U.S. ROBOTICS, INC. SPORTSTER 56K FAXMODEM (INTERNAL) Card Type Modem (asynchronous) Chipset U.S. Robotics, Inc. Maximum Data Rate 56Kbps 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 U.S. Robotics x2 Fax Modulation ITU-T V.17, V.21CH2, V.27ter, V.29 Error Correction/Compression MNP5, V.42, V.42bis Fax Class Class I & II Data Bus 8-bit ISA Card Size Full height, one-third length [Image] CONNECTIONS Function Label Function Label Telephone line out CN1 Telephone line in CN2 USER CONFIGURABLE SETTINGS Setting Label Position Plug-N-Play disabled JP1/C Closed Plug-N-Play enabled JP1/C Open SERIAL PORT ADDRESS SELECTION Setting JP1/A JP1/B 3F8h (COM1:) Closed Closed 2E8h (COM2:) Open Closed 3F8h (COM3:) Closed Open 2E8h (COM4:) Open Open Plug-N-Play Open Open INTERRUPT SELECTION Setting JP2/A JP2/B JP2/C JP2/D JP2/E 2 Closed Open Open Open Open 3 Open Closed Open Open Open 4 Open Open Closed Open Open 5 Open Open Open Closed Open 7 Open Open Open Open Closed Plug-N-Play Open Open Open Open Open SUPPORTED STANDARD COMMANDS Basic AT Commands +++, ‘comma’, A/ A, B, D, E, F, H, L, M, O, P, T, V, X, Z &C, &D, &F, &G, &P, &R, &S, &T, &W S-Registers S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S18, S25, S38 Note: See MHI help file for complete information. Proprietary AT Command Set BIT-MAPPED REGISTER S13 Format AT [cmds] S13=n [cmds] Default: 0 Range: 0 - 223 Description: Controls DTR reset, DTR dialing, reset dialing, and MNP3. Bit Value Function 0 0 DTR normal. 1 Reset on low DTR. 1 0 Non-error-correcting mode transmit buffer set to 1.5KB. 1 Non-error-correcting mode transmit buffer set to 128 bytes. 2 0 Backspace and delete keys normal. 1 Backspace and delete keys reversed. 3 0 DTR dialing disabled. 1 DTR dialing enabled. 4 0 Reset dialing disabled. 1 Reset dialing enabled. 5 0 Not used. 6 0 MNP 3 enabled. 1 MNP 3 disabled. 7 0 Modem enters command state when +++ is received. 1 Modem disconnects and enters command state when +++ is received. BIT-MAPPED REGISTER S15 Format: AT [cmds] S15=n [cmds] Default: 0 Range: 0 - 511 Description: Controls error correction and compression in selected protocols, MNP modes, and V.42 operation. Bit Value Function 0 0 Error correction/compression enabled in V.22 mode. 1 Error correction/compression disabled in V.22 mode. 1 0 Error correction/compression enabled in V.22bis mode. 1 Error correction/compression disabled in V.22bis mode. 2 0 Error correction/compression enabled in V.32 and V.32bis modes. 1 Error correction/compression disabled in V.32 and V.32bis modes. 3 0 MNP handshake enabled. 1 MNP handshake disabled. 4 0 MNP4 disabled. 1 MNP4 enabled. 5 0 MNP3 disabled. 1 MNP3 enabled. 6 0 MNP operation normal 1 MNP configured for non-compatible modems. 7 0 V.42 enabled. 1 V.42 disabled. 8 0 V.42 detection phase enabled. 1 V.42 detection phase disabled. BIT-MAPPED REGISTER S27 Format: AT [cmds] S27=n [cmds] Default: 0 Range: 0 - 255 Description: Controls V.21, V.32 encoding and modulation, V.32bis modulation, V.42 answer tone and selective reject, and 9600 result codes. Bit Value Function 0 0 V.21 disabled. 1 V.21 enabled. 1 0 V.32 trellis coding enabled. 1 V.32 trellis coding disabled. 2 0 V.32 modulation enabled. 1 V.32 modulation disabled. 3 0 2100Hz answer tone enabled. 1 2100Hz answer tone disabled. 4 0 Fallback to V.23 disabled. 1 Fallback to V.23 enabled. 5 0 V.32bis modulation enabled. 1 V.32bis modulation disabled. 6 0 V.42 selective reject enabled. 1 V.42 selective reject disabled. 7 0 Actual result codes displayed. 1 Force 9600 result codes. BIT-MAPPED REGISTER S32 Format: AT [cmds] S32=n [cmds] Default: 2 Range: 0 - 59 Description: Controls V.8 protocol and options, and V.34 and x2 modulation protocols. Bit Value Function 0 0 V.8 Call Indicate disabled. 1 V.8 Call Indicate enabled. 1 0 V.8 disabled. 1 V.8 enabled. 2 0 Not used. 3 0 V.34 modulation enabled. 1 V.34 modulation disabled. 4 0 V.34 modulation at 31.2Kbps and 33.6Kbps enabled. 1 V.34 modulation at 31.2Kbps and 33.6Kbps disabled. 5 0 U.S. Robotics x2 modulation enabled. 1 U.S. Robotics x2 modulation disabled. BREAK LENGTH Type: Register Format: AT [cmds] S21=n [cmds] Default: 10 Range: 0 - 255 Unit: 10 ms Description: Sets the length of error correction mode breaks sent from DCE to DTE. BREAK TYPE Type: Configuration Format: AT [cmds] &Yn [cmds] Description: Configures action of break signal. Command Function &Y0 Break empties buffer. &Y1 Break empties buffer and is sent immediately. &Y2 Break does not empty buffer and is sent immediately. COMPRESSION MODE Type: Configuration Format: AT [cmds] &Kn [cmds] Description: Selects the type of data compression that will be used. Command Function &K0 Data compression disabled. &K1 Auto-detect compression mode. &K2 Data compression enabled. &K3 MNP5 data compression only enabled. 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 &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. CONNECTION SPEED LOWER LIMIT (CON'T) Command Function &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 minimum connect speed to 33.3Kbps. &U18 Set minimum connect speed to 37.3Kbps. &U19 Set minimum connect speed to 41.3Kbps. &U20 Set minimum connect speed to 42.6Kbps. &U21 Set minimum connect speed to 44Kbps. &U22 Set minimum connect speed to 45.3Kbps. &U23 Set minimum connect speed to 46.6Kbps. &U24 Set minimum connect speed to 48Kbps. &U25 Set minimum connect speed to 49.3Kbps. &U26 Set minimum connect speed to 50.6Kbps. &U27 Set minimum connect speed to 52Kbps. &U28 Set minimum connect speed to 53.3Kbps. &U29 Set minimum connect speed to 54.6Kbps. &U30 Set minimum connect speed to 56Kbps. &U31 Set minimum connect speed to 57.3Kbps. 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. CONNECTION SPEED UPPER LIMIT (CON'T) Command Function &N16 Set maximum connect speed to 33.6Kbps. &N17 Set maximum connect speed to 33.3Kbps. &N18 Set maximum connect speed to 37.3Kbps. &N19 Set maximum connect speed to 41.3Kbps. &N20 Set maximum connect speed to 42.6Kbps. &N21 Set maximum connect speed to 44Kbps. &N22 Set maximum connect speed to 45.3Kbps. &N23 Set maximum connect speed to 46.6Kbps. &N24 Set maximum connect speed to 48Kbps. &N25 Set maximum connect speed to 49.3Kbps. &N26 Set maximum connect speed to 50.6Kbps. &N27 Set maximum connect speed to 52Kbps. &N28 Set maximum connect speed to 53.3Kbps. &N29 Set maximum connect speed to 54.6Kbps. &N30 Set maximum connect speed to 56Kbps. &N31 Set maximum connect speed to 57.3Kbps. DISPLAY HELP SCREEN - AMPERSAND Type: Configuration Format: AT [cmds] &$ [cmds] Description: Displays the help screen on the AT& commands. DISPLAY HELP SCREEN - BASIC Type: Configuration Format: AT [cmds] $ [cmds] Description: Displays the basic help screen. DISPLAY HELP SCREEN - DIAL Type: Configuration Format: AT [cmds] D$ [cmds] Description: Displays the help screen on the dialing commands. DISPLAY HELP SCREEN - REGISTERS Type: Configuration Format: AT [cmds] S$ [cmds] Description: Displays the help screen for S registers. DISPLAY INFORMATION Type: Immediate Format: AT [cmds] In [cmds] Description: Displays modem properties. Command Function I0 Displays product identification code. I1 Tests and displays ROM checksum result. I2 Tests and displays RAM checksum result. I4 Displays current command settings. I5 Displays current NVRAM settings. I6 Displays current connection’s statistics. I7 Displays product configuration. DISTINCTIVE RING Type: Register Format: AT [cmds] S41=n [cmds] Description: Selects whether the modem will use the Distinctive Ring function. Command Function S41=0 Distinctive ring abled. S41=1 Distinctive ring enabled. ERROR CORRECTION MODE Type: Configuration Format: AT [cmds] &Mn [cmds] Description: Selects active error correction protocols. Command Function &M0 Normal mode only. &M4 Auto-detect mode. &M5 Error correction mode only. EXTENDED RESULT CODES Type: Configuration Format: AT [cmds] &An [cmds] Description: Selects extended result codes. Command Function &A0 Extended result codes disabled. &A1 Error correction result codes enabled. &A2 V.32 result code enabled. &A3 Error correction and compression result codes enabled. FLOW CONTROL CHARACTER - XOFF Type: Register Format: AT [cmds] S23=n [cmds] Default: 19 Range: 0 - 127 Unit: 1 ASCII character Description: Sets the character used to represent XOFF. FLOW CONTROL CHARACTER - XON Type: Register Format: AT [cmds] S22=n [cmds] Default: 17 Range: 0 - 127 Unit: 1 ASCII character Description: Sets the character used to represent XON. FLOW CONTROL - MODEM-TO-MODEM Type: Configuration Format: AT [cmds] &In [cmds] Description: Selects the type of modem-to-modem flow control used. Command Function &I0 Software flow control disabled. &I1 XON/XOFF pass-through enabled. &I2 XON/XOFF pass-through disabled. FLOW CONTROL TYPE Type: Configuration Format: AT [cmds] &Hn [cmds] Description: Sets type of flow control used by modem. Command Function &H0 Flow control disabled. &H1 CTS/RTS flow control enabled. &H2 XON/XOFF flow control enabled. &H3 CTS/RTS and XON/XOFF flow control enabled. INACTIVITY TIMER Type: Register Format AT [cmds] S19=n [cmds] Default: 0 Range: 0 - 255 Unit: 1 minute Description: Maximum duration of DTE and DCE inactivity allowed prior to initiating hang-up process. LOCK SERIAL PORT Type: Configuration Format: AT [cmds] &Bn [cmds] Description: Sets operation of serial port speed. Command Function &B0 Serial speed follows connect speed. &B1 Serial speed locked. &B2 Serial speed locked in error correction mode only. RESULT CODES Type: Configuration Format: AT [cmds] Qn [cmds] Description: Enables modem to send result codes to the DTE. Command Function Q0 Result codes enabled. Q1 Result codes disabled. Q2 Result codes enabled in originate mode only. TONE DIALING TEST Type: Register Format: AT [cmds] S16=n [cmds] Description: Begins a tone dialing test. Command Function S16=0 Tone dialing test disabled. S16=2 Tone dialing test enabled. V.21 ANSWER MODE FALLBACK TIMER Type: Register Format: AT [cmds] S29=n [cmds] Default: 20 Range: Unidentified Unit: .1 second Description: The function of this register is unidentified. V.32 HANDSHAKE TIME Type: Register Format: AT [cmds] S28=n [cmds] Default: 8 Range: 0 - 255 Unit: .1 second Description: Sets length of V.32 handshake. A value of 255 means that the modem will only accept connections with V.32 at 9600bps. V.34 MAPPING Type: Register Format: AT [cmds] S34=n [cmds] Default: 0 Range: 0 - 15 Description: Controls V.34 mapping, non-linear coding, transmit level deviation, pre-emphasis, and pre-coding. Bit Value Function 0 0 8S-2D map enabled. 1 8S-2D map disabled. 1 0 16S-4D map enabled. 1 16S-4D map disabled. 2 0 32S-2D map enabled. 1 32S-2D map disabled. 3 0 64S-4D map enabled. 1 64S-4D map disabled. 4 0 Non-linear coding enabled. 1 Non-linear coding disabled. 5 0 Transmit level deviation enabled. 1 Transmit level deviation disabled. 6 0 Pre-emphasis enabled. 1 Pre-emphasis disabled. 7 0 Pre-coding enabled. 1 Pre-coding disabled. V.34 OPTIONS Type: Register Format: AT [cmds] S33=n [cmds] Default: 0 Range: 0 - 255 Description: Controls V.34 baud rate and shaping. Bit Value Function 0 0 2400 baud rate enabled. 1 2400 baud rate disabled. 1 0 2743 baud rate enabled. 1 2743 baud rate disabled. 2 0 2800 baud rate enabled. 1 2800 baud rate disabled. 3 0 3000 baud rate enabled. 1 3000 baud rate disabled. 4 0 3200 baud rate enabled. 1 3200 baud rate disabled. 5 0 3429 baud rate enabled. 1 3429 baud rate disabled. 6 0 Not used. 7 0 Shaping enabled. 1 Shaping disabled.