ASPEN TECHNOLOGIES, INC.
14.4 ATF/ATV/ACF/ACV FAX MODEM
| 
 Card Type  | 
 Modem (asynchronous), Fax  | 
| 
 I/O Options  | 
 RJ-11 line in, RJ-11 line out  | 
| 
 Maximum Data Rate  | 
 14.4Kbps  | 
| 
 Maximum Fax Rate  | 
 14.4Kbps  | 
| 
 Data Modulation  | 
 Bell 103A, 212A ITU-T V.21, V.22, V.22bis, V.32, V.32bis  | 
| 
 Fax Modulation  | 
 Unidentified  | 
| 
 Error Correction/Compression  | 
 MNP5, V.42, V.42bis  | 
| 
 Fax Class  | 
 Class I & II  | 
| 
 Data Bus  | 
 8-bit ISA  | 

| 
 CONNECTIONS  | |||
| 
 Function  | 
 Label  | 
 Function  | 
 Label  | 
| 
 RJ-11 line  | 
 CN1  | 
 RJ-11 line  | 
 CN2  | 
| 
 SERIAL PORT ADDRESS SELECTION  | ||
| 
 Setting  | 
 J9  | 
 J10  | 
| 
 3F8h (COM1:)  | 
 Pins 1 & 2 closed  | 
 Pins 1 & 2 closed  | 
| 
 2F8h (COM2:)  | 
 Pins 1 & 2 closed  | 
 Pins 2 & 3 closed  | 
| 
 3E8h (COM3:)  | 
 Pins 2 & 3 closed  | 
 Pins 1 & 2 closed  | 
| 
 2E8h (COM4:)  | 
 Pins 2 & 3 closed  | 
 Pins 2 & 3 closed  | 
| 
 INTERRUPT SELECTION  | ||||
| 
 Setting  | 
 J5  | 
 J6  | 
 J7  | 
 J8  | 
| 
 3  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
| 
 4  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
| 
 5  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
| 
 7  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
| 
 SUPPORTED STANDARD COMMANDS  | 
| 
 Basic AT Commands  | 
| 
 AT, A/  | 
| 
 A, B, C, E, F, H, M, O, V, W, X, Y, Z  | 
| 
 &C, &F, &J, &L, &T, &V, &W, &Y, &Z  | 
| 
 Extended AT Commands  | 
| 
 \A, \B, \G, \L, \O, \T, \U, \Z  | 
| 
 S-Registers  | 
| 
 S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S12, S14, S16, S18, S21, S22, S23 S25, S26  | 
S27, S30, S36, S37, S38, S40, S41, S46, S48, S82, S86, S91, S95  | 
Note: See MHI help file for complete information.  | 
Proprietary AT Command Set
| 
 AUTO-MODE DETECTION  | |
| 
 Type:  | 
 Configuration  | 
| 
 Format:  | 
 AT [cmds] Nn [cmds]  | 
| 
 Description:  | 
 Selects options for handshake modulation  | 
| 
 Command  | 
 Function  | 
| 
 N0  | 
 Speed of connection follows speed set in register S7  | 
| 
 N1  | 
 Negotiate at highest possible speed  | 
| 
 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.  | 
| 
 &Q1  | 
 Asynchronous off-line command mode and synchronous connect mode.  | 
| 
 &Q2  | 
 Asynchronous off-line command mode - modem autodials first number in directory, then synchronous connect mode.  | 
| 
 &Q3  | 
 Asynchronous off-line command mode on low DTR, synchronous connect mode on high DTR.  | 
| 
 &Q5  | 
 Error correction mode  | 
| 
 &Q6  | 
 Buffered asynchronous mode  | 
| 
 &Q8  | 
 MNP mode  | 
| 
 &Q9  | 
 V.42bis mode  | 
| 
 DATA TERMINAL READY (DTR)  | |
| 
 Type:  | 
 Configuration  | 
| 
 Format:  | 
 AT [cmds] &Dn [cmds]  | 
| 
 Description:  | 
 Selects modem response to DTR loss  | 
| 
 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^  | 
 1300Hz calling tone enabled  | 
| 
 D;  | 
 return to command state after dialing  | 
| 
 FLOW CONTROL  | |
| 
 Type:  | 
 Configuration  | 
| 
 Format:  | 
 AT [cmds] &Kn [cmds]  | 
| 
 Description:  | 
 Enables flow control options  | 
| 
 Command  | 
 Function  | 
| 
 &K0  | 
 Flow control disabled  | 
| 
 &K3  | 
 RTS/CTS flow control enabled  | 
| 
 &K4  | 
 XON/XOFF flow control enabled  | 
| 
 &K5  | 
 Transparent XON/XOFF flow control enabled  | 
| 
 PULSE DIALING RATIO  | |
| 
 Type:  | 
 Configuration  | 
| 
 Format:  | 
 AT [cmds] &Pn [cmds]  | 
| 
 Description:  | 
 Selects pulse dial make/break ratio  | 
| 
 Command  | 
 Function  | 
| 
 &P0  | 
 39/61ms at 10pps (North America)  | 
| 
 &P1  | 
 33/67ms at 10pps (Europe)  | 
| 
 &P2  | 
 39/61ms at 20pps  | 
| 
 REPORT INFORMATION  | |
| 
 Type:  | 
 Immediate  | 
| 
 Format:  | 
 AT [cmds] In [cmds]  | 
| 
 Description:  | 
 Displays information requested  | 
| 
 Command  | 
 Function  | 
| 
 I0  | 
 Reports product code  | 
| 
 I1  | 
 Reports firmware checksum  | 
| 
 I2  | 
 Tests and reports firmware checksum  | 
| 
 I3  | 
 Reports firmware revision level  | 
| 
 I4  | 
 Reports product capabilities  | 
| 
 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  | 
 Result code sending enabled in originate mode  | 
| 
 SOFT RESET  | |
| 
 Type:  | 
 Immediate  | 
| 
 Format:  | 
 AT [cmds] Zn [cmds]  | 
| 
 Description:  | 
 Restores modem profiles previously saved in non-volatile RAM using the &W command.  | 
| 
 SPEAKER VOLUME  | |
| 
 Type:  | 
 Configuration  | 
| 
 Format:  | 
 AT [cmds] Ln [cmds]  | 
| 
 Description:  | 
 Controls speaker volume  | 
| 
 Command  | 
 Function  | 
| 
 L0  | 
 Low volume setting  | 
| 
 L1  | 
 Low volume setting  | 
| 
 L2  | 
 Medium volume setting  | 
| 
 L3  | 
 Highest volume setting  | 
Extended AT Command Set
| 
 AUTO-RETRAIN - AUTO-FALLBACK/FALL-FORWARD  | |
| 
 Type:  | 
 Configuration  | 
| 
 Format:  | 
 AT [cmds] %En [cmds]  | 
| 
 Description:  | 
 Controls auto-retrain mode and fallback/fall-forward  | 
| 
 Command  | 
 Function  | 
| 
 %E0  | 
 Auto-retrain disabled  | 
| 
 %E1  | 
 Auto-retrain enabled  | 
| 
 BREAK TYPE  | ||
| 
 Type:  | 
 Configuration  | |
| 
 Format:  | 
 AT [cmds] \Kn [cmds]  | |
| 
 Description:  | 
 Configures action of break signal  | |
| 
 Command  | 
 Function  | |
| 
 \K0  | 
 Online command mode enabled, send no break to remote modem  | |
| 
 \K1  | 
 Break sent to remote modem and buffered cleared  | |
| 
 \K3  | 
 Send break to remote modem immediately  | |
| 
 \K5  | 
 Send break with transmitted data  | |
| 
 COMPRESSION  | |
| 
 Type:  | 
 Configuration  | 
| 
 Format:  | 
 AT [cmds] %Cn [cmds]  | 
| 
 Description:  | 
 Selects data compression  | 
| 
 Command  | 
 Function  | 
| 
 %C0  | 
 Data compression disabled  | 
| 
 %C1  | 
 Data compression enabled  | 
| 
 COMPRESSION MODE  | |
| 
 Type:  | 
 Configuration  | 
| 
 Format:  | 
 AT [cmds] %Mn [cmds]  | 
| 
 Description:  | 
 Selects data compression mode  | 
| 
 Command  | 
 Function  | 
| 
 %M0  | 
 Compression disabled  | 
| 
 %M1  | 
 Transmit only  | 
| 
 %M2  | 
 Receive only  | 
| 
 %M3  | 
 Transmit/receive 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  | 
 Auto-reliable mode enabled  | 
| 
 DICTIONARY SIZE  | |
| 
 Type:  | 
 Configuration  | 
| 
 Format:  | 
 AT [cmds] %Dn [cmds]  | 
| 
 Description:  | 
 Selects data compression  | 
| 
 Command  | 
 Function  | 
| 
 %D0  | 
 512 bytes  | 
| 
 %D1  | 
 1024 bytes  | 
| 
 %D2  | 
 2048 bytes  | 
| 
 %D3  | 
 4096 bytes  | 
| 
 ECHO DATA  | |
| 
 Type:  | 
 Configuration  | 
| 
 Format:  | 
 AT [cmds] \En [cmds]  | 
| 
 Description:  | 
 Enables modem to echo received data  | 
| 
 Command  | 
 Function  | 
| 
 \E1  | 
 One shot optimization  | 
S(status) -REGISTERS
| 
 SPEED BUFFER LOWER LIMT  | |
| 
 Type:  | 
 Register  | 
| 
 Format  | 
 AT [cmds] S49=n [cmds]  | 
| 
 Range:  | 
 1-255  | 
| 
 Unit:  | 
 Unidentified  | 
| 
 Description:  | 
 Sets speed buffer lower limit. Default=8.  | 
| 
 SPEED BUFFER UPPER LIMT  | |
| 
 Type:  | 
 Register  | 
| 
 Format  | 
 AT [cmds] S50=n [cmds]  | 
| 
 Range:  | 
 1-255  | 
| 
 Unit:  | 
 Unidentified  | 
| 
 Description:  | 
 Sets speed buffer lower limit. Default=255.  |