TELEBIT CORPORATION
TRAILBLAZER PLUS PC
| 
 Card Type  | 
 Modem (synchronous/asynchronous)  | 
| 
 Processor  | 
 Motorola 68000  | 
| 
 Processor Speed  | 
 Unidentified  | 
| 
 Chipset  | 
 Unidentified  | 
| 
 Maximum Data Rate  | 
 18Kbps  | 
| 
 Data Bus  | 
 8-bit ISA  | 
| 
 Data Modulation  | 
 Bell 103A/212A ITU-T V.22, V.22bis Telebit PEP  | 
| 
 Error Correction/Compression  | 
 MNP3  | 

| 
 CONNECTIONS  | ||||||
| 
 Function  | 
 Label  | 
 Function  | 
 Label  | |||
| 
 Line in  | 
 CN1  | 
 Line out  | 
 CN2  | |||
| 
 USER CONFIGURABLE SETTINGS  | ||
| 
 Setting  | 
 Label  | 
 Position  | 
| 
 í Factory configured - do not alter | 
 JP1  | 
 Unidentified  | 
| 
 í Factory configured - do not alter | 
 E25  | 
 Unidentified  | 
| 
 SERIAL PORT CONFIGURATION  | ||||
| 
 Address  | 
 IRQ  | 
 E22  | 
 E23  | 
 E24  | 
| 
 3F8h (COM1:)  | 
 IRQ4  | 
 Pins 1 & 2 closed  | 
 Pins 1 & 2 closed  | 
 Pins 2 & 3 closed  | 
| 
 2F8h (COM2:)  | 
 IRQ3  | 
 Pins 2 & 3 closed  | 
 Pins 1 & 2 closed  | 
 Pins 1 & 2 closed  | 
| 
 3E8h (COM3:)  | 
 IRQ4  | 
 Pins 1 & 2 closed  | 
 Pins 2 & 3 closed  | 
 Pins 2 & 3 closed  | 
| 
 2E8h (COM4:)  | 
 IRQ3  | 
 Pins 2 & 3 closed  | 
 Pins 2 & 3 closed  | 
 Pins 1 & 2 closed  | 
| 
 SUPPORTED STANDARD COMMANDS  | 
| 
 Basic AT Commands  | 
| 
 +++, ‘comma’, A/  | 
| 
 A, C, E, F, H, M, O, V, X, Z  | 
| 
 &F, &T  | 
| 
 S-Registers  | 
| 
 S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12  | 
Note: See MHI documentation for complete information.  | 
Proprietary AT Command Set
| 
 ANSWER/ORIGINATE MODE  | ||
| 
 Type:  | 
 Register  | |
| 
 Format:  | 
 AT [cmds] <>n [cmds]  | |
| 
 Description:  | 
 Selects whether the modem answers calls in answer or originate mode.  | |
| 
 Command  | 
 Function  | |
| 
 í S100=0 | 
 Modem answers calls in answer mode and originates calls in originate mode.  | |
| 
 S100=1  | 
 Modem answers calls in originate mode and originates calls in answer mode.  | |
| 
 AT PREFIX  | ||
| 
 Type:  | 
 Register  | |
| 
 Format:  | 
 AT [cmds] S63=n [cmds]  | |
| 
 Description:  | 
 Selects whether the AT prefix is required in command mode.  | |
| 
 Command  | 
 Function  | |
| 
 S63=0  | 
 AT prefix not required. All characters entered in command mode will be assumed to be commands.  | |
| 
 í S63=1 | 
 AT prefix required for command mode.  | |
| 
 AUTO-CONNECT  | ||
| 
 Type:  | 
 Register  | |
| 
 Format:  | 
 AT [cmds] S101=n [cmds]  | |
| 
 Description:  | 
 Selects whether the modem will attempt to connect automatically when no carrier is detected even when no call has been made or received.  | |
| 
 Command  | 
 Function  | |
| 
 í S101=0 | 
 Modem does not attempt to auto-connect.  | |
| 
 S101=1  | 
 Modem attempts to connect in answer mode every 20 seconds.  | |
| 
 S101=2  | 
 Modem attempts to connect in originate mode every 20 seconds.  | |
| 
 S101=3  | 
 Modem attempts to connect in answer mode immediately after carrier is lost, then pauses 20 seconds before retrying.  | |
| 
 S101=4  | 
 Modem attempts to connect in originate mode immediately after carrier is lost, then pauses 20 seconds before retrying.  | |
| 
 BITS PER CHANNEL - TRANSMIT  | |
| 
 Type:  | 
 Read-only  | 
| 
 Format:  | 
 AT [cmds] S71? [cmds]  | 
| 
 Description:  | 
 Displays the number of bits assigned to each of the 511 transmit channels of a PEP mode connection.  | 
| 
 BITS PER CHANNEL - RECEIVE  | |
| 
 Type:  | 
 Read-only  | 
| 
 Format:  | 
 AT [cmds] S73? [cmds]  | 
| 
 Description:  | 
 Displays the number of bits assigned to each of the 511 receive channels of a PEP mode connection.  | 
| 
 BREAK LENGTH  | |
| 
 Type:  | 
 Register  | 
| 
 Format:  | 
 AT [cmds] S62=n [cmds]  | 
| 
 Default:  | 
 3  | 
| 
 Range:  | 
 0 - 255  | 
| 
 Unit:  | 
 50 mS  | 
| 
 Description:  | 
 Sets the length of transmitted break signals.  | 
| 
 BREAK TYPE  | ||||
| 
 Type:  | 
 Register  | |||
| 
 Format:  | 
 AT [cmds] S54=n [cmds]  | |||
| 
 Description:  | 
 Configures the modem’s reaction to a break signal.  | |||
| 
 Command  | 
 Break from DTE in non-PEP mode  | 
 Break from DTE in PEP mode  | 
 Break received from remote modem  | |
| 
 í S54=0 | 
 Online command mode enabled, break not sent to remote modem.  | 
 Online command mode enabled, break not sent to remote modem.  | 
 Buffers cleared, break sent to DTE.  | |
| 
 S54=1  | 
 Break sent to remote modem.  | 
 Break sent to remote modem and buffers cleared.  | 
 Buffers cleared, break sent to DTE.  | |
| 
 S54=2  | 
 Break sent to remote modem.  | 
 Break sent to remote modem immediately.  | 
 Buffers cleared, break sent to DTE.  | |
| 
 S54=3  | 
 Break sent to remote modem.  | 
 Modem sends break in sequence when in data mode, and immediately when in command mode.  | 
 Buffers cleared, break sent to DTE.  | |
| 
 S54=4  | 
 Break signal ignored.  | 
 Break signal ignored.  | 
 Buffers cleared, break sent to DTE.  | |
| 
 COMMAND SET DISABLE  | |
| 
 Type:  | 
 Immediate  | 
| 
 Format:  | 
 AT [cmds] &B  | 
| 
 Description:  | 
 Disables the command set for local commands.  | 
| 
 COMPRESSION  | ||
| 
 Type:  | 
 Register  | |
| 
 Format:  | 
 AT [cmds] S110=n [cmds]  | |
| 
 Description:  | 
 Selects whether the modem will use data compression when connected in PEP mode.  | |
| 
 Command  | 
 Function  | |
| 
 S110=0  | 
 Compression disabled.  | |
| 
 S110=1  | 
 Compression enabled if remote modem has compression enabled.  | |
| 
 í S110=255 | 
 Compression enabled if remote modem has S110 set to 1.  | |
| 
 CONNECT MODE  | ||
| 
 Type:  | 
 Register  | |
| 
 Format:  | 
 AT [cmds] S95=n [cmds]  | |
| 
 Description:  | 
 Selects the type of non-PEP MNP mode connection that the modem will attempt to make.  | |
| 
 Command  | 
 Function  | |
| 
 í S95=0 | 
 Normal mode connection only.  | |
| 
 S95=1  | 
 MNP reliable mode connection only.  | |
| 
 S95=2  | 
 MNP auto-reliable mode connection.  | |
| 
 CTS SIGNAL  | ||
| 
 Type:  | 
 Register  | |
| 
 Format:  | 
 AT [cmds] S67=n [cmds]  | |
| 
 Description:  | 
 Controls the behaviour of the CTS signal.  | |
| 
 Command  | 
 Function  | |
| 
 í S67=0 | 
 CTS is forced high.  | |
| 
 S67=1  | 
 CTS forced high 200 mS after RTS and CD go high. If RTS or CD is low, CTS is forced low.  | |
| 
 CURRENT RECEIVE RATE  | |
| 
 Type:  | 
 Read-only  | 
| 
 Format:  | 
 AT [cmds] S72? [cmds]  | 
| 
 Description:  | 
 Displays the number of bits per second that the data line is carrying from the remote modem at that moment.  | 
| 
 Note:  | 
 This command is only valid in PEP mode.  | 
| 
 CURRENT TRANSMISSION RATE  | |
| 
 Type:  | 
 Read-only  | 
| 
 Format:  | 
 AT [cmds] S70? [cmds]  | 
| 
 Description:  | 
 Displays the number of bits per second that the data line is carrying to the remote modem at that moment.  | 
| 
 Note:  | 
 This command is only valid in PEP mode.  | 
| 
 DATA FORMAT  | ||
| 
 Type:  | 
 Register  | |
| 
 Format:  | 
 AT [cmds] S60=n [cmds]  | |
| 
 Description:  | 
 Sets the format for the modem-to-DTE serial interface.  | |
| 
 Command  | 
 Function  | |
| 
 í S60=0 | 
 Use 8 data bits, no parity, and 1 stop bit.  | |
| 
 S60=1  | 
 Use 8 data bits, odd parity, and 1 stop bit.  | |
| 
 S60=2  | 
 Use 8 data bits, even parity, and 1 stop bit.  | |
| 
 S60=3  | 
 Use 8 data bits, no parity, and 2 stop bits.  | |
| 
 S60=4  | 
 Use 8 data bits, odd parity, and 2 stop bits.  | |
| 
 S60=5  | 
 Use 8 data bits, even parity, and 2 stop bits.  | |
| 
 S60=6  | 
 Use 7 data bits, no parity, and 1 stop bit.  | |
| 
 S60=7  | 
 Use 7 data bits, odd parity, and 1 stop bit.  | |
| 
 S60=8  | 
 Use 7 data bits, even parity, and 1 stop bit.  | |
| 
 S60=9  | 
 Use 7 data bits, no parity, and 2 stop bits.  | |
| 
 S60=10  | 
 Use 7 data bits, odd parity, and 2 stop bits.  | |
| 
 S60=11  | 
 Use 7 data bits, even parity, and 2 stop bits.  | |
| 
 S60=12  | 
 Use 6 data bits, no parity, and 1 stop bit.  | |
| 
 S60=13  | 
 Use 6 data bits, odd parity, and 1 stop bit.  | |
| 
 S60=14  | 
 Use 6 data bits, even parity, and 1 stop bit.  | |
| 
 S60=15  | 
 Use 6 data bits, no parity, and 2 stop bits.  | |
| 
 S60=16  | 
 Use 6 data bits, odd parity, and 2 stop bits.  | |
| 
 S60=17  | 
 Use 6 data bits, even parity, and 2 stop bits.  | |
| 
 S60=18  | 
 Use 5 data bits, no parity, and 1 stop bit.  | |
| 
 S60=19  | 
 Use 5 data bits, odd parity, and 1 stop bit.  | |
| 
 S60=20  | 
 Use 5 data bits, even parity, and 1 stop bit.  | |
| 
 S60=21  | 
 Use 5 data bits, no parity, and 2 stop bits.  | |
| 
 S60=22  | 
 Use 5 data bits, odd parity, and 2 stop bits.  | |
| 
 S60=23  | 
 Use 5 data bits, even parity, and 2 stop bits.  | |
| 
 DCD AND DSR SIGNALS  | ||
| 
 Type:  | 
 Register  | |
| 
 Format:  | 
 AT [cmds] S53=n [cmds]  | |
| 
 Description:  | 
 Controls the behaviour of the DSR and CD signals.  | |
| 
 Command  | 
 Function  | |
| 
 S53=0  | 
 DSR forced high when modem is idle, CD forced high.  | |
| 
 í S53=1 | 
 DSR forced high when modem is idle, CD is normal.  | |
| 
 S53=2  | 
 DSR follows CD, CD normal.  | |
| 
 S53=3  | 
 DSR and CD normal.  | |
| 
 S53=4  | 
 DSR forced high when idle and forced low on disconnect, CD normal.  | |
| 
 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  | 
| 
 DP  | 
 Pulse dialing enabled.  | 
| 
 DR  | 
 Answer mode enabled; originate mode disabled following handshake initiation.  | 
| 
 DNn  | 
 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;  | 
 Modem returned to idle state after dialing. The semicolon can only be placed at the end of the dial command.  | 
| 
 D\x\  | 
 Dials the stored telephone number with description x.  | 
| 
 DIAL INTERRUPT  | ||
| 
 Type:  | 
 Register  | |
| 
 Format:  | 
 AT [cmds] S64=n [cmds]  | |
| 
 Description:  | 
 Selects whether the modem will abort a dial, answer, or connect sequence if characters are received from the DTE.  | |
| 
 Command  | 
 Function  | |
| 
 í S64=0 | 
 Sequence aborted.  | |
| 
 S64=1  | 
 Sequence not aborted.  | |
| 
 DISPLAY CONFIGURATION  | |
| 
 Type:  | 
 Immediate  | 
| 
 Format:  | 
 AT [cmds] &Nn [cmds]  | 
| 
 Description:  | 
 Displays the configuration stored in non-volatile RAM.  | 
| 
 DSR DELAY ON DISCONNECT  | |
| 
 Type:  | 
 Register  | 
| 
 Format:  | 
 AT [cmds] S47=n [cmds]  | 
| 
 Default:  | 
 4  | 
| 
 Range:  | 
 0 - 255  | 
| 
 Unit:  | 
 50 mS  | 
| 
 Description:  | 
 Sets the time that DSR is forced low after disconnect.  | 
| 
 DTR DIALING  | ||
| 
 Type:  | 
 Register  | |
| 
 Format:  | 
 AT [cmds] S104=n [cmds]  | |
| 
 Description:  | 
 Selects whether the modem will auto-dial the first stored number on DTR signal changes.  | |
| 
 Command  | 
 Function  | |
| 
 í S104=0 | 
 DTR dialing disabled.  | |
| 
 S104=1  | 
 Modem auto-dials first stored number on low-to-high DTR change.  | |
| 
 S104=2  | 
 Automatically dial first stored number whenever no call is connected and DTR signal is high.  | |
| 
 DTR SIGNAL  | ||
| 
 Type:  | 
 Register  | |
| 
 Format:  | 
 AT [cmds] S52=n [cmds]  | |
| 
 Description:  | 
 Controls the modem’s response to the DTR signal.  | |
| 
 Command  | 
 Function  | |
| 
 S52=0  | 
 Modem assumes DTR is forced high.  | |
| 
 í S52=1 | 
 Modem goes idle on low DTR.  | |
| 
 S52=2  | 
 Modem is reset on low DTR.  | |
| 
 ECHO SUPPRESSOR COMPENSATION  | ||
| 
 Type:  | 
 Register  | |
| 
 Format:  | 
 AT [cmds] S121=n [cmds]  | |
| 
 Description:  | 
 Selects whether the modem will compensate for echo suppressors.  | |
| 
 Note:  | 
 Enabling the echo suppressor compensator reduces throughput by about five percent.  | |
| 
 Command  | 
 Function  | |
| 
 í S121=0 | 
 Echo suppressor compensator disabled.  | |
| 
 S121=1  | 
 Echo suppressor compensator enabled.  | |
| 
 EIGHTH BIT FILTER  | ||
| 
 Type:  | 
 Register  | |
| 
 Format:  | 
 AT [cmds] S48=n [cmds]  | |
| 
 Description:  | 
 Selects whether the high bit of a character is cleared before detection of XON, XOFF and escape characters.  | |
| 
 Command  | 
 Function  | |
| 
 í S48=0 | 
 Eighth bit is cleared.  | |
| 
 S48=1  | 
 Eighth bit is not cleared.  | |
| 
 ESCAPE SEQUENCE RESPONSE  | ||
| 
 Type:  | 
 Register  | |
| 
 Format:  | 
 AT [cmds] S55=n [cmds]  | |
| 
 Description:  | 
 Configures the modem’s reaction to an escape sequence.  | |
| 
 Command  | 
 Function  | |
| 
 í S55=0 | 
 Modem returns to command mode after set guard time has passed and escape characters sent to remote modem.  | |
| 
 S55=1  | 
 Buffers are cleared and escape characters sent to remote modem.  | |
| 
 S55=2  | 
 Escape characters sent to remote modem immediately.  | |
| 
 S55=3  | 
 Escape characters sent with transmitted data.  | |
| 
 FLOW CONTROL CHARACTER - XOFF  | |
| 
 Type:  | 
 Register  | 
| 
 Format:  | 
 AT [cmds] S57=n [cmds]  | 
| 
 Default:  | 
 19  | 
| 
 Range:  | 
 0 - 255  | 
| 
 Unit:  | 
 ASCII  | 
| 
 Description:  | 
 Sets the character used to represent the XOFF character.  | 
| 
 FLOW CONTROL CHARACTER - XON  | |
| 
 Type:  | 
 Register  | 
| 
 Format:  | 
 AT [cmds] S56=n [cmds]  | 
| 
 Default:  | 
 17  | 
| 
 Range:  | 
 0 - 255  | 
| 
 Unit:  | 
 ASCII  | 
| 
 Description:  | 
 Sets the character used to represent the XON character.  | 
| 
 FLOW CONTROL TYPE - DCE  | |
| 
 Type:  | 
 Register  | 
| 
 Format:  | 
 AT [cmds] S68=n [cmds]  | 
| 
 Description:  | 
 Sets type of flow control used by the modem.  | 
| 
 Command  | 
 Function  | 
| 
 S68=0  | 
 Flow control disabled.  | 
| 
 S68=2  | 
 Unidirectional RTS flow control enabled.  | 
| 
 í S68=3 | 
 Bidirectional XON/XOFF flow control enabled.  | 
| 
 S68=4  | 
 Bidirectional XON/XOFF and RTS/CTS enabled.  | 
| 
 S68=5  | 
 Bidirectional ENQ/ACK flow control enabled.  | 
| 
 S68=6  | 
 Bidirectional XON/XOFF and ENQ/ACK flow control enabled.  | 
| 
 S68=255  | 
 Flow control specified in S58 is used. If S58 is set to 1, then DCE flow control is disabled.  | 
| 
 FLOW CONTROL TYPE - DTE  | |
| 
 Type:  | 
 Register  | 
| 
 Format:  | 
 AT [cmds] S58=n [cmds]  | 
| 
 Description:  | 
 Sets type of flow control used by the DTE.  | 
| 
 Command  | 
 Function  | 
| 
 S58=0  | 
 Flow control disabled.  | 
| 
 S58=1  | 
 Bidirectional RTS/CTS flow control enabled.  | 
| 
 S58=2  | 
 Unidirectional RTS flow control enabled.  | 
| 
 í S58=3 | 
 Bidirectional XON/XOFF flow control enabled.  | 
| 
 S58=4  | 
 Bidirectional XON/XOFF and RTS/CTS enabled.  | 
| 
 S58=5  | 
 Bidirectional ENQ/ACK flow control enabled.  | 
| 
 S58=6  | 
 Bidirectional XON/XOFF and ENQ/ACK flow control enabled.  | 
| 
 FREQUENCY OFFSET  | |
| 
 Type:  | 
 Read-only  | 
| 
 Format:  | 
 AT [cmds] S77? [cmds]  | 
| 
 Description:  | 
 Displays the frequency offset for the current connection.  | 
| 
 GUARD TONE  | |
| 
 Type:  | 
 Register  | 
| 
 Format:  | 
 AT [cmds] S91=n [cmds]  | 
| 
 Description:  | 
 Commands the modem to transmit a guard tone in V.22/V.22bis mode.  | 
| 
 Command  | 
 Function  | 
| 
 í S91=0 | 
 Guard tone disabled.  | 
| 
 S91=1  | 
 1800Hz guard tone enabled.  | 
| 
 S91=2  | 
 550Hz guard tone enabled.  | 
| 
 KERMIT MARK CHARACTER  | |
| 
 Type:  | 
 Register  | 
| 
 Format:  | 
 AT [cmds] S112=n [cmds]  | 
| 
 Default:  | 
 1  | 
| 
 Range:  | 
 0 - 127  | 
| 
 Unit:  | 
 1 ASCII character  | 
| 
 Description:  | 
 Sets the character that will be used as the beginning of packet marker when in Kermit protocol mode.  | 
| 
 LINE NOISE  | |
| 
 Type:  | 
 Read-only  | 
| 
 Format:  | 
 AT [cmds] S76? [cmds]  | 
| 
 Description:  | 
 Displays the line noise level for each of the 511 channels of a PEP mode connection.  | 
| 
 LINE QUALITY  | |
| 
 Type:  | 
 Read-only  | 
| 
 Format:  | 
 AT [cmds] S78? [cmds]  | 
| 
 Description:  | 
 Displays the line quality of the current connection.  | 
| 
 Note:  | 
 This command is not valid in PEP mode.  | 
| 
 LOCAL SERIAL PORT SPEED  | ||
| 
 Type:  | 
 Register  | |
| 
 Format:  | 
 AT [cmds] S51=n [cmds]  | |
| 
 Description:  | 
 Selects the speed at which the modem communicates with the host computer.  | |
| 
 Command  | 
 Function  | |
| 
 S51=0  | 
 Set speed to 300bps.  | |
| 
 S51=1  | 
 Set speed to 1200bps.  | |
| 
 S51=2  | 
 Set speed to 2400bps.  | |
| 
 S51=3  | 
 Set speed to 4800bps.  | |
| 
 í S51=4 | 
 Set speed to 9600bps.  | |
| 
 S51=5  | 
 Set speed to 19.2Kbps.  | |
| 
 S51=255  | 
 Auto-detect speed from received "A" or "a" character.  | |
| 
 LOCK SERIAL PORT  | |
| 
 Type:  | 
 Register  | 
| 
 Format:  | 
 AT [cmds] S66=n [cmds]  | 
| 
 Description:  | 
 Sets operation of serial port speed.  | 
| 
 Command  | 
 Function  | 
| 
 í S66=0 | 
 Serial speed follows connect speed.  | 
| 
 S66=1  | 
 Serial speed locked.  | 
| 
 PACKETS ACCEPTED  | |
| 
 Type:  | 
 Read-only  | 
| 
 Format:  | 
 AT [cmds] S75? [cmds]  | 
| 
 Description:  | 
 Displays the number of packets that the modem has accepted without errors.  | 
| 
 Note:  | 
 This command is only valid in PEP mode.  | 
| 
 PACKETS RETRANSMITTED  | |
| 
 Type:  | 
 Read-only  | 
| 
 Format:  | 
 AT [cmds] S74? [cmds]  | 
| 
 Description:  | 
 Displays the number of packets that the modem has requested a retransmit for due to errors.  | 
| 
 Note:  | 
 This command is only valid in PEP mode.  | 
| 
 PEP NEGOTIATION TONES  | ||
| 
 Type:  | 
 Register  | |
| 
 Format:  | 
 AT [cmds] S92=n [cmds]  | |
| 
 Description:  | 
 Selects when in the protocol negotiation sequence the PEP tones are sent.  | |
| 
 Command  | 
 Function  | |
| 
 í S92=0 | 
 Send PEP tones at beginning of negotiation sequence.  | |
| 
 S92=1  | 
 Send PEP tones at end of negotiation sequence.  | |
| 
 PRODUCT ID NUMBER  | ||
| 
 Type:  | 
 Register  | |
| 
 Format:  | 
 AT [cmds] S49=n [cmds]  | |
| 
 Description:  | 
 Selects what the modem will report as its product ID number.  | |
| 
 Command  | 
 Function  | |
| 
 í S49=0 | 
 Modem reports normal ID number.  | |
| 
 S49=1  | 
 Modem reports 123 as its ID number.  | |
| 
 PROMPT CHARACTER  | |
| 
 Type:  | 
 Register  | 
| 
 Format:  | 
 AT [cmds] S59=n [cmds]  | 
| 
 Default:  | 
 0  | 
| 
 Range:  | 
 0 - 255  | 
| 
 Unit:  | 
 1 ASCII character  | 
| 
 Description:  | 
 Sets what character will be used as a prompt when in command mode. If S59 is set to 0 then no prompt will be given.  | 
| 
 PROTOCOL SELECTION  | ||
| 
 Type:  | 
 Register  | |
| 
 Format:  | 
 AT [cmds] S90=n [cmds]  | |
| 
 Description:  | 
 Selects which protocol will be used when making 1200bps connections.  | |
| 
 Command  | 
 Function  | |
| 
 í S90=0 | 
 Use Bell 212A.  | |
| 
 S90=1  | 
 Use V.22.  | |
| 
 PROTOCOL/SPEED  | ||
| 
 Type:  | 
 Register  | |
| 
 Format:  | 
 AT [cmds] S50=n [cmds]  | |
| 
 Description:  | 
 Selects the protocol used for communications.  | |
| 
 Command  | 
 Function  | |
| 
 í S50=0 | 
 Auto-detect fastest common protocol.  | |
| 
 S50=1  | 
 Use Bell 103.  | |
| 
 S50=2  | 
 Use Bell 212A or V.22.  | |
| 
 S50=3  | 
 Use V.22bis.  | |
| 
 S50=255  | 
 Use PEP.  | |
| 
 REMOTE CONFIGURATION  | |
| 
 Type:  | 
 Immediate  | 
| 
 Format:  | 
 AT [cmds] %cmds  | 
| 
 Description:  | 
 Attempts to execute the command string following the percent sign on the remote modem. If remote configuration is disabled, the modem will give no response; otherwise, it will respond OK.  | 
| 
 REMOTE CONFIGURATION ENABLE  | ||
| 
 Type:  | 
 Register  | |
| 
 Format:  | 
 AT [cmds] S45=n [cmds]  | |
| 
 Description:  | 
 Selects whether the modem will respond to remote configuration commands.  | |
| 
 Command  | 
 Function  | |
| 
 í S45=0 | 
 Remote configuration disabled.  | |
| 
 S45=255  | 
 Remote configuration enabled.  | |
| 
 REPORT INFORMATION  | |
| 
 Type:  | 
 Immediate  | 
| 
 Format:  | 
 AT [cmds] In [cmds]  | 
| 
 Description:  | 
 Displays information requested.  | 
| 
 Command  | 
 Function  | 
| 
 I0  | 
 Reports modem model and revision.  | 
| 
 I1  | 
 Reports error code for the last executed test.  | 
| 
 I2  | 
 Reports the current connect mode.  | 
| 
 I3  | 
 Reports firmware revision.  | 
| 
 I4  | 
 Reports current connection statistics.  | 
| 
 RESULT CODES  | ||
| 
 Type:  | 
 Configuration  | |
| 
 Format:  | 
 AT [cmds] Qn [cmds]  | |
| 
 Description:  | 
 Selects when result codes will be reported.  | |
| 
 Command  | 
 Function  | |
| 
 í Q0 | 
 All result codes will be reported.  | |
| 
 Q1  | 
 Only remote result codes will be reported.  | |
| 
 Q2  | 
 Only local result codes will be reported.  | |
| 
 Q3  | 
 No result codes will be reported.  | |
| 
 Q4  | 
 All remote result codes will be reported; local result codes will only be reported if an ATD or ATA command was entered.  | |
| 
 Q5  | 
 Local result codes will only be reported if an ATD or ATA command was entered.  | |
| 
 Q6  | 
 All remote result codes will be reported; local result codes will only be reported if the local modem Is originating.  | |
| 
 Q7  | 
 Local result codes will only be reported if the local modem Is originating.  | |
| 
 RETRAIN  | ||
| 
 Type:  | 
 Immediate  | |
| 
 Format:  | 
 AT [cmds] &Rn [cmds]  | |
| 
 Description:  | 
 Initiates a retrain or a re-negotiation of features.  | |
| 
 Command  | 
 Function  | |
| 
 &R0  | 
 Force retrain.  | |
| 
 &R1  | 
 Force re-negotiation of features.  | |
| 
 SOFT RESET  | |
| 
 Type:  | 
 Immediate  | 
| 
 Format:  | 
 AT [cmds] &En [cmds]  | 
| 
 Description:  | 
 Restores modem profiles previously saved in non-volatile RAM using the &W command.  | 
| 
 STORE TELEPHONE NUMBER  | |
| 
 Type:  | 
 Configuration  | 
| 
 Format:  | 
 AT [cmds] Nn= <#>\xxxx\ [cmds] | 
| 
 Description:  | 
 Stores the indicated telephone number at memory location n. The string xxxx between the backslashes sets an optional name for that stored number.  | 
| 
 Note:  | 
 If additional commands are to be given after this command, the backslashes must be used even if there is no string between them.  | 
| 
 TRANSFER PROTOCOL SELECTION  | ||
| 
 Type:  | 
 Register  | |
| 
 Format:  | 
 AT [cmds] S111=n [cmds]  | |
| 
 Description:  | 
 Selects which transfer protocol the should use.  | |
| 
 Command  | 
 Function  | |
| 
 S111=0  | 
 No protocol will be used.  | |
| 
 S111=10  | 
 Kermit with no parity enabled.  | |
| 
 S111=11  | 
 Kermit with odd parity enabled.  | |
| 
 S111=12  | 
 Kermit with even parity enabled.  | |
| 
 S111=13  | 
 Kermit with MARK parity enabled.  | |
| 
 S111=14  | 
 Kermit with SPACE parity enabled.  | |
| 
 S111=20  | 
 XModem and YModem enabled.  | |
| 
 S111=30  | 
 UUCP G protocol enabled.  | |
| 
 í S111=255 | 
 Use protocol specified by remote modem.  | |
| 
 VOICE MODE  | |
| 
 Type:  | 
 Immdeiate  | 
| 
 Format:  | 
 AT [cmds] G [cmds]  | 
| 
 Description:  | 
 Commands the modem to break the data connection and go on-hook so that the line may be used for voice mode. If the telephone’s handset is picked up, the call will not be disconnected.  | 
| 
 XOFF REISSUE  | ||
| 
 Type:  | 
 Register  | |
| 
 Format:  | 
 AT [cmds] S65=n [cmds]  | |
| 
 Description:  | 
 Selects whether the modem will reissue XOFF characters if the DTE continues to transmit after an XOFF.  | |
| 
 Command  | 
 Function  | |
| 
 í S65=0 | 
 Modem will not reissue XOFF characters.  | |
| 
 S65=1  | 
 Modem will reissue XOFF characters.  | |