SILICOM CONNECTIVITY SOLUTIONS, INC. MODEM56 Card Type Modem (synchronous/asynchronous), Fax Chip Set Lucent Technologies Maximum Modem Rate 56Kbps Maximum Fax Rate 14.4Kbps Data Modulation Protocol Bell 103J/212A ITU-T V.21, V.22A/B, V.22bis, V.23, V.32terbo, V.32bis, V.34 56Kflex Fax Modulation Protocol ITU-T V.17, V.21CH2, V.27ter, V.29 Error Correction/Compression MNP2-4, MNP5, V.42, V.42bis Fax Class Class I & II Data Bus PCMCIA Type II 54902 SUPPORTED COMMAND SET Basic AT Commands AT, ‘+++’, A/ A, C, E, F, H, M, P, Q, T, V, W, Y, Z &B, &C, &G, &V, &Z Extended AT Commands \A, \B, \K, \T, \X %C Special Commands -C S Registers S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S24 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 In originate mode, handshake begins at line speed designated by the S37 register. Modem can shift to a slower speed if necessary. In answer mode, handshake attempted with the following protocols in order - V.FC, V.32bis, V.32, V.22bis, V.22 or Bell 212, V.21, and Bell 103 AUXILIARY RELAY Type: Configuration Format: AT [cmds] &Jn [cmds] Description: Controls the auxiliary relay Command Jack Type &J0 Auxiliary relay is never closed &J1 Not supported, returns ERROR COMMUNICATION PROTOCOLS Type: Configuration Format: AT [cmds] Bn [cmds] Description: Selects the communication protocol for data calls Note: The B command allows the simultaneous selection of more than one suffix, enabling multiple protocols. Command Protocol B0 ITU-T V.22 at 300 or 1200bps B1 Bell 212A at 300 or 1200bps B2 Disable V.23 reverse channel B3 Disable V.23 reverse channel B15 ITU-T V.21 at 300bps B16 Bell 103J at 300bps COMMUNICATIONS MODE Type: Configuration Format: AT [cmds] &Mn [cmds] Description: Selects communications mode Command Mode &M0 Asynchronous mode &M1 Reserved &M2 Reserved &M3 Reserved &M4 Reserved COMMUNICATIONS MODE Type: Configuration Format: AT [cmds] &Qn [cmds] Description: Selects communications mode options Command Mode &Q0 Buffered asynchronous mode, serial port speed follows connect speed. &Q1 Reserved &Q2 Reserved &Q3 Reserved &Q4 Reserved &Q5 Error correction mode, buffered &Q6 Buffered asynchronous mode &Q7 Reserved &Q8 MNP error mode &Q9 V.42 or MNP error control mode 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 DATA TERMINAL READY (DTR) Type: Configuration Format: AT [cmds] &Dn [cmds] Description: Selects modem response to DTR Note: The action each variant of &D causes depends on the setting of &Q Command Function &D0 Modem does not respond to DTR &D1 Modem goes to command mode after DTR goes is off &D2 Modem goes to command mode and disconnects (hangs up) after DTR goes off; Auto-Answer is disabled. &D3 Modem is initialized after DTR goes off 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 DL Re-dial last number DP Pulse dialing enabled DS=n 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 DV The modem switches to speakerphone mode and dials the number 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 silence up to the time specified in S7, is received prior to executing the rest of the dial string. D$ Wait for prompt tone detection function enabled. Waits for prompt tone for amount of time specified by the S7 command. D; Modem returned to idle state after dialing. The semicolon can only be placed at the end of the dial command. D^ Disable data calling tone transmission 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 Recall factory setting as active configuration &F5 Recall factory settings appropriate for ETC mode as active configuration FLOW CONTROL Type: Configuration Format: AT [cmds] &Kn [cmds] Description: Enables flow control options Command Function &K0 Flow control disabled &K1 Reserved &K2 Reserved &K3 RTS/CTS flow control enabled &K4 XON/XOFF flow control enabled ON-LINE Type: Immediate Format: AT [cmds] On [cmds] Description: Controls on-line command (data transmission) state options. Note: The O command must be placed at the end of the command string. Command Function O0 On-line command mode with no retraining enabled O1 On-line command mode with retraining enabled O3 Rate renegotiation before returning to on-line data mode PULSE DIALING RATIO Type: Configuration Format: AT [cmds] &Pn [cmds] Description: Selects pulse dial make/break ratio Command Function &P0 39/61ms at 10pps (North America) &P1 33/67ms at 10pps (Europe) &P2 33/67ms at 20pps REPORT INFORMATION Type: Immediate Format: AT [cmds] In [cmds] Description: Displays information requested Command Function I0 Reports default speed and controller firmware version I1 Reports ROM checksum I2 Tests and reports ROM checksum I3 Reports default speed and controller firmware version I4 Reports firmware version for data pump I5 Reports the board ID: software version, hardware version, and country ID I6 Reports OK I7 Reports OK I8 Reports OK I9 Reports country code RESTORE PROFILE ON POWER-UP Type: Configuration Format: AT [cmds] &Yn [cmds] Description: Restores a selected profile into the active profile on power-up (hard reset) Command Function &Y0 Restore profile 0 on power-up &Y1 Returns ERROR SELECT CALL PROGRESS 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; result codes 0 - 4 enabled. X1 Busy and dial tone detection disabled; result codes 0 - 5 & 10 enabled. X2 Busy tone detection disabled, dial tone detection enabled; result codes 0 - 6 & 10 enabled. X3 Busy tone detection enabled, dial tone detection disabled; result codes 0 - 5, 7 & 10 enabled. X4 Busy and dial tone detection enabled; result codes 0 - 7 & 10 enabled. X5 All result codes enabled X6 All result codes enabled X7 Extended result codes disabled, dial tone detection and busy tone detection result codes enabled. 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 STORE ACTIVE PROFILE Type: Configuration Format: AT [cmds] &Wn [cmds] Description: Writes the values for the active profile into the non-volatile RAM Command Function &W0 Write the active profile to stored profile 0 TEST MODES Type: Immediate Format: AT [cmds] &Tn Description: Selects test options Command Function &T0 End current test &T1 Begin local analog loopback test &T3 Begin local digital loopback &T6 Request remote digital loopback V.32 - AUTO-RETRAIN Type: Configuration Format: AT [cmds] &Bn [cmds] Description: Controls auto-retrain function if poor line quality is detected Command Function &B1 Auto-retrain enabled if line quality is poor Extended AT Commands AUTO RETRAIN/FALLBACK/FALL FORWARD Type: Configuration Format: AT [cmds] %Xn [cmds] Description: Controls auto retrain and auto fallback/fall forward Command Function %E0 Disable fallback/fall forward %E1 Disable fallback/fall forward %E2 Enable fallback/fall forward BITS/S RATE CONTROL Type: Configuration Format: AT [cmds] \Jn [cmds] Description: Sets DTE interface to line speed Command Function \J0 Turn off feature \J1 Turn on feature BLACKLIST Type: Configuration Format: AT [cmds] %Bn [cmds] Description: Displays the numbers for which the last call attempted in the past two hours failed. CONNECT MODE Type: Configuration Format: AT [cmds] \Nn [cmds] Description: Controls the type of connection the modem will operate in Command Function \N0 Normal mode enabled \N1 Direct mode enabled \N2 Reliable mode enabled \N3 V.42 MNP or buffered \N4 V.42 reliable mode enabled \N5 V.42 MNP or buffered \N7 V.42 MNP or buffered EXTENDED RESULT CODES Type: Configuration Format: AT [cmds] \Vn [cmds] Description: Selects extended result codes Command Function \V0 Extended result codes disabled \V1 Extended result codes enabled \V2 Extended result codes enabled FLOW CONTROL Type: Configuration Format: AT [cmds] \Gn [cmds] Description: Selects modem port flow control Command Function \G0 Returns OK for compatibility \G1 Not supported, returns ERROR FLOW CONTROL TYPE Type: Configuration Format: AT [cmds] \Qn [cmds] Description: Sets type of flow control used by modem Command Function \Q0 Flow control disabled \Q1 Bidirectional XON/XOFF flow control enabled \Q2 CTS flow control by DCE enabled \Q3 Bidirectional RTS/CTS flow control enabled RE-DIALING Type: Configuration Format: AT [cmds] %Xn [cmds] Description: Controls re-dialing Command Function %X0 Disables re-dialing suppression %X1 Enables re-dialing suppression RING INDICATOR Type: Configuration Format: AT [cmds] \Rn [cmds] Description: Controls the ring indicator signal Command Function \R0 Ring indicator signal is off after the call is answered Special Commands DIRECT CONNECT Type: Immediate Format: AT [cmds] )Cn [cmds] Description: Controls the direct connect function Command Function )C0 Select landline )C1 Select OKI/AT&T type phones )C2 Select Motorola phones )C3 Select NEC type phones DSVD Type: Configuration Format: AT [cmds] -SSEn [cmds] Description: Controls the DSVD (Digital Simultaneous Voice Data) Command Function -SSE0 Disabled -SSE1 Enabled SYNCHRONOUS BUFFERED MODE Type: Configuration Format: AT [cmds] +ESn [cmds] Description: Controls the synchronous buffered mode S(status) -REGISTERS 56K DIAL LINE RATE Type: Register Format AT [cmds] S38=n [cmds] Description: Sets the 56K dial line rate Command Function S38=0 56K disabled S38=1 56K enabled - automatic speed selection S38=2 32000bps S38=3 34000bps S38=4 36000bps S38=5 38000bps S38=6 40000bps S38=7 42000bps S38=8 44000bps S38=9 46000bps S38=10 48000bps S38=11 50000bps S38=12 52000bps S38=13 54000bps S38=14 56000bps S38=15 58000bps S38=16 60000bps BIT-MAPPED REGISTER S14 Format: AT [cmds] S14=n [cmds] Default: 170 Range: 0-174 Unit: Bit-mapped Description: Controls echo, result codes and display, dial mode, and answer/originate mode. Bit Value Function 3 0 Display result codes in numeric format 1 Display result codes in verbose format 6 0 Pulse dial PPS select 10PPS 1 Pulse dial PPS select 20PPS 8 (00001000b) BIT-MAPPED REGISTER S21 Format AT [cmds] S21=n [cmds] Default: Unidentified Range: 0-253 Unit: Bit-mapped Description: Selects jack type, CTS/DCD/DSR signals, low DTR action, and the long space disconnect function. Bit Value Function 4, 3 0 &D0 selected 1 &D1 selected 10 &D2 selected 11 &D3 selected 5 0 &C0 selected 1 &C1 selected BIT-MAPPED REGISTER S22 Format AT [cmds] S22=n [cmds] Default: Unidentified Range: 0-255 Unit: Bit-mapped Description: Controls speaker volume and controls, limits results codes, and pulse dial make/break ratio. Bit Value Function 6 - 4 0 Basic result codes only enabled 100 Basic and connection speed result codes enabled 101 Basic and connection speed result codes and dialtone detection enabled 110 All result codes except dialtone detection 111 enabled All result codes enabled 7 0 33/67ms at 10pps (Europe) 1 39/61ms at 10pps (North America) 112 (01110000b) DATA CALLING TONE Type: Register Format: AT [cmds] S35=n [cmds] Default: 0 Range: 0-1 Description: Enable/disable data calling tone DCE LINE SPEED Type: Register Format AT [cmds] S37=n [cmds] Description: Sets the maximum allowable data exchange rate attempted during handshake process. Command Function S37=0 Maximum modem speed S37=1 Reserved S37=2 1200/75bps S37=3 300bps S37=4 Reserved S37=5 1200bps S37=6 2400bps S37=7 4800bps S37=8 7200bps S37=9 9600bps S37=10 12.0Kbps S37=11 14.4Kbps S37=12 16.8Kbps S37=13 19.2Kbps S37=14 2.16Kbps S37=15 24.0Kbps S37=16 26.4Kbps S37=17 28.8Kbps S37=18 31.2Kbps S37=19 33.6Kbps ETC STARTUP AUTORATING Format AT [cmds] S40=n [cmds] Default: 0 Range: 0-2 Description: Controls ETC startup autorating Command Function S40=0 Startup with normal autorating S40=1 Startup at initial rate of 4800 or below S40=2 Startup at initial rate of 9600 or below FEATURE NEGOTIATION OPTIONS Type: Register Format: AT [cmds] S48=n [cmds] Description: Selects active error correction and compression protocols Command Function S48=7 Detection negotiation and XID negotiation enabled S48=128 Fall-back to options set in S36 LOCAL PHONE STATUS Type: Register Format: AT [cmds] S90=n [cmds] Description: Sets the status of the local phone Command Function S90=0 Local phone on-hook S90=1 Local phone off-hook NEGOTIATION FALLBACK Type: Register Format AT [cmds] S36=n [cmds] Description: Selects the action of the modem if it fails to connect with the error-correction protocol set in &Q. Command Function S36=0, 2 Hang up S36=1, 3 Fall back to an asynchronous connection S36=4, 6 Attempt a connection at MNP; if that fails, hang up. S36=5, 7 Attempt a connection at MNP; if that fails, attempt a direct connection. SLEEP MODE TIMER Type: Register Format AT [cmds] S89? [cmds] Default: 10 Range: 0, 5-255 Description: Controls the duration of the sleep mode timer SYNTHETIC RING FREQUENCY Type: Register Format: AT [cmds] S33=n [cmds] Default: 0 Range: 0-5 Description: Specifies a synthetic ring frequency SYNTHETIC RING VOLUME Type: Register Format: AT [cmds] S32=n [cmds] Default: 16 Range: Unidentified Unit: dB Description: Specifies a synthetic ring volume TRANSMISSION LEVEL Type: Register Format: AT [cmds] S92=n [cmds] Default: Unidentified Range: Unidentified Unit: Unidentified Description: Sets the signal level for transmission for direct connect TRANSMISSION LEVEL - LEASED-LINE Type Register or Configuration Format AT [cmds] S91=n [cmds] Default 15 Range 6-15 Unit -1 dB Description Sets the signal level for transmission over leased-lines Note: Command effective only for Japan. V.34 MODULATION Format AT [cmds] S28=n [cmds] Default: 1 Range: 0-255 Unit: Minutes Description: Enable/disable V.34 modulation