SILICOM MULTIMEDIA SYSTEMS, INC. MODEM MASTER 8400/56K Card Type Modem Chip Set Unidentified I/O Options: Line in, line out, microphone in, speaker out Maximum Modem Rate 56.0Kbps Maximum Fax Rate 14.4Kbps Data Modulation Protocol Bell 103/212A ITU-T V.21, V.22, V.22bis, V.23, V.32bis, V.34, V.34bis, X2 Fax Modulation Protocol ITU-T V.17, V.27ter, V.29 Error Correction/Compression MNP5, V.42, V.42bis Fax Class I Data Bus 16-bit ISA [Image] CONNECTIONS Function Label Function Label Line in (RJ-11) CN1 Microphone in CN3 Line out (RJ-11) CN2 Speaker out CN4 SUPPORTED COMMAND SET Basic AT Commands AT, ‘+++’, A/ A, B, E, F, H, M, O, P, T, V &C, &G, &T, &U Special Commands #CID S Registers S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S18, S25, S38 Note: See MHI Help File for full command documentation. PROPRIETARY AT COMMAND SET BREAK OPTIONS Type: Configuration Format AT [cmds] &Y n [cmds] Description: Sets the method for break transmission during error-control and ASB connections. Command Function &Y0 Destructive signaling &Y1 Destructive/expedited signaling &Y2 In-sequence/expidated signaling &Y2 In-sequence signaling CONNECT MODE Type: Configuration Format: AT [cmds] &M n [cmds] Description: Controls the type of connection the modem will operate in Command Function &M0 Normal mode enabled &M4 Normal/MNP reliable mode enabled &M5 MNP reliable mode enabled CONTINUOUSLY REPEAT PREVIOUS COMMAND Type: Immediate Format: A> Description: Continuosly repeats previous command Note: Do not precede this command with AT, or follow it with . DATA COMPRESSION Type: Configuration Format: AT [cmds] &K n [cmds] Description: Enables data compression options Command Function &K0 Data compression disabled &K1 Automatic data compression enabled &K2 Data compression enabled &K3 Selective data compression enabled DATA SET READY (DSR) Type: Configuration Format: AT [cmds] &S n [cmds] Description: Selects DSR options Command Function &S0 DSR forced high &S1 DSR high only while modem is handshaking or connected DATA TERMINAL READY (DTR) Type: Configuration Format: AT [cmds] &D n [cmds] Description: Selects modem response to DTR Command Function &D0 Modem does not respond to DTR &D1 Modem goes to command mode on DTR toggle &D2 Modem goes to command mode and disconnects (hangs up) on DTR toggle; Auto-Answer is disabled on low DTR. &D3 Modem is initialized on DTR toggle DCE LINE SPEED (MAXIMUM) Type: Configuration Format AT [cmds] &N n [cmds] Description: Sets the maximum allowable data exchange rate attempted during handshake process. Command Function &N0 Highest link speed &N1 300bps &N2 1200bps &N3 2400bps &N4 4800bps &N5 7200bps &N6 9600bps &N7 12.0Kbps &N8 14.4Kbps &N9 16.8Kbps &N10 19.2Kbps &N11 21.6Kbps &N12 24.0Kbps &N13 26.4Kbps &N14 28.8Kbps &N15 31.2Kbps &N16 33.6Kbps &N17 33.6Kbps &N18 33.3Kbps &N19 37.3Kbps &N20 42.6Kbps &N21 44.0Kbps &N22 45.3Kbps &N23 46.6Kbps &N24 48.0Kbps &N25 49.3Kbps &N26 50.6Kbps &N27 52.0Kbps &N253.3Kbps &N29 54.6Kbps &N30 56.0Kbps &N31 57.3Kbps DCE LINE SPEED (MINIMUM) Type: Configuration Format AT [cmds] &U n [cmds] Description: Sets the minimum allowable data exchange rate attempted during handshake process. Command Function &U0 Variable link rate &U1 300bps &U2 1200bps &U3 2400bps &U4 4800bps &U5 7200bps &U6 9600bps &U7 12.0Kbps &U8 14.4Kbps &U9 16.8Kbps &U10 19.2Kbps &U11 21.6Kbps &U12 24.0Kbps &U13 26.4Kbps &U14 28.8Kbps &U15 31.2Kbps &U16 33.6Kbps &U17 33.6Kbps &U18 33.3Kbps &U19 37.3Kbps &U20 42.6Kbps &U21 44.0Kbps &U22 45.3Kbps &U23 46.6Kbps &U24 48.0Kbps &U25 49.3Kbps &U26 50.6Kbps &U27 52.0Kbps &U253.3Kbps &U29 54.6Kbps &U30 56.0Kbps &U357.3Kbps 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 DP Pulse dialing enabled DR Answer mode enabled; originate mode disabled following handshake initiation. DSn 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 5 seconds of silence is received prior to executing the rest of the dial string. D; Modem returned to idle state after dialing. The semicolon can only be placed at the end of the dial command. D$ HELP; dial commands FACTORY DEFAULT PROFILE Type: Configuration Format: AT [cmds] &F [cmds] Description: Sets values in active profile to values found in the default profile &F0 Load factory configuration 0; flow control disabled &F1 Load factory configuration 1; hardware flow control enabled &F2 Load factory configuration 2; software flow control enabled FIXED DTE SPEED Type: Configuration Format: AT [cmds] &B n [cmds] Description: Selects fixed DTE speed options Command Function &B1 Fixed DTE speed enabled &B2 Fixed DTE speed in error correction mode enabled FLOW CONTROL - RX Type: Configuration Format: AT [cmds] I n [cmds] Description: Enables receive flow control options Command Function &I0 Flow control disabled &I1 XON/XOFF flow control enabled &I2 XON/XOFF filtered flow control enabled &I3 HP enq/ack host mode enabled &I4 HP enq/ack terminal mode enabled &I5 XON/XOFF for non-error corrected mode enabled FLOW CONTROL - TX Type: Configuration Format: AT [cmds] &H n [cmds] Description: Enables transmission flow control options Command Function &H0 Flow control disabled &H1 RTS to CTS flow control enabled &H2 XON/XOFF flow control enabled &H3 RTS to CTS & XON/XOFF flow control enabled HELP - AMPERSAND COMMANDS Type: Immidiate Format: AT [cmds] &$ [cmds] Description: Displays ampersand command help file PULSE DIALING RATIO Type: Configuration Format: AT [cmds] &P n [cmds] Description: Selects pulse dial make/break ratio Command Function &P0 39/61ms at 10pps (North America) &P1 33/67ms at 10pps (Europe) REPORT INFORMATION Type: Immediate Format: AT [cmds] I n [cmds] Description: Displays information requested Command Function I0 Reports product code I1 Reports ROM checksum I2 Tests and reports ROM checksum I3 Reports product ID string I4 Reports current settings I5 Reports NVRAM settings I6 Reports link diagnostics I7 Reports product configuration I9 Reports plug and play enumeration I11 Reports link diagnostics RESULT CODES Type: Configuration Format: AT [cmds] Q n [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 RESULT CODES Type: Configuration Format: AT [cmds] &A n [cmds] Description: Selects result code options Command Function &A0 ARQ result codes disabled &A1 ARQ result codes enabled &A2 Modulation codes enabled &A3 Extended result codes enabled RTS Type: Configuration Format: AT [cmds] &R n [cmds] Description: Selects RTS options Command Function &R1 RTS is ignored in command mode. &R2 Receive to DTE/ RTS forced high SELECT CALL PROGRESS RESULT CODES Type: Configuration Format: AT [cmds] X n [cmds] Description: Enables selection of tone detection and associated result code format options Command Function X0 Basic result codes enabled X1 Extended result codes enabled SOFT RESET Type: Immediate Format: AT [cmds] Y n [cmds] Description: Restores modem profiles previously saved in non-volatile RAM using the &W and&F command. Command Function Y0 Write the active profile to stored profile 0 Y1 Write the active profile to stored profile 1 Y2 Load factory configuration 0; flow control disabled Y3 Load factory configuration 1; hardware flow control enabled Y4 Load factory configuration 2; software flow control enabled SOFT RESET Type: Immediate Format: AT [cmds] Z n [cmds] Description: Restores modem profiles previously saved in non-volatile RAM using the Y, &W and &F command. Command Function Z0 Y setting determines reset Z1 Write the active profile to stored profile 0 Z2 Write the active profile to stored profile 1 Z3 Load factory configuration 0; flow control disabled Z4 Load factory configuration 1; hardware flow control enabled Z5 Load factory configuration 2; software flow control enabled SPEAKER VOLUME Type: Configuration Format: AT [cmds] L n [cmds] Description: Controls speaker volume Command Function L0 Low volume setting L1 Low volume setting L2 Medium volume setting L3 Highest volume setting S(STATUS) - REGISTERS BIT-MAPPED REGISTER S13 Type: Register Format: AT [cmds] S13= n [cmds] Range: Unidentified Unit: Bit-mapped Description: Controls DTR reset, DS0, quick retrain, and escape sequence options Bit Value Function 0 0 Reset on low DTR disabled 1 Reset on low DTR enabled 1 0 Reduced non-error corrected transmit buffer 1 disabled Reduced non-error corrected transmit buffer enabled 2 0 DEL=backspace disabled 1 Set DEL=backspace 3 0 DS0 on DTR disabled 1 DS0 on DTR enabled 4 0 DS0 on reset disabled 1 DS0 on reset enabled 5 0 Not used 6 0 Quick retrain enabled 1 Quick retrain disabled 7 0 Escape code hang-up disabled 1 Escape code hang-up enabled BIT-MAPPED REGISTER S15 Format AT [cmds] S15= n [cmds] Range: Unidentified Unit: Bit-mapped Description: Selects compression, and MNP mode. Bit Value Function 1 - 0 00 MNP/V.42 in V.22 mode enabled 01 MNP/V.42 in V.22 mode disabled 2 00 MNP/V.42 in V.32 mode enabled 01 MNP/V.42 in V.32 mode disabled 3 0 MNP handshake enabled 1 MNP handshake disabled 4 0 MNP4 enabled 1 MNP4 disabled 5 0 MNP3 enabled 1 MNP3 disabled 6 0 Unusual MNP incompatibility enabled 1 Unusual MNP incompatibility disabled 7 00 V.42 enabled 01 V.42 disabled 10 V.42 detect phase enabled 11 V.42 detect phase disabled BIT-MAPPED REGISTER S27 Format AT [cmds] S27= n [cmds] Range: Unidentified Unit: Bit-mapped Description: Selects modulations and error correction flags Bit Value Function 0 0 V.21 mode disabled 1 V.21 mode enabled 1 0 TCM mode enabled 1 TCM mode disabled 2 0 V.32 mode enabled 1 V.32 mode disabled 3 0 2100Hz answer tone enabled 1 2100Hz answer tone disabled 4 0 V.23 fallback disabled 1 V.23 fallback enabled 5 0 V32bis mode enabled 1 V32bis mode disabled 6 0 Not used 7 0 Software compatibility mode disabled 1 Software compatibility mode enabled BIT-MAPPED REGISTER S32 Format: AT [cmds] S32= n [cmds] Range: 0-255 Description: Select modulations and call control flags Bit Value Function 0 0 V.8 call indicate disabled 1 V.8 call indicate enabled 1 0 V.8 mode disabled 1 V.8 mode enabled 2 0 Reserved 3 0 V.34 modulation enabled 1 V.34 modulation disabled 4 0 V.34+ modulation enabled 1 V.34+ modulation disabled 5 0 X2 modulation enabled 1 X2 modulation disabled 6 0 Reserved 7 0 Reserved BIT-MAPPED REGISTER S33 Format: AT [cmds] S33= n [cmds] Range: 0-255 Description: Enables/disables symbol rates Bit Value Function 0 0 2400 symbol rate enabled 1 2400 symbol rate disabled 1 0 2743 symbol rate enabled 1 2743 symbol rate disabled 2 0 2800 symbol rate enabled 1 2800 symbol rate disabled 3 0 3000 symbol rate enabled 1 3000 symbol rate disabled 4 0 3200 symbol rate enabled 1 3200 symbol rate disabled 5 0 3429 symbol rate enabled 1 3429 symbol rate disabled 6 0 Reserved 7 0 Shaping enabled 1 Shaping disabled BIT-MAPPED REGISTER S34 Format: AT [cmds] S34= n [cmds] Range: 0-255 Description: Controls trellis coding options Bit Value Function 0 0 8S-2D trellis encoding enabled 1 8S-2D trellis encoding disabled 1 0 16S-4D trellis encoding enabled 1 16S-4D trellis encoding disabled 2 0 32S-2D trellis encoding enabled 1 32S-2D trellis encoding disabled 3 0 64S-4D trellis encoding enabled 1 64S-4D trellis encoding disabled 4 0 Non-linear coding enabled 1 Non-linear coding disabled 5 0 TX level deviation enabled 1 TX level deviation disabled 6 0 Pre-emphasis enabled 1 Pre-emphasis disabled 7 0 Pre-coding enabled 1 Pre-coding disabled BIT-MAPPED REGISTER S41 Format: AT [cmds] S41= n [cmds] Range: Unidentified Description: Enables/disables destinctive ring Bit Value Function 0 0 Distinctive ring disabled 1 Distinctive ring enabled 7 - 1 0 Reserved BREAK SEND Type: Configuration Format: AT [cmds] S21= n [cmds] Range: Unidentified Unit: .01 second Description: Sends break to modem FLOW CONTROL CHARACTER - XOFF Type: Register Format: AT [cmds] S23= n [cmds] Range: 0-255 Unit: ASCII Description: Sets the character used to represent XOFF FLOW CONTROL CHARACTER - XON Type: Register Format: AT [cmds] S22= n [cmds] Range: 0-255 Unit: ASCII Description: Sets the character used to represent XON INACTIVITY TIMER Type: Register Format AT [cmds] S19= n [cmds] Range: 0-255 Unit: 1 minute Description: Maximum duration of DTE and DCE inactivity allowed prior to initiating hang-up process. Note: S19=0 disables the timer and allows indefinite inactivity. TEST MODES Type: Register Format: AT [cmds] S16= n [cmds] Range: 0-125 Unit: Bit-mapped Description: Controls loopback tests, analog, digital, remote digital, and self tests. Bit Value Function 0 0 Not used 1 0 Dial test not in progress 1 Dial test in progress 2 - 7 0 Not Used V.21 ANSWER MODE FALLBACK TIMER Type: Register Format AT [cmds] S29= n [cmds] Range: Unidentified Unit: Unidentified Description: Sets the amount of inacivity allowed in V.21 answer mode prior to initiating fallback V.32 HANDSHAKE TIMER Type: Register Format AT [cmds] S28= n [cmds] Range: Unidentified Unit: .1 second Description: Sets the V.32 handshake time