Card Type	Modem (asynchronous)
Chip Set	Rockwell ATi
I/O Options	Voice
Maximum Data Rate	14.4Kbps
Maximum Fax Rate	14.4Kbps
Data Bus	Unidentified
Fax Class	Class I
Data Modulation Protocol	Bell 103A/212A ITU-T V.21, V.22, V.22bis, V.23, V.32, V.32bis
Fax Modulation Protocol	Unidentified
Error Correction/Compression	RPI

USER CONFIGURABLE SETTINGS
Setting	Label	Position
í Factory configured - do not alter	SW1/7	Unidentified
í Factory configured - do not alter	SW1/8	N/A
Note: SW1/8 may not be present on all models.

INTERRUPT SELECTION
Setting	SW1/1	SW1/2	SW1/3	SW1/4
í IRQ3	Off	Off	Off	On
IRQ4	Off	Off	On	Off
IRQ5	Off	On	Off	Off
IRQ7	On	Off	Off	Off

SERIAL PORT ADDRESS SELECTION
Setting	SW1/5	SW1/6
3F8h (COM1:)	On	On
2F8h (COM2:)	Off	On
3E8h (COM3:)	On	Off
í 2E8h (COM4:)	Off	Off

MISCELLANEOUS TECHNICAL NOTE

Diagram not available.

SUPPORTED STANDARD COMMANDS

Basic AT Commands

+++, ‘comma’, A/

A, B, E, H, L, M, N, O, P, Q, T, V, W, X, Y, Z

&C, &D, &F, &G, &K, &L, &Q, &R, &S, &T, &V, &W, &Y, &Z

Extended AT Commands

\G, \K, \N

%E, %L, %Q

Special AT Commands

#CID

S-Registers

S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S12, S14, S16, S18, S21, S22, S23, S25, S26, S27

S28, S29, S30, S31, S32, S33, S95

Note: See MHI documentation for complete information. Registers S39, S40, and S41 are unidentified bit-mapped registers.

DIAL
Type:	Immediate
Format:	AT [cmds] D<#>;[cmds]
Description:	Dials the telephone number indicated 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.
DS=n	Dial stored telephone number n.
DT	Tone dialing enabled.
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 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.
D^	Enables calling tone for this call.
D;	Modem returned to idle state after dialing. The semicolon can only be placed at the end of the dial command.

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.

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 or Bell 212A at 1200bps speed.
F5	Select V.22bis at 2400bps speed.
F6	Select V.32 or V.32bis at 4800bps speed.
F7	Select V.32bis at 7200bps speed.
F8	Select V.32bis or V.32 at 9600bps speed.
F9	Select V.32bis at 12Kbps speed.
F10	Select V.32bis at 14.4Kbps speed.

REPORT INFORMATION
Type:	Immediate
Format:	AT [cmds] In [cmds]
Description:	Displays information requested about the modem.
Command	Function
I0	Reports product identification code.
I1	Reports ROM checksum.
I2	Tests and reports ROM checksum.
I3	Reports the firmware revision.