PIICEON, INC.
DISPATCHER 805-1400
Card Type | Modem (asynchronous) |
Chipset | Rockwell |
Maximum Data Rate | 14.4Kbps |
Maximum Fax Rate | 14.4Kbps |
Data Bus | Compaq communications bus |
Fax Class | Class I & II |
Data Modulation | Bell 103A/212A ITU-T V.21, V.22, V.23, V.22bis, V.32, V.32bis |
Fax Modulation | ITU-T V.17, V.21CH2, V.27ter, V.29 |
Error Correction/Compression | MNP5, MNP10, V.42, V.42bis |

CONNECTIONS | ||||||
Function | Label | Function | Label | |||
Line out | CN1 | Compaq communications bus | CN3 | |||
Line in | CN2 | |||||
SUPPORTED STANDARD COMMANDS |
Basic AT Commands |
+++, ‘comma’, A/ |
A, B, C, E, H, L, M, N, O, Q, V, W, X, Y, Z |
&C, &D, &F, &G, &K, &L, &M, &P, &Q, &R, &S, &T, &V, &W, &Y, &Z |
Extended AT Commands |
\A, \B, \G, \J, \L, \W |
%C, %E, %F, %L |
S-Registers |
S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S12, S14, S16, S18, S21, S22, S23, S24, S25, S27, |
S28, S29, S30, S31, S32, S33, S36, S38, S39, S40, S41, S46, S48, S82, S86, S91, S92, S95, S201 |
Special AT Commands |
-K, -Q, *H, )M, @M, :E, #CID |
Note: See MHI help file for full command documentation. |
Proprietary AT Command Set
BREAK TYPE | |
Type: | Configuration |
Format: | AT [cmds] \Kn [cmds] |
Description: | Configures action of break signal |
Command | Function |
\K0 | Online command mode enabled, do not send break to remote modem. |
\K1 | Break sent to remote modem and buffered cleared. |
\K2 | Online command mode enabled, do not send break to remote modem. |
\K3 | Send break to remote modem immediately. |
\K4 | Online command mode enabled, do not send break to remote modem. |
í \K5 | Send break with transmitted data. |
CALLBACK | |
Type: | Configuration |
Format: | AT [cmds] *Pn:xxxx:<#> |
Description: | Stores the information for callback number n. When enabled, the modem will call back the phone number indicated and request the matching password. |
CELLULAR DRIVER DOWNLOAD | |
Type: | Immediate |
Format: | AT [cmds] ^C2 |
Description: | Initiates an ASCII transfer of a new cellular phone driver. |
CELLULAR DRIVER INFORMATION | |
Type: | Immediate |
Format: | AT [cmds] ^I [cmds] |
Description: | Displays information about the currently loaded cellular phone driver. |
CELLULAR PHONE STATUS | ||||
Type: | Immediate | |||
Format: | AT [cmds] ^T6 [cmds] | |||
Description: | Displays the current status of the connected cellular phone. | |||
Bit | Value | Function | ||
0 | 0 1 | Cellular phone is not receiving an incoming call. Cellular phone is receiving an incoming call. | ||
1 | 0 1 | Cellular phone is not in use. Cellular phone is in use. | ||
2 | 0 1 | Cellular phone is not locked. Cellular phone is locked. | ||
3 | 0 1 | Cellular service present. Cellular service not present. | ||
4 | 0 1 | Cellular phone is off. Cellular phone is on. | ||
5 | 0 1 | Cellular driver is not initialized. Cellular driver is initialized. | ||
6 | 0 | Not used. | ||
7 | 0 1 | Cellular cable not detected. Cellular cable detected. | ||
CONNECT MODE | |
Type: | Configuration |
Format: | AT [cmds] \Nn [cmds] |
Description: | Controls the type of connection the modem will connect with. |
Command | Function |
\N0 | Modem will connect in normal mode. |
\N1 | Modem will connect in normal mode. |
\N2 | Modem will attempt V.42bis mode, then MNP mode, then hang up. |
í \N3 | Modem will attempt V.42bis mode, then MNP mode, then normal mode. |
\N4 | Modem will attempt V.42bis mode, then hang up. |
\N5 | Modem will attempt MNP mode, then hang up. |
DCE LINE SPEED | |
Type: | Register |
Format | AT [cmds] S37=n [cmds] |
Description: | Sets the maximum allowable data exchange rate attempted during handshake process. |
Command | Function |
í S37=0 | Speed of last connection. |
S37=1 | Maximum speed set to 300bps. |
S37=2 | Maximum speed set to 300bps. |
S37=3 | Maximum speed set to 300bps. |
S37=5 | Maximum speed set to 1200bps. |
S37=6 | Maximum speed set to 2400bps. |
S37=7 | Maximum speed set to 1200/75bps. |
S37=8 | Maximum speed set to 4800bps. |
S37=9 | Maximum speed set to 9600bps. |
S37=10 | Maximum speed set to 12Kbps. |
S37=11 | Maximum speed set to 14.4Kbps. |
S37=12 | Maximum speed set to 7200bps. |
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 |
DJ | MNP10 link will be negotiated at 1200bps for this call. |
DK | MNP10 power level adjustment enabled for this call. |
DL | Re-dial last number. |
DP | Dial following digits in pulse mode. |
DS=n | Dial stored telephone number n. |
DT | Dial following digits in tone mode. |
DW | Dialing resumed following dial tone detection. |
D, | Dialing paused for amount of time specified in S8 register. |
D"WXY" | 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 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. |
DIAL (CON’T) | |
D& | Wait for AT&T credit card ("bong") tone detection function enabled. Waits for bong tone for amount of time specified by the S7 command. |
D$ | Wait for prompt tone detection function enabled. Waits for prompt tone for amount of time specified by the S7 command. |
D^ | Toggles calling tone on or off for this call. |
D> | Sends grounding pulse on EARTH relay line. |
D; | Modem returned to idle state after dialing. The semicolon can only be placed at the end of the dial command. |
DISPLAY STORED NUMBERS | |
Type: | Immediate |
Format: | AT [cmds] \F [cmds] |
Description: | Displays all stored numbers. |
PROTOCOL/SPEED | |
Type: | Configuration |
Format: | AT [cmds] Fn [cmds] |
Description: | Selects the protocol and speed the modem will attempt to connect at. |
Command | Function |
F0 | Auto-detect the highest common connect speed. |
F1 | Select V.21 or Bell 103 at 300bps speed. |
F3 | Select V.23 at 75/1200bps speed. |
F4 | Select V.22 at 1200bps speed. |
F5 | Select V.22bis at 2400bps speed. |
F6 | Select V.32/V.32bis at 4800bps speed. |
F7 | Select V.32bis at 7200bps speed. |
F8 | Select V.32bis/V.32 at 9600bps speed. |
F9 | Select V.32bis at 12Kbps speed. |
F10 | Select V.32bis at 14.4Kbps speed |
REMOTE CONFIGURATION END | |
Type: | Configuration |
Format: | AT [cmds] *E [cmds] |
Description: | Ends the current remote configuration session. |
REMOTE CONFIGURATION PASSWORD | |
Type: | Configuration |
Format: | AT [cmds] *Cxxxx [cmds] |
Description: | Stores the password that must be sent by a remote modem to enter a remote configuration session on the local modem. |
REMOTE CONFIGURATION REQUEST | |
Type: | Configuration |
Format: | AT [cmds] *Rn [cmds] |
Description: | Requests the remote modem to start a remote configuration session. |
REPORT INFORMATION | |
Type: | Immediate |
Format: | AT [cmds] In [cmds] |
Description: | Displays information requested. |
Command | Function |
I0 | Reports modem model and speed. |
I1 | Reports ROM checksum. |
I2 | Tests and reports ROM checksum. |
I3 | Reports firmware revision. |
I4 | Reports OEM identifer. |
I5 | Reports country code. |