
&K2 | Reserved |
í &K3 | RTS/CTS flow control enabled |
&K4 | XON/XOFF flow control enabled |
&K5 | Transparent XON/XOFF flow control enabled |
&K6 | Both RTS/CTS and XON/XOFF flow control enabled |
COMMUNICATIONS MODE | |
Type: | Configuration |
Format: | AT [cmds] &Mn [cmds] |
Description: | Selects communications mode |
Command | Mode |
í &M0 | Asynchronous mode |
DATA SET READY (DSR) | |
Type: | Configuration |
Format: | AT [cmds] &Sn [cmds] |
Description: | Selects DSR options |
Command | Function |
&S0 | DSR forced high |
í &S1 | DSR high only while modem is handshaking or connected |
Extended AT Commands
V.23 MODE | ||
Type: | Configuration | |
Format: | AT [cmds] %Fn [cmds] | |
Description: | Selects V.23 split-speed and half-duplex | |
Command | Function | |
%F1 | 75bps transmit, 1200bps receive (split-speed) | |
%F2 | 1200bps transmit, 75bps receive (split-speed) | |
%F3 | 1200bps transmit, 1200bps receive (half-duplex) |