MIRO COMPUTER PRODUCTS, INC.
MIROMEDIA ONLINE PNP
Card Type | Modem/Communication Adapter card |
Chip Set | Unidentified |
I/O Options: | Analog telephone port (RJ-11), microphone in, audio in, audio out, game/MIDI port, TV/audio in, IDE interface |
Maximum Modem Rate | 33.6Kbps |
Maximum Fax Rate | 14.4Kbps |
Data Modulation Protocol | Bell 103/212 ITU-T V.22, V.22bis, V.32, V.32bis, V.34 |
Fax Modulation Protocol | ITU-T V.17, V.27ter, V.29 |
Error Correction/Compression | MNP5, V.42, V.42bis |
Fax Class | Class I & II |
Data Bus | 16-bit ISA |

CONNECTIONS | ||||||
Function | Label | Function | Label | |||
Miromedia radio connector | CN1 | Microphone in | CN5 | |||
Line in (RJ-11) | CN2 | Audio in | CN6 | |||
Internal telephone connector | CN3/pins 1-5 | Audio out | CN7 | |||
Microphone connector | CN3/pins 6-8 | MIDI/game port | CN8 | |||
TV/audio in | CN4 | |||||
SUPPORTED COMMAND SET |
Basic AT Commands |
AT, ‘+++’, A/ |
A, B, E, F, M, P, Q, T, V, X, Y |
&E, &V, &W, &Z |
Extended AT Commands |
\B \L, \V |
%E |
Special Commands |
"H, "N |
+MS |
S Registers |
S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S25, S30, S32, S33 |
Note: See MHI Help File for full command documentation. |
PROPRIETARY AT COMMAND SET
COMMUNICATIONS MODE | |
Type: | Configuration |
Format: | AT [cmds] &Mn [cmds] |
Description: | Selects communications mode |
Command | Mode |
&M0 | Asynchronous mode |
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. |
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 | DTR toggle causes modem to go on-hook |
&D3 | Loads profile as specified in &Y |
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 |
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! | 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; | Modem returned to idle state after dialing. The semicolon can only be placed at the end of the dial command |
FLOW CONTROL | |
Type: | Configuration |
Format: | AT [cmds] &Kn [cmds] |
Description: | Enables flow control options |
Command | Function |
&K0 | Flow control disabled |
&K1 | RTS/CTS flow control enabled |
&K3 | RTS/CTS flow control enabled |
&K4 | XON/XOFF flow control enabled |
&K5 | Transparent XON/XOFF flow control enabled |
FORCE SPEED MODE | |
Type: | Configuration |
Format: | AT [cmds] &Nn [cmds] |
Description: | Selects force speed option in V.32/V.32bis mode |
Command | Mode |
&N0 | Support maximum allowable rate |
&N1 | Selects maximum allowable rate as specified by register S28 |
GUARD TONE | |
Type: | Configuration |
Format: | AT [cmds] &Gn [cmds] |
Description: | Commands the modem to transmit a guard tone in V.22/V.22bis |
Command | Function |
&G0 | Guard tone disabled |
&G2 | 1800Hz guard tone enabled |
HOOK CONTROL | |
Type: | Immediate |
Format: | AT [cmds] Hn [cmds] |
Description: | Selects whether the modem is on-hook or off-hook |
Command | Function |
H0 | Modem commanded to go on-hook (hang-up) |
LINE TYPE | |
Type: | Configuration |
Format: | AT [cmds] &Ln [cmds] |
Description: | Command nonfunctional |
Command | Line Type |
&L0 | Selects switched-network line mode |
ON-LINE | |
Type: | Immediate |
Format: | AT [cmds] On [cmds] |
Description: | Controls on-line command (data transmission) state options. |
Note: The O command must be placed at the end of the command string. | |
Command | Function |
O0 | On-line command mode with no retraining enabled |
PULSE DIALING RATIO | |
Type: | Configuration |
Format: | AT [cmds] &Pn [cmds] |
Description: | Selects pulse dial make/break ratio. |
Note: | For compatibility purposes only; command nonfunctional |
Command | Function |
&P0 | Returns OK |
&P1 | Returns OK |
REPORT INFORMATION | |
Type: | Immediate |
Format: | AT [cmds] In [cmds] |
Description: | Displays information requested |
Command | Function |
I0 | Reports modem version |
I1 | Reports OK |
I2 | Tests and reports ROM checksum |
I3 | Reports version number of installed modem files |
I4 | Reports modem capabilities string GENERIC Mwave |
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 factory defaults on power-up |
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 0 |
Z1 | Restore setting 1 |
Z2 | Restore factory defaults |
SPEAKER VOLUME | |
Type: | Configuration |
Format: | AT [cmds] Ln [cmds] |
Description: | Controls speaker volume |
Command | Function |
L0 | Minimum volume setting |
L1 | Low volume setting |
L2 | Medium volume setting |
L3 | Highest volume setting |
TRANSMIT CARRIER | |
Type: | Configuration |
Format: | AT [cmds] Cn [cmds] |
Description: | Controls the transmit carrier switching |
Command | Function |
C1 | Transmit carrier enabled |
TRELLIS CODING | |
Type: | Configuration |
Format: | AT [cmds] &Un [cmds] |
Description: | Enables/disables trellis coding |
Command | Function |
&U0 | V.32 trellis coding enabled |
&U1 | V.32 trellis coding disabled |
EXTENDED AT COMMANDS
BREAK TYPE | |||
Type: | Configuration | ||
Format: | AT [cmds] \Kn [cmds] | ||
Description: | Configures action of break signal | ||
Command | Break from DTE | Break received from remote modem | |
\K0 | Online command mode enabled, send no break to remote modem | Buffers cleared, break sent to DTE | |
\K1 | Break sent to remote modem and buffered cleared | Buffers cleared, break sent to DTE | |
\K2 | Online command mode enabled, send no break to remote modem | Break sent immediately to DTE | |
í \K3 | Send break to remote modem immediately | Break sent immediately to DTE | |
COMPRESSION | |
Type: | Configuration |
Format: | AT [cmds] %Cn [cmds] |
Description: | Selects data compression |
Command | Function |
%C0 | Data compression disabled |
%C1 | MNP5 enabled |
INACTIVITY TIMER | |
Type: | Configuration |
Format: | AT [cmds] \Tn [cmds] |
Range: | 0-90 |
Unit: | 1minute |
Description: | Sets the length of time that the modem does not receive information before it disconnects. \T0 disables timer |
MAXIMUM BLOCK SIZE FOR TRANSMISSION | |
Type: | Configuration |
Format: | AT [cmds] \An [cmds] |
Description: | Sets the maximum transmittable block size |
Command | Function |
\A0 | MNP block size is 64 characters |
\A1 | MNP block size is 128 characters |
\A2 | MNP block size is 192 characters |
\A3 | MNP block size is 256 characters |
\A4 | Variable block size |
SPECIAL COMMANDS
DSVD MODE | |
Type: | Configuration |
Format: | AT [cmds] -SSE=n [cmds] |
Description: | Select whether the modem will use DSVD mode. |
Command | Function |
í -SSE=0 | DSVD mode disabled. |
-SSE=1 | DSVD mode enabled. |
UNIDENTIFIED | |
Type: | Configuration |
Format: | AT [cmds] %TT6r, s, c, p [cmds] |
Description: | Unidentified |
Command | Function |
r =0 | 2400 (if s=0) |
r =1 | 4800bps |
r =2 | 7200bps |
r =3 | 9600bps |
r =4 | 1200bps |
r =5 | 14.4Kbps |
r =6 | 16.8Kbps |
r =7 | 19.2Kbps |
r =8 | 21.6Kbps |
r =9 | 24.0Kbps (if s¹0) |
r =A | 26.4Kbps (if s¹0) |
r =B | 28.8Kbps (if s¹0) |
s =7 | 2400 symbols per second |
s =8 | 3000 symbols per second |
s =9 | 3200 symbols per second |
c =0 | V.34 low carrier |
c >0 | V.34 high carrier |
V.42bis - MAXIMUM STRING LENGTH | |
Type: | Immediate |
Format: | AT [cmds] "On [cmds] |
Range: | 6-250 |
Unit: | Characters |
Description: | Selects string size for V.42bis compression |
S(status) -REGISTERS
BIT-MAPPED REGISTER S49 | ||
Format | AT [cmds] S49=n [cmds] | |
Range: | 0-255 | |
Unit: | Bit-mapped | |
Description: | Selects call indicator, V.8, and V.34 protocol. Bits are additive | |
Bit | Value | Function |
0 | 0 | Not used |
1 | 0 1 | Call indicator enabled Call indicator disabled |
2 | 0 1 | V.8 protocol enabled V.8 protocol disabled |
3 | 0 1 | V.34 protocol enabled V.34 protocol disabled |
BIT-MAPPED REGISTER S50 | ||
Format | AT [cmds] S50=n [cmds] | |
Range: | 0-255 | |
Unit: | Bit-mapped | |
Description: | Selects baud rates that the V.34 modem will request for reception | |
Bit | Value | Function |
0 | 0 1 | 2400 baud receive symbol rate enabled 2400 baud receive symbol rate disabled |
1 | 0 1 | 2743 baud receive symbol rate enabled 2743 baud receive symbol rate disabled |
2 | 0 1 | 2800 baud receive symbol rate enabled 2800 baud receive symbol rate disabled |
3 | 0 1 | 3000 baud receive symbol rate enabled 3000 baud receive symbol rate disabled |
4 | 0 1 | 3200 baud receive symbol rate enabled 3200 baud receive symbol rate disabled |
5 | 0 1 | 3429 baud receive symbol rate enabled 3429 baud receive symbol rate disabled |
6 | 0 1 | Asymmetric symbol rates enabled Asymmetric symbol rates disabled |
7 | 0 | Not used |
BIT-MAPPED REGISTER S52 | ||
Format | AT [cmds] S52=n [cmds] | |
Range: | 0-255 | |
Unit: | Bit-mapped | |
Description: | Controls the various features of the V.34 data pump | |
Bit | Value | Function |
0 | 0 1 | Asymmetric data rates enabled Asymmetric data rates disabled |
1 | 0 1 | Auxiliary channel enabled Auxiliary channel disabled |
2-7 | 0 | Not used |
BIT-MAPPED REGISTER S53 | ||
Format | AT [cmds] S53=n [cmds] | |
Range: | 0-255 | |
Unit: | Bit-mapped | |
Description: | Controls request options for: pre-emphasis, constellation warping, constellation shaping, and precoding | |
Bit | Value | Function |
0 | 0 | Not used |
1 | 0 1 | Pre-emphasis requests disabled Pre-emphasis requests enabled |
2 | 0 1 | Constellation warping requests disabled Constellation warping requests enabled |
3 | 0 1 | Constellation shaping requests disabled Constellation shaping requests enabled |
4 | 0 1 | Precoding requests disabled Precoding requests enabled |
5-7 | 0 | Not used |
CALLING TONE | ||
Type: | Register | |
Format | AT [cmds] S24=n [cmds] | |
Description: | Enables/disables calling tone | |
Command | Function | |
S24=0 | Calling tone disabled. | |
S24=1 | Calling tone enabled. | |
DCE LINE SPEED | |
Type: | Register |
Format | AT [cmds] S28=n [cmds] |
Description: | Sets the maximum allowable data exchange rate attempted during handshake process. |
Command | Function |
S28=0 | Speed of last connection |
S28=1 | 50bps |
S28=2 | 75bps |
S28=3 | 110bps |
S28=4 | 134.5bps |
S28=5 | 150bps |
S28=6 | 300bps |
S28=8 | 1200bps |
S28=9 | 2400bps |
S28=10 | 4800bps |
S28=11 | 7200bps |
S28=12 | 9600bps |
S28=13 | 12.0Kbps |
S28=14 | 14.4Kbps |