Card Type	Modem/Fax card
Chip Set	Unidentified
I/O Options	Line out, phone in, microphone in, speaker out
Maximum Modem Rate	56Kbps (receive only), 33.6Kbps
Maximum Fax Rate	14.4Kbps
Data Modulation Protocol	Bell 103A/212A ITU-T V34, V.32bis, V.32, V.22bis, V.23, V.22, V.21
Fax Modulation Protocol	ITU-T V.17, V.27ter, V.29, T.4, T.30
Error Correction/Compression	MNP5, V.42, V.42bis
Fax Class	Class I & II
Data Bus	8-bit ISA
Card Size	Half-length

CONNECTIONS
Function	Label		Function		Label
Line out		CN1		Speaker out		CN3
Phone in		CN2		Microphone in		CN4

SERIAL PORT ADDRESS
Setting	JP1/A	JP1/B	JP1/C
COM1 (3F8h)	Closed	Closed	Closed
COM2 (2F8h)	Open	Closed	Closed
COM3 (3E8h)	Closed	Open	Closed
COM4 (2E8h)	Open	Open	Closed
Plug and play enabled	Open	Open	Open

INTERRUPT
Setting	JP2/A	JP2/B	JP2/C	JP2/D	JP2/E
IRQ2	Open	Open	Open	Open	Closed
IRQ3	Open	Open	Open	Closed	Open
IRQ4	Open	Open	Closed	Open	Open
IRQ5	Open	Closed	Open	Open	Open
IRQ7	Closed	Open	Open	Open	Open
Note: Interrupt must be set to IRQ3 to enable plug and play.

SUPPORTED COMMAND SET

Basic AT Commands

AT, ‘+++’, A/

A, E, F, H, M, O, P, T, V

&C, &G, &T, &W, &Z

S Registers

S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S18, S25, S38

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.25 at 300 or 1200bps
B1	Bell 300 or 212A at 300 or 1200bps

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
í 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.
D/	Delays for 125 msec. before proceeding with dial
D#,D*	Extended touch tone pad tones
D$	Displays a list of dial commands

REPORT INFORMATION
Type:	Immediate
Format:	AT [cmds] In [cmds]
Description:	Displays information requested
Command	Function
I0	Reports four digit product code
I1	Reports ROM checksum
I2	Reports results of RAM self test
I3	Reports product type
I4	Reports current modem settings
I5	Reports NVRAM settings
I6	Reports link diagnostics
I7	Reports product configuration
I9	Reports plug and play information
I11	Reports call statistics

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

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	Displays result codes when in answer 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; result codes 0 - 5, 10, & 13 - 220 enabled.
X2	Busy tone detection disabled, dial tone detection enabled; result codes 0 - 6, 10, & 13 - 220 enabled.
X3	Busy tone detection enabled, dial tone detection disabled; result codes 0 - 5,7 - 8, 10, & 13 - 220 enabled.
X4	Busy and dial tone detection enabled; result codes 0 -8, & 10 - 220 enabled.
X5	Busy tone detection enabled, dial tone detection disabled, result codes 0 - 5, 7 - 8, & 10 - 220 enabled
X6	Busy and dial tone detection enabled, result codes 0 -8, & 11 - 220 enabled

RESET DEFUALT CONFIGURATION
Type:	Configuration
Format:	AT [cmds] Yn [cmds]
Description:	Tells the modem which profile to use the next time the modem is turned on or reset
Command	Function
Y0	NVRAM configuration 0
Y1	NVRAM configuration 1
Y2	Factory configuration 0
Y3	Factory configuration 1
Y4	Factory configuration 2

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 NVRAM setting selected by Y command
Z1	Restore NVRAM setting 0
Z2	Restore NVRAM setting 1
Z3	Restore factory default setting 0 (&F0)
Z4	Restore factory default setting 1 (&F1)
Z5	Restore factory default setting 2 (&F2)

COMMANDS
Type:	Configuration
Format:	AT [cmds] &$ [cmds]
Description:	Displays a list of ampersand commands

MODIFY RESPONSES
Type:	Configuration
Format:	AT [cmds] &An [cmds]
Description:	Determines whether the modem sends MNP responses
Command	Function
&A0	ARQ result codes disabled
&A1	ARQ result codes enabled
&A2	Append additional V.32 indicator in result codes
&A3	Append additional LAPM/MNP/NONE and V.42bis/MNP5 in result codes

SERIAL PORT RATE
Type:	Configuration
Format:	AT [cmds] &Bn [cmds]
Description:	Controls DTE interface speed
Command	Function
&B0	Change serial port speed to match rate of connection
í &B1	Serial port speed is independent of connection speed
&B2	In answer mode, serial port speed is fixed only for ARQ calls

DATA TERMINAL READY
Type:	Configuration
Format:	AT [cmds] &Dn [cmds]
Description:	Controls DTR operations
Command	Function
&D0	DTR override
&D1	DTR toggle causes online command mode
í &D2	Normal DTR operations

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	Sets values to standard factory configuration
&F1	Sets values to factory configuration 0
&F2	Sets values to factory configuration 1

FLOW CONTROL
Type:	Configuration
Format:	AT [cmds] &Hn [cmds]
Description:	Enables flow control options
Command	Function
&H0	Flow control disabled
í &H1	Hardware flow control, clear to send enabled
&H2	Software flow control, XON/XOFF enabled
&H3	Hardware and software flow control enabled

FLOW CONTROL PASS THROUGH
Type:	Configuration
Format:	AT [cmds] &In [cmds]
Description:	Enables flow control options
Command	Function
&I0	XON/XOFF flow control disabled
&I1	Process XON/XOFF signals to your modem and remote system
&I2	Process XON/XOFF signals to your modem only
&I3	Hewlett Packard host mode enabled. Modem receives an ENQ and returns an ACK if the transmit buffers are 90% full or below 30% full. Modem will respond immediately if buffers are empty.
&I4	Hewlett Packard terminal mode enabled. Modem receives an ENQ from remote DCE and passes it to the DTE. Modem waits for an ACK before sending further data.
&I5	Special flow control enabled

DATA COMPRESSION
Type:	Configuration
Format:	AT [cmds] &Kn [cmds]
Description:	Enables data compression
Command	Function
&K0	Data compression disabled
í &K1	Auto enable/disable
&K2	Data compression enabled
&K3	MNP5 disabled, V.42bis enabled

COMMUNICATIONS MODE
Type:	Configuration
Format:	AT [cmds] &Mn [cmds]
Description:	Selects communications mode
Command	Mode
&M0	Normal mode
&M4	Normal/ARQ mode
&M5	ARQ mode

CONNECTION SPEED UPPER LIMIT
Type:	Configuration
Format:	AT [cmds] &Nn [cmds]
Description:	Sets required connection speed if &U is set to 0; otherwise, sets fastest allowed connection speed.
Command	Function
&N0	No maximum connect speed.
&N1	Set maximum connect speed to 300bps.
&N2	Set maximum connect speed to 1200bps.
&N3	Set maximum connect speed to 2400bps.
&N4	Set maximum connect speed to 4800bps.
&N5	Set maximum connect speed to 7200bps.
&N6	Set maximum connect speed to 9600bps.
&N7	Set maximum connect speed to 12Kbps.
&N8	Set maximum connect speed to 14.4Kbps.
&N9	Set maximum connect speed to 16.8Kbps.
&N10	Set maximum connect speed to 19.2Kbps.
&N11	Set maximum connect speed to 21.6Kbps.
&N12	Set maximum connect speed to 24Kbps.
&N13	Set maximum connect speed to 26.4Kbps.
&N14	Set maximum connect speed to 28.8Kbps.
&N15	Set maximum connect speed to 31.2Kbps.
&N16	Set maximum connect speed to 33.6Kbps.
&N17	Set maximum connect speed to 32Kbps
&N18	Set maximum connect speed to 36Kbps
&N19	Set maximum connect speed to 40Kbps
&N20	Set maximum connect speed to 44Kbps
&N21	Set maximum connect speed to 48Kbps
&N22	Set maximum connect speed to 49.3Kbps
&N23	Set maximum connect speed to 50.6Kbps
&N24	Set maximum connect speed to 52Kbps
&N25	Set maximum connect speed to 53.3Kpbs
&N26	Set maximum connect speed to 54.6Kbps
&N27	Set maximum connect speed to 56Kbps

PULSE DIALING RATIO
Type:	Configuration
Format:	AT [cmds] &Pn [cmds]
Description:	Selects pulse dial make/break ratio
Command	Function
í &P0	39/61ms at 10pps (North America)
&P1	33/67ms at 10pps (Europe)

RECEIVE DATA
Type:	Configuration
Format:	AT [cmds] &Rn [cmds]
Description:	Selects RTS options
Command	Function
&R1	RTS is ignored by modem.
&R2	Modem sends data to DTE only if RTS is on

DATA SET READY (DSR)
Type:	Configuration
Format:	AT [cmds] &Sn [cmds]
Description:	Selects DSR options
Command	Function
í &S0	DSR forced high
&S1	DSR high only while modem is handshaking or connected

CONNECTION SPEED LOWER LIMIT
Type:	Configuration
Format:	AT [cmds] &Un [cmds]
Description:	Sets slowest allowed connection speed if &N is set to 1 or higher.
Command	Function
í &U0	No minimum connect speed.
&U1	Set minimum connect speed to 300bps.
&U2	Set minimum connect speed to 1200bps.
&U3	Set minimum connect speed to 2400bps.
&U4	Set minimum connect speed to 4800bps.
&U5	Set minimum connect speed to 7200bps.
&U6	Set minimum connect speed to 9600bps.
&U7	Set minimum connect speed to 12Kbps.
&U8	Set minimum connect speed to 14.4Kbps.
&U9	Set minimum connect speed to 16.8Kbps.
&U10	Set minimum connect speed to 19.2Kbps.
&U11	Set minimum connect speed to 21.6Kbps.
&U12	Set minimum connect speed to 24Kbps.
&U13	Set minimum connect speed to 26.4Kbps.
&U14	Set minimum connect speed to 28.8Kbps.
&U15	Set minimum connect speed to 31.2Kbps.
&U16	Set minimum connect speed to 33.6Kbps.
&U17	Set maximum connect speed to 32Kbps
&U18	Set maximum connect speed to 36Kbps
&U19	Set maximum connect speed to 40Kbps
&U20	Set maximum connect speed to 44Kbps
&U21	Set maximum connect speed to 48Kbps
&U22	Set maximum connect speed to 49.3Kbps
&U23	Set maximum connect speed to 50.6Kbps
&U24	Set maximum connect speed to 52Kbps
&U25	Set maximum connect speed to 53.3Kpbs
&U26	Set maximum connect speed to 54.6Kbps
&U27	Set maximum connect speed to 56Kbps

BREAK HANDLING
Type:	Configuration
Format:	AT [cmds] &Yn [cmds]
Description:	Sets break handling
Command	Function
&Y0	Destructive, but doesn’t sent break
í &Y1	Destructive, expedited
&Y2	Nondestructive, expedited

BIT-MAPPED REGISTER S13
Format:		AT [cmds] S13=n [cmds]
Range:		0-174
Unit:		Bit-mapped
Description:		Controls reset, delete, and auto dial..
Bit	Value	Function
0	0 1	Does not reset the modem when DTR is not asserted Resets the modem when DTR is not asserted
1	0 1	Does not reset the non-MNP transmit buffer from 1.5KB to 128B Resets the non-MNP transmit buffer from 1.5KB to 128B
2	0 1	Backspace key not set to delete Backspace key set to delete
3	0 1	Does not autodial number stored in NVRAM location 0 when the DTR is asserted Autodials number stored in NVRAM location 0 when the DTR is asserted
4	0 1	Does not autodial number stored in NVRAM location 0 when software is reset or modem is powered up Autodials number stored in NVRAM location 0 when software is reset or modem is powered up
5	0 1	Does not disables V.32bis ASL mode Disables V.32bis ASL mode
6	0 1	Does not disable quick retrains Disables quick retrain
7	0 1	Does not disconnect on escape mode Disconnects on escape mode

BIT-MAPPED REGISTER S15
Format:		AT [cmds] S15=n [cmds]
Unit:		Bit-mapped
Description:		Disable/Enable MNP
Bit	Value	Function
0	0 1	Enable ARQ/MNP for V.22 Disable ARQ/MNP for V.22
1	0 1	Enable ARQ/MNP for V.22bis Disable ARQ/MNP for V.22bis
2	0 1	Enable ARQ/MNP for V.32/V.32bis/V.32terbo Enable ARQ/MNP for V.32/V.32bis/V.32terbo
3	0 1	Enable MNP handshake Disable MNP handshake
4	0 1	Enable MNP level 4 Disable MNP level 4
5	0 1	Enable MNP level 3 Disable MNP level 3
6	0 1	MNP compatibility MNP incompatibility
7	0 1	Enable V.42 operation Disable V.42 operation

TEST MODES
Type:		Register
Format:		AT [cmds] S16=n [cmds]
Unit:		Bit-mapped
Description:		Controls touch tone dialing test.
Bit	Value	Function
0	í 0	Reserved
1	0 1	Touch tone dialing test not in progress Touch tone dialing test in progress
2	0 1	Test pattern is not being generated Test pattern is being generated
3-7	0	Reserved

INACTIVITY TIMER
Type:	Register
Format	AT [cmds] S19=n [cmds]
Default:	0
Unit:	1 second
Description:	Activates when there is no activity on the phone line. Modem hangs up at time-out
Note: S19=0 disables the timer and allows an indefinite duration.

MNP OR V.42 MODE DELAY
Type:	Register
Format	AT [cmds] S21=n [cmds]
Range:	Unidentified
Unit:	10ms
Description:	Sets the length of breaks sent from modem to computer.

FLOW CONTROL CHARACTER - XON
Type:	Register
Format:	AT [cmds] S22=n [cmds]
Range:	Unidentified
Unit:	ASCII
Description:	Sets the character used to represent XON

FLOW CONTROL CHARACTER - XOFF
Type:	Register
Format:	AT [cmds] S23=n [cmds]
Range:	Unidentified
Unit:	ASCII
Description:	Sets the character used to represent XOFF

BIT-MAPPED REGISTER S27
Format		AT [cmds] S27=n [cmds]
Range:		0-255
Unit:		Bit-mapped
Description:		Enables/disables modulation protocols
Bit	Value	Function
0	0 1	Disable V.21/Bell 103 mode select Enable V.21/Bell 103 mode select
1	0 1	Disable unencoded modulation in V.32 mode Enable unencoded modulation in V.32 mode
2	0 1	Enable V.32 modulation Disable V.32 modulation
3	0 1	Enable 2100Hz answer tone Disable 2100Hz answer tone
4	0 1	Disable V.23 fallback mode Enable V.23 fallback mode
5	0 1	Enable V.32bis mode Disable V.32bis mode
6	0	Reserved
7	0 1	Software compatibility mode disabled Software compatibility mode enabled, all connect messages 9.6Kbps or greater expressed as CONNECT 9600

CONNECTION TIME
Type:	Register
Format	AT [cmds] S28=n [cmds]
Range:	0-255
Unit:	.01 second
Description:	Sets V.32 duration
Command	Function
S28=0	Eliminates the V.32 answer tone for a faster connection
S28=8	Times are in .1 second
S28=255	Disable connections except V.32 at 9600bps

FALLBACK TIMER
Type:	Register
Format	AT [cmds] S29=n [cmds]
Range:	0-255
Unit:	.01 second
Description:	Sets the duration of the V.21 answer mode fallback timer

TAD AUDIO
Type:	Register
Format	AT [cmds] S31=n [cmds]
Range:	0-255
Description:	Adjusts the TAD audio level

BIT-MAPPED REGISTER S32
Format:		AT [cmds] S32=n [cmds]
Range:		0-255
Description:		Select setup for 28.8 and higher speed modems
Bit	Value		Function
0	0 1		Disable V.8 call indicate Enable V.8 call indicate
1	0 1		Disable V.8 mode Enable V.8 mode
2	0		Reserved
3	0 1		Enable V.34 modulation Disable V.34 modulation
4	0 1		Enable V.34+ modulation Disable V.34+ modulation
5	0 1		Enable x2 modulation Disable x2 modulation
6-7	0		Reserved

BIT-MAPPED REGISTER S33
Format:		AT [cmds] S33=n [cmds]
Range:		0-255
Description:		Disable/enable data rates
Bit	Value		Function
0	0 1		Enable 2400 symbol rate Disable 2400 symbol rate
1	0 1		Enable 2743 symbol rate Disable 2743 symbol rate
2	0		Enable 2800 symbol rate Disable 2800 symbol rate
3	0 1		Enable 3000 symbol rate Disable 3000 symbol rate
4	0 1		Enable 3200 symbol rate Disable 3200 symbol rate
5	0 1		Enable 3429 symbol rate Disable 3429 symbol rate
6	0		Reserved
7	0 1		Enable shaping Disable shaping

BIT-MAPPED REGISTER S34
Format:		AT [cmds] S34=n [cmds]
Range:		0-255
Description:		Disable/enable trellis encoding
Bit	Value		Function
0	0 1		Enable 8S-2D trellis encoding Disable 8S-2D trellis encoding
1	0 1		Enable 16S-4D trellis encoding Disable 16S-4D trellis encoding
2	0 1		Enable 32S-2D trellis encoding Disable 32S-2D trellis encoding
3	0 1		Enable 64S-4D trellis encoding Disable 64S-4D trellis encoding
4	0 1		Enable non-linear coding Disable non-linear coding
5	0 1		Enable TX level deviation Disable TX level deviation
6	0 1		Enable pre-emphasis Disable pre-emphasis
7	0 1		Enable pre-coding Disable pre-coding

CONNECTION - SETUP
Type:	Register
Format	AT [cmds] S35=n [cmds]
Description:	Sets the maximum allowable data exchange rate attempted during handshake process.
Command	Function
S35=0	Speed of last connection
S35=1	28.8Kbps
S35=2	26.4Kbps
S35=3	24.0Kbps
S35=4	21.6bps
S35=5	19.2Kbps
S35=6	16.8Kbps
S35=7	14.4Kbps
S35=8	Modem server operation enabled
S35=16	Modem A law operation enabled
S35=32	Automatic A/u law detection disabled
S35=64	Reduced power disabled
S35=128	Reserved

BIT-MAPPED REGISTER S42
Format		AT [cmds] S42=n [cmds]
Range:		0-128
Unit:		Bit-mapped
Description:		GPI definition (Macintosh only).
Bit	Value	Function
0-2	00 01 10 11 100 101 110 111	Not active CD signal RI signal DSR signal ARQ signal Unidentified Unidentified Unidentified
3-7	0	Reserved