MAXTECH CORPORATION =================== SR 288HV (SF1128HV/S1) Card Type Modem/Fax card Chip Set Unidentified I/O Options Line out(RJ-11), line in(RJ-11), speaker, microphone Maximum Modem Rate 28.8Kbps Maximum Fax Rate 14.4Kbps Data Modulation Bell 103/212A Protocol ITU-T V34, V.32bis, V.32, V.22bis, V.22, V.21 Fax Modulation ITU-T V.17, V.27ter, V.29, V.21 Protocol Error MNP5, V.42, V.42bis Correction/Compression Fax Class Class I & II Data Bus 16-bit ISA +------------------------------------------------------------+ | CONNECTIONS | |------------------------------------------------------------| | Function | Label | Function | Label | |------------------------------------------------------------| | RJ-11 line out | CN1 | Speaker out | CN3 | |---------------------------+---------+---------------+------| | RJ-11 line in | CN2 | Microphone in | CN4 | +------------------------------------------------------------+ +------------------------------------------------------------+ | SUPPORTED COMMAND SET | |------------------------------------------------------------| | Basic AT Commands | |------------------------------------------------------------| | AT, +++, A/ | |------------------------------------------------------------| | A, E, H, M, O, P, T, V, X, Y, Z | |------------------------------------------------------------| | &F, &V, &W, &Y, &Z | |------------------------------------------------------------| | Extended AT Commands | |------------------------------------------------------------| | \Q | |------------------------------------------------------------| | %A | |------------------------------------------------------------| | S Registers | |------------------------------------------------------------| | S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, | | S18, S25, S26, S38 | |------------------------------------------------------------| | Voice Commands | |------------------------------------------------------------| | #CC, #VA=m, #VAA=n, #VB=f1,t, #VBL=n, #VBO=n, #VBS=n, #VC, | | #VCH, #VDR=e,r, #VDO, #VD1, #VF=n | |------------------------------------------------------------| | #VG=n, #VH=n, #VL, #VM=n, #VNH=n, #VRA=n, #VRN=n, #VSC=n, | | #VSC=n, #VSC=n, #VSD=0,1,2, | |------------------------------------------------------------| | #VSI=n, #VSM=n, #VSn, #VSP=n, #VSR=n, #VSS=n, #VST, #VSV, | | #VTI=n, #VTn, #VTR=n, #VZ=n | |------------------------------------------------------------| | | |------------------------------------------------------------| | Note: See MHI Help File for full command documentation. | +------------------------------------------------------------+ PROPRIETARY AT COMMAND SET +------------------------------------------------------------+ | AUTO-FALLFORWARD/FALLBACK | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &An [cmds] | |--------------+---------------------------------------------| | Description: | Enables/disables auto fallforward/fallback | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | &A0 | Auto fallforward/fallback disabled | |--------------+---------------------------------------------| | &A1 | Auto fallforward/fallback enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | COMMUNICATIONS MODE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Mn [cmds] | |--------------+---------------------------------------------| | Description: | Selects communications mode | |--------------+---------------------------------------------| | Command | Mode | |--------------+---------------------------------------------| | &M0 | Asynchronous mode | +------------------------------------------------------------+ +------------------------------------------------------------+ | DATA CARRIER DETECT (DCD) | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Cn [cmds] | |--------------+---------------------------------------------| | Description: | Selects whether the DCD option is enabled | | | or disabled | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | &C0 | DCD enabled | |--------------+---------------------------------------------| | i &C1 | DCD enabled after carrier signal detected | |--------------+---------------------------------------------| | &C2 | DCD enabled. Toggle on disconnect | +------------------------------------------------------------+ +------------------------------------------------------------+ | COMPRESSION | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] %Cn [cmds] | |--------------+---------------------------------------------| | Description: | Selects data compression | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | %C0 | Data compression disabled | |--------------+---------------------------------------------| | %C1 | V.42bis/MNP5 enabled | |--------------+---------------------------------------------| | %C2 | V.42bis transmit enabled | |--------------+---------------------------------------------| | %C3 | V.42bis receive enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | DATA SET READY (DSR) | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Sn [cmds] | |--------------+---------------------------------------------| | Description: | Selects DSR options | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | &S0 | DSR forced high. Toggle off on disconnect | |--------------+---------------------------------------------| | &S1 | DSR high in on-line mode. Off in command | | | mode | |--------------+---------------------------------------------| | &S2 | DSR follows Carrier Detect | |--------------+---------------------------------------------| | &S3 | DSR forced high | +------------------------------------------------------------+ +------------------------------------------------------------+ | DATA TERMINAL READY (DTR) | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Dn [cmds] | |--------------+---------------------------------------------| | Description: | Selects modem response to DTR | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i&D0 | DTR override | |--------------+---------------------------------------------| | &D1 | DTR toggle causes online command mode | |--------------+---------------------------------------------| | &D2 | Normal DTR operations | |--------------+---------------------------------------------| | &D3 | Resets on receipt of DTR | +------------------------------------------------------------+ +------------------------------------------------------------+ | 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 | |--------------+---------------------------------------------| | DL | Re-dial last number. | |--------------+---------------------------------------------| | 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 | |--------------+---------------------------------------------| | 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; | Modem returned to idle state after dialing. | | | The semicolon can only be placed at the end | | | of the dial command. | +------------------------------------------------------------+ +------------------------------------------------------------+ | HANDSHAKE MODE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Hn [cmds] | |--------------+---------------------------------------------| | Description: | Selects data handshake mode | |--------------+---------------------------------------------| | Command | Mode | |--------------+---------------------------------------------| | i &H0 | V.34 auto handshake mode | |--------------+---------------------------------------------| | &H1 | V.34 handshake mode | |--------------+---------------------------------------------| | &H2 | V.32bis auto handshake mode | |--------------+---------------------------------------------| | &H3 | V.32bis handshake mode | |--------------+---------------------------------------------| | &H4 | V.32 auto handshake mode | |--------------+---------------------------------------------| | &H5 | V.32 handshake mode | |--------------+---------------------------------------------| | &H6 | V.22bis hand shake mode | |--------------+---------------------------------------------| | &H7 | V.22 handshake mode | |--------------+---------------------------------------------| | &H8 | Bell 212A handshake mode | |--------------+---------------------------------------------| | &H9 | Bell 103 handshake mode | |--------------+---------------------------------------------| | &H10 | V.21 handshake mode | +------------------------------------------------------------+ +------------------------------------------------------------+ | REPORT INFORMATION | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] In [cmds] | |--------------+---------------------------------------------| | Description: | Displays information requested | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | I0 | Reports four digit product code | |--------------+---------------------------------------------| | I1 | Display 000 | |--------------+---------------------------------------------| | I2 | Reports internal memory test | |--------------+---------------------------------------------| | I3 | Reports firmware ID | |--------------+---------------------------------------------| | I4 | Reports configuration settings | +------------------------------------------------------------+ +------------------------------------------------------------+ | 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 in originate | | | mode | +------------------------------------------------------------+ +------------------------------------------------------------+ | RTS/CTS | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Rn [cmds] | |--------------+---------------------------------------------| | Description: | Selects RTS/CTS options | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | &R0 | CTS high in command mode | |--------------+---------------------------------------------| | i &R1 | CTS follows flow control requirements | |--------------+---------------------------------------------| | &R2 | CTS high when modem is ready to receive a | | | signal from the DTE | |--------------+---------------------------------------------| | &R3 | CTS forced high | +------------------------------------------------------------+ +------------------------------------------------------------+ | SPEAKER VOLUME | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] Ln [cmds] | |--------------+---------------------------------------------| | Description: | Controls speaker volume | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | L0 | Low volume setting | |--------------+---------------------------------------------| | L1 | Low volume setting | |--------------+---------------------------------------------| | i L2 | Medium volume setting | |--------------+---------------------------------------------| | L3 | Highest volume setting | +------------------------------------------------------------+ +------------------------------------------------------------+ | 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 | |--------------+---------------------------------------------| | &T4 | Grant remote digital loopback request | |--------------+---------------------------------------------| | &T5 | Deny remote digital loopback request | |--------------+---------------------------------------------| | &T6 | Request remote digital loopback | |--------------+---------------------------------------------| | &T7 | Request remote digital loopback and | | | self-test | |--------------+---------------------------------------------| | &T8 | Begin local analog loopback and self-test | |--------------+---------------------------------------------| | &T9 | Complete self diagnostic | +------------------------------------------------------------+ +------------------------------------------------------------+ | TRELLIS CODING | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Un [cmds] | |--------------+---------------------------------------------| | Description: | Enables/disables trellis coding | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i&U0 | V.32 trellis coding enabled | |--------------+---------------------------------------------| | &U1 | V.32 trellis coding disabled | +------------------------------------------------------------+ EXTENDED AT COMMAND SET +------------------------------------------------------------+ | AUTO-RELIABLE TIME BUFFER CONFIGURATION | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Cn [cmds] | |--------------+---------------------------------------------| | Description: | Controls the handling of incoming data | | | during auto-reliable time period | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | \C0 | Data is discarded | |--------------+---------------------------------------------| | \C1 | Data is buffered for 4 seconds, until | | | receiving 200 characters or until packet is | | | detected | |--------------+---------------------------------------------| | i \C2 | Data is discarded; modem returns to normal | | | mode on receiving auto-reliable fallback | | | character. | |--------------+---------------------------------------------| | \C3 | Data is buffered with ITU-T V.14 | |--------------+---------------------------------------------| | \C4 | Data is not buffered with ITU-T V.14 | +------------------------------------------------------------+ +------------------------------------------------------------+ | BREAK TYPE | |------------------------------------------------------------| | Type: | Configuration | |------------------+-----------------------------------------| | Format: | AT [cmds] \Kn [cmds] | |------------------+-----------------------------------------| | Description: | Configures action of break signal | |------------------------------------------------------------| | Command | Break from DTE | |------------+-----------------------------------------------| | \K0 | Expedite break, destroy buffered data | |------------+-----------------------------------------------| | \K1 | Expedite break, save buffered data | |------------+-----------------------------------------------| | \K2 | Timed break, save buffered data | |------------+-----------------------------------------------| | \K3 | Ignore breaks sent from DTE | |------------+-----------------------------------------------| | \K4 | Timed break until no break character; save | | | buffered data | |------------+-----------------------------------------------| | \K5 | Timed break until no break character; save | | | buffered data | +------------------------------------------------------------+ +------------------------------------------------------------+ | 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 | V.42/MNP mode enabled | |--------------+---------------------------------------------| | \N3 | MNP or Normal mode enabled | |--------------+---------------------------------------------| | \N4 | V.42 mode enabled | |--------------+---------------------------------------------| | \N5 | V.42 or MNP reliable mode enabled | |--------------+---------------------------------------------| | \N6 | Simulated controlled carrier (half-duplex) | +------------------------------------------------------------+ +------------------------------------------------------------+ | DATA SET READY (DSR) DURING LOOPBACK | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] %Dn [cmds] | |--------------+---------------------------------------------| | Description: | Enables/disables DSR during loopback test | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | %D0 | DSR forced high during loopback test | |--------------+---------------------------------------------| | %D1 | DSR off during loopback test | +------------------------------------------------------------+ +------------------------------------------------------------+ | DTE SPEED | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format | AT [cmds] \Tn [cmds] | |--------------+---------------------------------------------| | Description: | Selects DTE speed during data transfer | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | \T0 | Auto-baud speed | |--------------+---------------------------------------------| | i \T1 | Last AT command speed | |--------------+---------------------------------------------| | \T2 | 300bps | |--------------+---------------------------------------------| | \T3 | 1200bps | |--------------+---------------------------------------------| | \T4 | 2400bps | |--------------+---------------------------------------------| | \T5 | 4800bps | |--------------+---------------------------------------------| | \T6 | 7200bps | |--------------+---------------------------------------------| | \T7 | 9600bps | |--------------+---------------------------------------------| | \T8 | 12Kbps | |--------------+---------------------------------------------| | \T9 | 14.4Kbps | |--------------+---------------------------------------------| | \T10 | 16.8Kbps | |--------------+---------------------------------------------| | \T11 | 19.2Kbps | |--------------+---------------------------------------------| | \T12 | 21.6bps | |--------------+---------------------------------------------| | \T13 | 24.0Kbps | |--------------+---------------------------------------------| | \T14 | 26.4Kbps | |--------------+---------------------------------------------| | \T15 | 28.8Kbps | |--------------+---------------------------------------------| | \T16 | 38.4Kbps | |--------------+---------------------------------------------| | \T17 | 57.6Kbps | |--------------+---------------------------------------------| | \T18 | 76.8Kbps | |--------------+---------------------------------------------| | \T19 | 115.2Kbps | +------------------------------------------------------------+ +------------------------------------------------------------+ | DTR TRANSITION AUTODIAL | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] %Zn [cmds] | |--------------+---------------------------------------------| | Description: | Selects DTR off/on autodial options | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | %Z0 | DTR off-to-on autodial disabled | |--------------+---------------------------------------------| | %Z1=n | Dial telephone number n (1-3) of stored | | | profiles after off-to-on transition | |--------------+---------------------------------------------| | %Z2 | Modem goes off hook and attempts to | | | handshake after off-to-on DTR transition | +------------------------------------------------------------+ +------------------------------------------------------------+ | EXTENDED RESULT CODES | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Vn [cmds] | |--------------+---------------------------------------------| | Description: | Selects extended result codes | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | \V0 | Reports DCE speed; extended result codes | | | disabled | |--------------+---------------------------------------------| | \V1 | Reports DCE speed; extended result codes | | | enabled | |--------------+---------------------------------------------| | \V2 | Reports DTE speed; extended result codes | | | and /REL enabled | |--------------+---------------------------------------------| | i \V3 | Reports DTE speed; extended result codes | | | disabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | FLOW CONTROL | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Gn [cmds] | |--------------+---------------------------------------------| | Description: | Selects DCE flow control | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i \G0 | DCE flow control disabled | |--------------+---------------------------------------------| | \G1 | DCE flow control enabled | |--------------+---------------------------------------------| | \G2 | DCE flow control enabled (Transmit) | |--------------+---------------------------------------------| | \G3 | DCE flow control with passthrough enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | LINE SIGNAL QUALITY RETRAIN | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] %Q [cmds] | |--------------+---------------------------------------------| | Description: | Enables/disables retrain in relation to | | | signal quality | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | %Q0 | Retrain disabled on poor signal quality | |--------------+---------------------------------------------| | %Q1 | Retrain enabled; disconnect if unsuccessful | | | after three attempts | |--------------+---------------------------------------------| | %Q2 | Retrain enabled; retrain until line quality | | | is good | +------------------------------------------------------------+ +------------------------------------------------------------+ | MAXIMUM BLOCK SIZE FOR TRANSMISSION | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Bn [cmds] | |--------------+---------------------------------------------| | Description: | Sets the maximum transmittable block size | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | \B0 | 6N1 character length | |--------------+---------------------------------------------| | \B1 | 7N1 character length | |--------------+---------------------------------------------| | i \B2 | 7P1 character length | |--------------+---------------------------------------------| | \B3 | 8N1 character length | |--------------+---------------------------------------------| | \B4 | 7P2 character length | |--------------+---------------------------------------------| | \B5 | 8P1 character length | +------------------------------------------------------------+ +------------------------------------------------------------+ | ORIGINATE/ANSWER | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] %On [cmds] | |--------------+---------------------------------------------| | Description: | Selects originate or answer mode | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | %O0 | Normal answer mode enabled | |--------------+---------------------------------------------| | %O1 | Originate call in answer mode | |--------------+---------------------------------------------| | %O2 | Answer call in originate mode | +------------------------------------------------------------+ +------------------------------------------------------------+ | PARITY | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Pn [cmds] | |--------------+---------------------------------------------| | Description: | Sets parity options | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | \P0 | Even parity | |--------------+---------------------------------------------| | \P1 | Space parity | |--------------+---------------------------------------------| | \P2 | Odd parity | |--------------+---------------------------------------------| | \P3 | Mark parity | |--------------+---------------------------------------------| | i \P4 | Automatic parity form last AT command | +------------------------------------------------------------+ +------------------------------------------------------------+ | RESULT CODE RATE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format | AT [cmds] %Rn [cmds] | |--------------+---------------------------------------------| | Description: | Selects result code sending speed | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | %R0 | Auto-baud result code | |--------------+---------------------------------------------| | i %R1 | Last connect speed | |--------------+---------------------------------------------| | %R2 | 300bps | |--------------+---------------------------------------------| | %R3 | 1200bps | |--------------+---------------------------------------------| | %R4 | 2400bps | |--------------+---------------------------------------------| | %R5 | 4800bps | |--------------+---------------------------------------------| | %R6 | 7200bps | |--------------+---------------------------------------------| | %R7 | 9600bps | |--------------+---------------------------------------------| | %R8 | 12Kbps | |--------------+---------------------------------------------| | %R9 | 14.4Kbps | |--------------+---------------------------------------------| | %R10 | 16.8Kbps | |--------------+---------------------------------------------| | %R11 | 19.2Kbps | |--------------+---------------------------------------------| | %R12 | 21.6bps | |--------------+---------------------------------------------| | %R13 | 24.0Kbps | |--------------+---------------------------------------------| | %R14 | 26.4Kbps | |--------------+---------------------------------------------| | %R15 | 28.8Kbps | |--------------+---------------------------------------------| | %R16 | 38.4Kbps | |--------------+---------------------------------------------| | %R17 | 57.6Kbps | |--------------+---------------------------------------------| | %R18 | 76.8Kbps | |--------------+---------------------------------------------| | %R19 | 115.2Kbps | +------------------------------------------------------------+ +------------------------------------------------------------+ | SPEED CORRECTION | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \An [cmds] | |--------------+---------------------------------------------| | Description: | Selects over-speed correction protocols | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i \A0 | 1.25% over-speed correction during V.14 | | | connection | |--------------+---------------------------------------------| | \A1 | 2.5% over-speed correction during V.14 | | | connection | +------------------------------------------------------------+ S(status) REGISTERS +------------------------------------------------------------+ | RETRANSMISSION COUNTER | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] S70=n [cmds] | |--------------+---------------------------------------------| | Range: | 0-255 | |--------------+---------------------------------------------| | Unit: | Unidentified | |--------------+---------------------------------------------| | Description: | Determines the number of retransmissions. | | | Default=100 | +------------------------------------------------------------+