Card Type	Modem/Fax card
Chip Set	Unidentified
I/O Options	Line in, phone out
Maximum Modem Rate	33.6Kbps
Maximum Fax Rate	14.4Kbps
Data Modulation Protocol	Bell 103A/212A ITU-T V.21, V.22, V.22bis, V.32, V.32bis, V.34, V.34bis
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	16-bit ISA

CONNECTIONS
Function	Label		Function		Label
Line in		CN1		Phone out		CN2

SERIAL PORT ADDRESS
Setting	IRQ	JP3
COM1 (3F8h)	IRQ4	Pins 1 & 2, 3 & 4, 9 & 10 closed
í COM2 (2F8h)	IRQ3	Pins 3 & 4, 7 & 8 closed
COM3 (3E8h)	IRQ4	Pins 1 & 2, 9 & 10 closed
COM3 (3E8h)	IRQ5	Pins 1 & 2, 11 & 12 closed
COM4 (2E8h)	IRQ3	Pins 7 & 8 closed
COM4 (2E8h)	IRQ2	Pins 5 & 6 closed

SUPPORTED COMMAND SET

Basic AT Commands

AT, ‘+++’, ‘comma’, A/

A, E, H, Q, S, V, Z

&C, &D, &F, &G, &V, &Z

Extended AT Commands

\T, \V, -C

%C

S Registers

S0, S1, S2, S3, S4, S5, S6, S7, S8, S10, S11, S12

Note: See MHI Help File for full command documentation.

COMMUNICATION PROTOCOLS
Type:	Configuration
Format:	AT [cmds] Bn [cmds]
Description:	Selects the communication protocol for data calls
Note: The B command allows the simultaneous selection of more than one suffix, enabling multiple protocols.
Command	Protocol
B0	ITU-T V.22 at 1200bps
B1	Bell 212A at 1200bps
B2	Unselects V.23 reverse channel
B3	Unselects V.23 reverse channel
B15	Selects V.21 at 300bps
í B16	Selects Bell 103J at 300bps

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!	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.
DV	Modem switches to speakerphone mode and dials the number
D^	Data calling tone transmission disabled

SPEAKER VOLUME
Type:	Configuration
Format:	AT [cmds] Ln [cmds]
Description:	Controls speaker volume
Command	Function
L0	Lowest volume setting
L1	Low volume setting
í L2	Medium volume setting
L3	Highest volume setting

SPEAKER MODE
Type:	Configuration
Format:	AT [cmds] Mn [cmds]
Description:	Selects various speaker options
Command	Function
M0	Speaker disabled
M1	Speaker enabled until carrier signal detected
M2	Speaker enabled

AUTO-MODE DETECTION
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	In originate mode, handshake occurs only in mode designated by the ATB command and S37 register. In answer mode, handshake attempted with the following protocols in order - V.FC, V.32bis, V.32, V.22bis, V.22 or Bell 212, V.21, and Bell 103.
í N1	In originate mode, handshake begins at line speed designated by the S37 register and ATB command. Modem can shift to a slower speed if necessary. In answer mode, handshake attempted with the following protocols in order - V.FC, V.32bis, V.32, V.22bis, V.22 or Bell 212, V.23, V.21, and Bell 103.

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
O1	On-line command mode with retraining enabled
O3	On-line command mode with rate renegotiating enabled

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 and dial tone detection disabled; extended result codes enabled.
X4	Busy and dial tone detection enabled; extended result codes enabled.
X5	Busy and dial tone detection enabled; extended result codes enabled.
X6	Busy and dial tone detection enabled; extended result codes enabled.
X7	Busy and dial tone detection enabled; extended result codes disabled.

FLOW CONTROL
Type:	Configuration
Format:	AT [cmds] &Kn [cmds]
Description:	Enables flow control options
Command	Function
&K0	Flow control disabled
&K1	Reserved
&K2	Reserved
&K3	RTS/CTS hardware flow control enabled
&K4	XON/XOFF software flow control enabled
&K5	Reserved

COMMUNICATIONS MODE
Type:	Configuration
Format:	AT [cmds] &Qn [cmds]
Description:	Selects communications mode options
Command	Mode
&Q0	Buffered asynchronous mode
&Q5	Error correction mode
&Q6	Buffered asynchronous mode

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

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	Request local activated remote digital loopback
&T6	Request remote digital loopback

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

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	Not used

COMPRESSION
Type:	Configuration
Format:	AT [cmds] %Cn [cmds]
Description:	Selects data compression
Command	Function
%C0	Data compression disabled
í %C1	Data compression enabled

CONNECT MODE
Type:	Configuration
Format:	AT [cmds] \Nn [cmds]
Description:	Controls the type of connection the modem will operate in
Command	Function
\N0	Normal mode enabled
\N1	Direct mode enabled
\N2	Reliable mode enabled
\N3	V.42/MNP auto-reliable mode enabled
\N4	V.42 or MNP reliable mode enabled
\N5	V.42/MNP auto-reliable mode enabled
\N7	V.42/MNP auto-reliable mode enabled

FLOW CONTROL TYPE
Type:	Configuration
Format:	AT [cmds] \Qn [cmds]
Description:	Sets type of flow control used by modem
Command	Function
\Q0	Flow control disabled
\Q1	Bi-directional XON/XOFF flow control enabled
\Q3	Bi-directional RTS/CTS flow control enabled

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
S37=0	Speed of last connection
S37=2	1200/75bps
S37=3	300bps
S37=5	1200bps
S37=6	2400bps
S37=7	4800bps
S37=8	7200bps
S37=9	9600bps
S37=10	12.0Kbps
S37=11	14.4Kbps
S37=12	16.8Kbps
S37=13	19.2Kbps
S37=14	21.6Kbps
S37=15	24.0Kbps
S37=16	26.4Kbps
S37=17	28.8Kbps
S37=18	31.2Kbps
S37=19	33.6Kbps