NETCOMM LIMITED SOCKET ROCKET 336 (CM3660, CM3660M) Card Type Modem (asynchronous) Chipset Unidentified Maximum Data Rate 33.6Kbps Maximum Fax Rate 14.4Kbps Data Modulation Bell 103A, 212A ITU-T V.21, V.22, V.22bis, V.23, V.32, V.32bis, V.34 Fax Modulation ITU-T V.17, V.27ter, V.29 Error Correction/Compression MNP5, V.42, V.42bis Fax Class Class I & II Data Bus PCMCIA Type II 53435 SUPPORTED STANDARD COMMANDS Basic AT Commands +++, ‘comma’, A/ A, E, H, M, O, P, Q, T, V, W, Z &C, &D, &F, &G, &K, &M, &P, &S, &T, &W, &Y, &Z Extended AT Commands \A, \B, \J, \N, \Q, \T, \X %C, %E, %Q S-Registers S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S16, S18, S25, S26, S29, S30, S38, S95 Note: See MHI help file for complete information. UNIDENTIFIED COMMANDS Command Default \K 5 S33 1 Proprietary AT Command Set AUTO-ANSWER DEFAULT Type: Configuration Format: AT [cmds] %Bn [cmds] Description: Selects the default value for register S0 at power-up or when the &F command is issued. Command Function %B0 S0 defaults to 0. %B1 S0 defaults to 2. AUTOMATIC RATE SELECTION Type: Configuration Format: AT [cmds] *An [cmds] Description: Selects how the modem chooses a rate for rate negotiations and retrains. Lower speeds are more noise-resistant. Command Function *A0 Choose lower than average speed. *A1 Choose average speed. *A2 Choose higher than average speed. BREAK LENGTH Type: Register Format: AT [cmds] S43=n [cmds] Default: 15 Range: 0 - 255 Unit: 1 mS Description: Sets the default length of transmitted break signals. BUFFER FAILSAFE Type: Register Format: AT [cmds] S82=n [cmds] Default: 60 Range: 1 - 255 Unit: 1 byte Description: The function of this command is unidentified. BUFFER MAXIMUM LEVEL Type: Register Format: AT [cmds] S80=n [cmds] Default: 15 Range: 1 - 19 Unit: 5% of the total buffer space Description: Sets the percentage of the buffer that must be full before the modem sends the character or signal to pause the data. BUFFER MINIMUM LEVEL Type: Register Format: AT [cmds] S81=n [cmds] Default: 3 Range: 1 - 19 Unit: 5% of the total buffer space Description: Sets the percentage of the buffer that must be empty before the modem sends the character or signal to restart the data. BUFFER OVERFLOW Type: Configuration Format: AT [cmds] #On [cmds] Description: Sets the modem's response when a buffer overflows. Command Function #O0 Modem drops incoming characters when buffer overflows. #O1 Modem disconnects when transmit buffer overflows. #O2 Modem disconnects when receive buffer overflows. #O3 Modem disconnects when either buffer overflows. CALLBACK DELAY Type: Register Format: AT [cmds] S27=n [cmds] Default: 0 Range: 0 - 255 Unit: 1 second Description: Sets the amount of time that must elapse between the modem disconnecting and beginning a callback sequence. CALLING TONE Type: Configuration Format: AT [cmds] #Cn [cmds] Description: Controls whether the modem will send a V.25 calling tone when originating a call. Command Function #C0 Calling tone disabled. #C1 1300Hz V.25 calling tone enabled. COMMAND LINE TIMEOUT Type: Register Format: AT [cmds] S69=n [cmds] Default: 60 Range: 0 - 255 Unit: 1 second Description: The function of this register is unidentified. COMMAND VERIFICATION Type: Configuration Format: AT [cmds] #Vn [cmds] Description: Selects whether the modem verifies entered commands. Command Function #V0 Command verification disabled. #V1 Command verification enabled. CONNECT MESSAGE Type: Configuration Format: AT [cmds] %Pn [cmds] Description: Sets when DCD is raised compared to when the CONNECT message is displayed. Command Function %P0 DCD is raised after CONNECT message is displayed. %P1 DCD is raised before CONNECT message is displayed. CTS SIGNAL Type: Configuration Format: AT [cmds] %Kn [cmds] Description: Controls the behaviour of the CTS signal. Command Function %K0 CTS normal. %K1 CTS forced low during dialing and handshaking. CTS SIGNAL Type: Configuration Format: AT [cmds] %Rn [cmds] Description: Controls the behaviour of the CTS signal. Command Function %R0 CTS signal controlled by &R command. %R1 CTS follows RTS. %R2 CTS follows RTS when on-line and follows DTR when off-line. DES ENCRYPTION Type: Configuration Format: AT [cmds] #En [cmds] Description: Selects whether the modem will use DES en/decryption on transmitted and received data. Command Function #E0 DES encryption disabled. #E1 DES encryption enabled. DIAL Type: Immediate Format: AT [cmds] D<#>;[cmds] Description: Dials the telephone number indicated according to any modifiers included in the string. Command Function DF Calling tone disabled for this call. 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. 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^ Calling tone disabled for this call. D; Modem returned to idle state after dialing. The semicolon can only be placed at the end of the dial command. DISCONNECT CAUSE Type: Register (read-only) Format: AT [cmds] S42? [cmds] Description: The meanings of the values for this register are unidentified. DISCONNECT CAUSE - PREVIOUS CALL Type: Register (read-only) Format: AT [cmds] S74? [cmds] Description: The meanings of the values for this register are unidentified. DISCONNECT DELAY Type: Configuration Format: AT [cmds] %Dn [cmds] Default: 0 Range: Unidentified Unit: 1 second Description: Sets the delay before disconnection. DISPLAY CONFIGURATION AND STATISTICS Type: Immediate Format: AT [cmds] \S [cmds] Description: Displays the settings of all commands and statistics about the current connection. DISPLAY INFORMATION Type: Immediate Format: AT [cmds] In [cmds] Description: Displays information requested about the modem. Command Function I0 Displays product identification code. I1 Displays ROM checksum. I2 Displays ROM checksum result as OK or ERROR. I3 Displays modem model. I4 Displays firmware revision and release date. I5 Displays manufacturer information. I9 Displays voice firmware manufacturer. I10 Displays modem statistics. DISPLAY PROFILES Type: Immediate Format: AT [cmds] &V [cmds] Description: Displays the configuration profile indicated. If no profile is specified the active profile will be displayed. Command Function &V0 Displays stored profile 0. &V1 Displays stored profile 1. &V2 Displays stored profile 2. &V3 Displays stored profile 3. &V8 Displays all command setting differences between the active and the default profile. DISTINCTIVE RING Format: AT [cmds] -SDR=n [cmds] Default: 0 Range: 0 - 7 Description: Selects which distinctive ring signals the modem will respond to and how it will respond. Bit Value Function 0 0 Respond to ring type 1 as RING. 1 Respond to ring type 1 as RING1. 1 0 Respond to ring type 2 as RING. 1 Respond to ring type 2 as RING2. 2 0 Respond to ring type 3 as RING. 1 Respond to ring type 3 as RING3. DSR SIGNAL Type: Configuration Format: AT [cmds] %Sn [cmds] Description: Controls the behaviour of the DSR signal. Command Function %S0 DSR normal. %S1 DSR follows DTR. DTR CHANGE THRESHOLD Type: Register Format AT [cmds] S75=n [cmds] Default: 0 Range: 0 - 255 Unit: 10 mS Description: Sets the minimum time the DTR signal must be high to be acknowledged by the modem. EXTENDED RESULT CODES Type: Configuration Format: AT [cmds] %Un [cmds] Description: Selects which extended result codes the modem will display. Command Function %U0 Reliable result codes will be displayed for all error correction connections. %U1 V.42 result codes will be displayed. %U2 V.42 and V.42bis, MNP2-5, and DES result codes will be displayed. EXTENDED RESULT CODES - RELIABLE Type: Configuration Format: AT [cmds] \Vn [cmds] Description: Selects reliable extended result codes. Command Function \V0 Reliable result codes disabled. \V1 Reliable result codes enabled. \V8 Extended result codes enabled. \V9 Extended result codes enabled with diagnostic information. FLASH DIAL MODIFIER TIME Type: Register Format AT [cmds] S100=n [cmds] Default: 5 Range: 1 - 10 Unit: .1 second Description: Time the modem will go on-hook upon receiving the ! dial modifier in dial string. FLOW CONTROL Type: Configuration Format: AT [cmds] &Kn [cmds] Description: Selects the type of flow control the modem will use. 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. &K9 Failsafe flow control enabled. HELP Type: Immediate Format: AT [cmds] ? [cmds] Description: Displays help on the modem's commands. HELP SCREEN LENGTH Type: Register Format: AT [cmds] S97=n [cmds] Default: 24 Range: 1 - 255 Unit: 1 line Description: Sets the number of lines of text of the help screen the modem will display before pausing. HELP SCREEN WIDTH Type: Register Format: AT [cmds] S96=n [cmds] Default: 80 Range: 1 - 255 Unit: 1 column Description: Sets the number of characters wide the modem will format the help screen to display. INTERRUPT DIALING SEQUENCE Type: Configuration Format: AT [cmds] &Nn [cmds] Description: Selects whether a dialing or connection/handshaking sequence may be interrupted by user input. Command Function &N0 Dial interrupt disabled. &N1 Dial interrupt enabled. PROTOCOL/SPEED Type: Configuration Format: AT [cmds] Bn [cmds] Description: Selects the protocol and speed the modem will attempt to connect at. Command Function B0 Select protocol specified by #B. B1 Auto-detect the highest common connect speed. B2 Select protocol specified by #B. B3 Select V.21 at 300bps speed. B4 Select Bell 103 at 300bps speed. B5 Select V.23 at 1200/75bps speed. B6 Select V.22 at 1200bps speed. B7 Select Bell 212A at 1200bps speed. B8 Select V.22bis at 2400bps speed. B9 Auto-detect the highest common connect speed. B10 Select V.32 at 4800bps speed. B11 Select V.32bis at 7200bps speed. B12 Select V.32bis uncoded at 9600bps speed. B13 Select V.32bis at 9600bps speed. B14 Select V.32bis at 12Kbps speed. B15 Select V.32bis at 14.4Kbps speed. B16 Select V.34 at 14.4Kbps speed. B17 Select V.34 at 16.8Kbps speed. B18 Select V.34 at 19.2Kbps speed. B19 Select V.34 at 21.6Kbps speed. B20 Select V.34 at 24Kbps speed. B21 Select V.34 at 26.4Kbps speed. B22 Select V.34 at 28.8Kbps speed. B23 Select V.34 at 31.2Kbps speed. B24 Select V.34 at 33.6Kbps speed. PROTOCOL/SPEED MODIFIER Type: Configuration Format: AT [cmds] #Bn [cmds] Description: Selects the communication protocol for low-speed data calls. Command Protocol #B0 B2 indicates modem will use ITU-T V.22 at 1200bps; B0 indicates modem will use V.23 at 1200bps. #B1 B0 indicates modem will use ITU-T V.22 at 1200bps; B2 indicates modem will use V.23 at 1200bps. REMOTE CONFIGURATION Type: Configuration Format: AT [cmds] #An [cmds] Description: Sets whether the modem will allow remote configuration sessions. Command Function #A0 Remote configuration disabled. #A1 Remote configuration enabled. #A2 Remote configuration enabled and configuration password required. REMOTE CONFIGURATION CHARACTER Type: Register Format: AT [cmds] S67=n [cmds] Default: 42 Range: 0 - 127 Unit: 1 ASCII character Description: Defines the character that, when sent four times within the guard time set by S66, will notify the modem that a remote configuration session has been requested. REMOTE CONFIGURATION SEQUENCE Type: Immediate Format: **** Description: Initiates the remote configuration escape sequence, requesting to begin a remote configuration session with the remote modem. The modem must receive the four characters set with the S67 command within the time allotted by S66. Note: Do not precede this command with AT. REMOTE CONFIGURATION SEQUENCE GUARD TIME Type: Register Format AT [cmds] S66=n [cmds] Default: 10 Range: 1 - 255 Unit: .1 second Description: Maximum time that may elapse for a remote configuration character sequence to be entered in order for it to be executed. 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; modem will not send RINGING result code in answer mode. 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; basic result codes only enabled. X1 Busy and dial tone detection disabled; basic result codes with connect speed enabled. X2 Busy tone detection disabled, dial tone detection enabled; basic result codes with connect speed enabled. X3 Busy tone detection enabled, dial tone detection disabled; basic result codes with connect speed enabled. X4 Busy and dial tone detection enabled; basic result codes with connect speed enabled. X5 Busy and dial tone detection enabled; basic result codes with connect speed enabled; RINGING response enabled.. X6 Busy tone detection enabled, dial tone detection disabled; basic result codes with connect speed enabled; RINGING response enabled. SECURITY MENU MODE Type: Immediate Format: AT [cmds] #S Description: Commands the modem to enter security menu mode. TRANSMISSION LEVEL Type: Configuration Format: AT [cmds] %Ln [cmds] Default: Unidentified Range: 0, 11 - 19 Unit: -1 dBm Description: Sets the signal level for transmission. %L0 will display the current signal level. V.42 DETECTION PHASE Type: Configuration Format: AT [cmds] #Jn [cmds] Description: Selects whether the modem will go through the V.42 detection phase. Command Function #J0 V.42 detection phase disabled. #J1 V.42 detection phase enabled. V.42 DETECTION PHASE TIME Type: Register Format: AT [cmds] S62=n [cmds] Default: 75 Range: 0 - 255 Unit: 10 mS Description: Sets the length of the V.42 detection phase. WELCOME MESSAGE Type: Configuration Format: AT [cmds] *Wxxxx|xxxx [cmds] Description: Sets the welcome message displayed to incoming connections. The vertical bar (|) character may be used to specify line breaks. The message must be 80 characters or less. WELCOME MESSAGE DISPLAY Type: Configuration Format: AT [cmds] %Wn [cmds] Description: Selects whether the modem will display the welcome message to incoming connections. Note: See the *W command for more information. Command Function %W0 Welcome message will not be displayed. %W1 Welcome message will be displayed.