DIAMOND MULTIMEDIA SYSTEMS, INC. SUPRA PC CARD Card Type Modem (synchronous/asynchronous), Fax, Sound card Chip Set Unidentified Maximum Modem Rate 56Kbps Maximum Fax Rate 14.4Kbps Data Modulation Protocol Bell 103/212A ITU-T V.21, V.22, V.22bis, V.23, V.32, V.32bis, V.34 Rockwell K56flex Fax Modulation Protocol ITU-T V.17, V.27ter, V.29, V.21 Error Correction/Compression MNP5, V.42, V.42bis, Unidentified Fax Class Class I Data Bus PCMCIA 55023 SUPPORTED COMMAND SET Basic AT Commands AT, A/ A, B, D, E, H, M, O, P, Q, S, T, V, W, X, Y, Z &C, &D, &M, &P, &Q, &R, &T, &W, &X, &Y, &Z Extended AT Commands \K, \N, \V %E, %L, %Q S Registers S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S14, S16, S18, S21, S22, S23, S24, S25, S26, S27, S28, S29, S30, S31, S32, S33, S36, S37, S38, S39, S40, S41, S46, S48, S82, S86, S91, S92, S95 Special Commands -K, +MS Note: See MHI Help File for full command documentation. Proprietary AT Command Set AUTO-MODE DETECTION Type: Configuration Format: AT [cmds] Nn [cmds] Description: Selects various options for the automatic detection and negotiation of protocols during the handshake process if the modem is communicating with a remote modem of dissimilar speed. Command Function N0 Auto-mode detection disabled N1 Auto-mode detection enabled CONFIGURATION PROFILES Type: Immediate Format: AT [cmds] &V [cmds] Description: Displays active and stored configuration profiles Command Function &V0 Display current configurations &V1 Diagnostics: RBS counter shows number of least significant bits robbed per three bytes. Digital pad detection determines if a digital pad was encountered and if so, the digital loss. DATA SET READY (DSR) Type: Configuration Format: AT [cmds] &Sn [cmds] Description: Selects DSR options Command Function &S0 DSR forced high &S1 DSR high only while modem is handshaking or connected FACTORY DEFAULT PROFILE Type: Configuration Format: AT [cmds] &F [cmds] Description: Sets values in active profile to values found in the default profile Command Function &F0 Restore factory configuration 0 &F1 Restore factory configuration 1 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 &K6 Both RTS/CTS and XON/XOFF flow control enabled GUARD TONE Type: Configuration Format: AT [cmds] &Gn [cmds] Description: Commands the modem to transmit a guard tone in V.22/V.22bis Note: Used primarily for international data transmission Command Function &G0 Guard tone disabled &G1 Guard tone disabled &G2 1800Hz guard tone enabled JACK TYPE Type: Configuration Format: AT [cmds] &Jn [cmds] Description: Selects jack type Note: Performs no function. Included for compatibility only. LINE MODULATION Type: Configuration Format: AT [cmds] Fn [cmds] Description: Selects the modulation mode Command Function F0 Auto-detect mode F1 V.21 or Bell 212A @ 1200bps F2 Reserved F3 V.23 line modulation F4 V.22 or Bell 212A @ 1200bps F5 V.22bis line modulation F6 V.32bis or V.32 @ 4800bps line modulation F7 V.32bis @ 7200bps line modulation F8 V.32bis or V.32 @ 9600bps line modulation F9 V.32bis @ 12000bps line modulation F10 V.32bis @ 14400 line modulation LINE TYPE Type: Configuration Format: AT [cmds] &Ln [cmds] Description: Selects line type Command Line Type &L0 Switched line (PSTN/Dial-up) REPORT INFORMATION Type: Immediate Format: AT [cmds] In [cmds] Description: Displays information requested Command Function I0 Reports product code I1 Reports ROM checksum I2 Reports OK I3 Reports firmware revision, model, and interface type I4 Report response programmed by an OEM I5 Report the country code parameter I6 Reports modem data pump model and code revision I7 Reports the DAA code 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 TRANSMIT CARRIER Type: Configuration Format: AT [cmds] Cn [cmds] Description: Controls the transmit carrier switching Note: Disabling the transmit carrier puts the modem in receive-only mode Command Function C1 Return OK message Extended AT Commands RATE NEGOTIATION Type: Configuration Format: AT [cmds] %Gn [cmds] Description: Controls the rate negotiation Command Function %G0 Request a rate negotiation %G1 Monitor line quality and automatically request a rate negotiation if line conditions are bad Special AT Commands MNP - TRANSMIT LEVEL Type: Configuration Format: AT [cmds] -SECn [cmds] Description: Selects MNP transmit level Command Function -SEC0 Disable MNP10-EC -SEC1 Enable MNP10-EC and set transmit level to 30dBm SYNCHRONOUS ACCESS COMMAND SET CAPABILITIES LIST Type: Configuration Format: AT [cmds] +GCAP Description: Displays a complete capabilities list DATA COMPRESSION Type: Configuration Format: AT [cmds] +DS=v,x,y,z [cmds] Description: Controls the V.42bis data compression function Command Function v=0 No compression v=1 Compression on transmit only v=2 Compression on receive only v=3 Bi-directional compression x=0 Do not disconnect if V.42bis is not negotiated by the remote DEC as specified in the direction parameter x=1 Disconnect if V.42bis is not negotiated by the remote DCE as specified in the direction parameter y= Specifies the maximum number of dictionary entries which should be negotiated (Range = 512-65535) z= Specifies the maximum string length to be negotiated (Range = 6-250, Default = 6) FLOW CONTROL THRESHOLDS Type: Configuration Format: AT [cmds] +ITF Description: Allows the DTE to determine the input buffer size in the DCE for data on curcuit 103 from the DTE. To control the thresholds used for flow control of such data, and to control how often the DCE reports to the DTE the number of octets in this buffer. SELECTIVE REPEAT Type: Configuration Format: AT [cmds] +ESR=n [cmds] Description: Controls the selective repeat Command Function n=0 Do not use SREJ n=1 Use SREJ if available in remote DCE; continue without it if not SYNCHRONOUS ACCESS MODE Type: Configuration Format: AT [cmds] +ES=x,y,z [cmds] Description: Enables synchronous access mode Command Function x=0 Direct mode x=1 Initiate call with buffered mode only x=2 Initiate V.42 without detection phase x=3 Initiate V.42 with detection phase x=4 Initiate alternative protocol y=0 Error control optional; if error control is not established, maintain DTE-DCE data rate and use buffered made flow with flow control during non-error-control operation y=1 Error control optional; if error control is not established, change DTE-DCE data rate to match line rate and use direct mode y=2 Error control optional; if error control is not established, disconnect y=3 Error control optional; if error control is not established, disconnect - only LAPM y=4 Error control required; if error control is not established, disconnect - only MNP z=0 Direct mode z=1 EC disabled; use buffered mode SYNCHRONOUS ACCESS SUBMODE Type: Configuration Format: AT [cmds] +ESA=s,t,u,v,w,x,y,z [cmds] Description: Controls the operation of the synchronous access mode in the DCE Command Function s=0 In transparent sub-mode, modem transmits 8-bit SYN sequence on idle. Modem receiver does not hunt for synchronized sequence. S=1 In transparent sub-mode, DCE trtansmits 8-bit SYN sequence on idle. DCE receiver hunts for 8-bit SYN sequence s=2 In transparent sub-mode, DCE transmits 16-bit SYN sequence on idle. DCE receiver hunts for 16-bit SYN sequence t=0 In framed sub-mode, modem transmits HDLC flags on idle. T=1 In framed sub-mode, the DCE transmits marks (one bits) u=0 In framed sub-mode, modem transmits abort on underrun in middle of frame u=1 In framed sub-mode, DCE transmits HDLC flag on underrun during a frame v=0 When switching between primary and secondary channel operation in V.34 half duplex, the DCE only executes those procedures defined in section 12/V.34 v=1 When switching between primary and secondary channel operation in V.34 half duplex, the DCE executes additional procedures as described in section 8.8.5 besides those defined in section 12/V.34 w=0 CRC generation and checking disabled w=1 In framed sub-mode, the 16-bit CRC is generated by the DCE in the transmit direction, and checked by the DCE in the receive direction w=2 In framed sub-mode, the 32-bit CRC is generated by the DCE in the transmit direction, and checked by the DCE in the receive direction x=0 NRZI encoding and decoding disabled x=1 NRZI encoding enabled in the DCE in the transmit direction, and NRZI decoding in the DCE in the receive direction y=1 In framed mode, the 16-bit CRC is generated by the modem in the transmit direction, and checked by the modem in the receive direction z= Reserved S(status) -REGISTERS AUTOSYNC OPTIONS Type: Register Format AT [cmds] S19=n [cmds] Default: Unidentified Range: Unidentified Unit: Unidentified Description: Sets the options for autosync HDLC ADDRESS OR BSC SYNC CHARACTER Type: Register Format AT [cmds] S20=n [cmds] Default: Unidentified Range: Unidentified Unit: Unidentified Description: Sets the Autosync HDLC address or BSC sync character