NOTE: This file includes commands, result codes, and display codes NOT AVAILABLE on all models and revisions. Some commands are new or were omitted from Reference Manual. NOT ALL commands are available or functional in all modes and states. This document is provided for reference only and is NOT certified to be free from errors. This document is produced and maintained by Supra's Technical Support Staff as a customer service. RPI_LIST.TXT Rev 1.3a (PHM 2/26/96) from Supra BBS (541)967-2444 This document covers the following Supra RPI support products: SupraExpress 144i (Internal Modem w/16550) {SupraExpress 144i PLUS is covered in EXP_LIST.TXT} SupraFAXModem 24/96i (Internal 2400 DATA w/9600send/4800recv FAX) SupraModem 2400i (1" Square IC w/"Rockwell" & PCB 30-0095-1) {SupraModem 2400i (w/"Intel" rect. IC) is covered in AT_LIST.TXT) DIRECT Commands (Commands NOT preceded by other characters) A/ Re-execute Last Command nnn Escape Code per setting in register S2 (Default is ANSI character 43, the "+" symbol) (This command must be preceded and followed by a minimum period of no transmission set is register S12.) {Only works in NON-ERROR CONNECTION modes (A carriage return) - Terminate connection attempt in progress during the dialing or protocol neg. process. DIALING Commands (Commands that follow ATD) -()i These symbols and spaces are ignored (or invalid and therefore ignored) and maybe be used in the dialing string. 0-9 DTMF code for the given number A-D DTMF code for the given letter L Dial the last dialing string (limitted to the first 40 characters). P Pulse dial the following digits R Accepted, but no action occurs. Sn Use dialing string stored in register n (0 to 3) T Tone dial the following digits W Wait for dialtone * DTMF code for "star" # DTMF code for "gate" @ Wait for "quiet answer" (A 5 second silence.) , Pause (time set in S8) before finishing dialing string ! Hook flash (go on-hook for 700ms) ^ Turn on 1300Hz call originating pulse ; Return to command state without going "on-hook" AT Commands (Commands that follow AT) =x Write value x to the last S register viewed. ? Displays current setting for the last S register accessed. A Answer Phone Line Bn BELL/V.2x mode switches for 300 & 1200 bps B0=V.21 (300 bps) & v.22 (1200 bps) B1=BELL 103 (300 bps) & Bell 212A (1200 bps) (default in NA) C1 Carrier Control Selection Provided for backward compatibility only. Does nothing but return "OK" D Dial Command Dials any mixed string of dialing commands. (See Dialing Commands) En Command Echo E0=not echo E1=do echo (default) Fn Line Select Modulation (Use either ATFn or a combination of ATS37=n and ATN0, but DO NOT try to USE BOTH at the same time.) F0 AutoMode Selection (Same as N1) F1 300 bps only (Same as N0S37=1,uses protocol in Bn setting S31 bit 1 set to 0 and S37=1) F2 Not Used (returns "OK") F3 v.23 only 75TX/1200RX (originate) or 1200TX/75RX (answer) (Same as N0S37=7, S31 bit 1 set to 0 and S37=1) F4 1200 bps only (protocol according to Bn setting) (Same as N0S37=5, S31 bit 1 set to 0 and S37=5) F5 2400 bps only (v.22bis) (Same as N0S37=6, S31 bit 1 set to 0 and S37=6) F6 4800 bps only (v.32/v.32bis) (Same as N0S37=8, S31 bit 1 set to 0 and S37=8) F7 7200 bps only (v.32bis) (Same as N0S37=12, S31 bit 1 set to 0 and S37=12) F8 9600 bps only (v.32/v.32bis) (Same as N0S37=9, S31 bit 1 set to 0 and S37=9) F9 12000 bps only (v.32bis) (Same as N0S37=10, S31 bit 1 set to 0 and S37=10) F10 14400 bps only (v.32bis) (Same as N0S37=11, S31 bit 1 set to 0 and S37=11) Hn Hook Control H0=On-Hook (Hang Up) H1=Off-Hook (pick up phone line) for the time period set in S7. In Identification Codes I0=SupraFAXModem product ID code I1=ROM checksum I2=Test Checksum (OK if correct, ERROR if not) I3=ROM revision code I4=Encrypted report of supported protocols I5=Supra Copyright info. I6=Country Code for country PSTN Signals are Configured for. I7=DSP Model & Version Code I10=Supported Features Codes I99=Electronic Serial Number Ln Speaker Volume L0,L1 Low L2 Medium (default) L3 High Mn Speaker Control M0 OFF M1 On until carrier is received (default) M2 Always On M3 On when answering/On only after dialing & until carrier detect Nn AutoMode Selection (Carrier Rate when Originating Call) N0=Connect ONLY at rate set in S37 register (default) (N0S37=0 forces the modem to dial at the current serial port rate.) N1=Connect Normally On Return from COMMAND MODE to ONLINE state O0=Return to ONLINE state O1=Request a retrain & Return to ONLINE state P Set dialing mode to PULSE (Sets S14 bit 5 to 1) Qn Result Code Mode Q0=Enabled (Default) Q1=Disabled Q2=Enabled when Originating, Disabled when answering Sr? Reports value in S register r SCr? Reports value is SC register r Sr=n Write value n into S register r SCr=n Write value n into SC register r T Set dialing mode to TONE (Sets S14 bit 5 to 0) Vn Result Code mode select V0=Numeric V1=Verbose (default) Wn Error Correction Result Code Selection W0=CONNECT XXXX (DTE rate) (default) W1=Report Error Correction Mode W2=CONNECT XXXX (DCE rate) Xn Dialing mode/CONNECT result codes X0=Blind Dial (ignore Dialtone & Busy), send CONNECT X1=Blind Dial, send CONNECT XXXX X2=follow Dialtone, but ignore Busy, send CONNECT XXXX X3=follow Busy, but ignore Dialtone, send CONNECT XXXX or BUSY X4=send code(s) set by Wn & S95, BUSY, or NO DIALTONE (default) Yn Long Space Disconnect Y0=Not active (default, S27 bit7 set to 0) Y1=Active (S27 bit7 set to 1, see manual for function) Zn Soft reset Z0=resets modem Z1=resets modem +Hn RPI Mode Setting +H0=RPI Disable (Normal Connection Mode w/o Error Correction or Data Compression.) +H1=RPI 19200bps (Requires RPI Compatible Software or Comm Driver) +H2=RPI 38400bps (Requires RPI Compatible Software or Comm Driver) +H3=RPI 57600bps (Requires RPI Compatible Software or Comm Driver) &Cn DCD (RLSD) signal control &C0=DCD always on &C1=DCD follows carrier state (ON when carrier present) &Dn Modem reaction to DTR on to off transition greater than S25 setting a b c (Settings of &Qn) &D0= N 2 1 &D1= 3 3 1 &D2= 1 1 1 &D3= 4 4 1 List of modem reactions: N=No Action 1=Hang up if off-hook & auto-answer is disabled 2=Hang up if off-hook & auto-answer not disabled 3=Switch to asynchronous command state 4=Perform soft reset (like ATZ and profile is set by &Y setting) List of &Q states: a. &Q0,&Q5,&Q6 b. &Q1,&Q4 c. &Q2,&Q3 &Fn Load Factory Default Configuration &F0 No flow control (Default) &F1 MAC style hardware flow control &F2 Hardware flow control &Gn Guard Tone Selection &G0 Do Not generate guard tones (US Default) &G1 Generate 550Hz guard tone (not supported) &G2 Generate 1800Hz quard tone (not supported) &Jn Phone Jack Selection &J0 Select RJ-11, RJ-41, & RJ-45S (Default) &J1 Select RJ-12 & RJ-13 (not supported) &Kn Serial Port Flow Control &K0=None &K3=Bidirectional Hardware (RTS/CTS) &K4=Software (XON/XOFF) &K5=Transparent Software flow control &K6=Software (XON/XOFF) & Hardware (RTS/CTS) flow control &Ln Line Type Selection &L0 Dial-up line (Default) &L1 Leased Line (not supported) &Mn Same function as &Q(0-3) settings. &Pn Pulse dialing MAKE/BREAK ratio &P0 39%/61% make/break ratio at 10PPS {US/CANADA} (Default) &P1 33%/67% make/break ratio at 10PPS {UK/Hong Kong} &P2 39%/61% make/break ratio at 20PPS &P3 33%/67% make/break ratio at 20PPS {Japan} &Qn Asynchronous/Synchronous Mode Selection &Q0 Asynchronous Direct mode &Q6 Asynchronous Normal Mode &Rn RTS Synchronous Mode (In Asynchronous mode CTS is always ON unless &K3 is set.) &R0 CTS responds to RTS (default) &R1 CTS always on unless &K3 is set &Sn DSR Action Select &S0 Always on (default) &S1 Follows EIA specification (Active following carrier tone, and until carrier is lost.) &Tn Modem test modes for trained technicians (you must set the serial port at 2400 or 9600, set the modem with AT&F0, and set S18 between 1 and 255if you wish the tests to stop on their own.) AT&T0 Terminate test in progress AT&T1 Local Analog Loopback (+++ then &T0 to stop) AT&T2 Returns ERROR AT&T3 Local Digital Loopback for remote modem AT&T4 Grant request for Remote Digital Loopback (default) AT&T5 Prohibit request for Remote Digital Loopback AT&T6 Remote Digital Loopback AT&T7 Remote Digital Loopback with self-test AT&T8 Local Analog Loopback with self-test (+++ then &T0 to stop) &V Display Configuration Profiles &Wn Write ACTIVE Profile to Stored Profile n &W0 Backward compatibility only. Does nothing but return "OK" &W1 Backward compatibility only. Does nothing but return "OK" &Xn Synchronous Transmit Clock Source &X0= Backward compatibility only. Does nothing but return "OK" &X1= Backward compatibility only. Does nothing but return "OK" &X2= Backward compatibility only. Does nothing but return "OK" &Yn Select Configuration Loaded at power-up &Y0= Backward compatibility only. Does nothing but return "OK" &Y1= Backward compatibility only. Does nothing but return "OK" &Zx=n Write telephone number n into register number x (0-3). {Backward compatibility only. Does nothing but return "OK"} \Gn Modem-to-Modem XON/XOFF flow control (Normal and Direct Mode Only) \G0=Disabled (default) \G1=Enabled \Jn Enable DTE Auto Rate Adjustment \J0 Disabled \J1 DTE rate is adjusted to match carrier rate. \Kn Break Processing Control (controls remote modem during MNP mode) When received from local DTE & Modem is in Data Transfer Mode: \K0,\K2,\K4 Enter command state without sending BREAK to remote \K1 Clear Modem & Terminal Buffers & send BREAK to remote \K3 Don't clear Buffers, but send BREAK to remote \K5(default) Send BREAK to remote in sequence with any transmitted data (default) In Escape (Online Command) mode: \K0,\K1 Clear data buffers and sends break to remote modem. \K2,\K3 Send break to remote modem immediately. \K4,\K5(default) Send break to remote modem in sequence with data. When received from remote modem in non-error correction mode: \K0,\K1 Clear data buffers and sends break to DTE \K2,\K3 Send break to DTE immediately. \K4,\K5(default) Send break in sequence with received data to DTE. \N Operating Mode \N0 Normal Mode (carrier and port rate may differ - No MNP or V42, forces &Q6) \N1 Direct Mode (carrier rate "matches" port rate - No MNP or V42, forces &Q0) %En Auto Retrain & Fallback/Fall Forword based on line quality monitoring %E0=Disabled (Default) %E1=Enable Auto Retrain based on line quality %E2=Does Nothing...Rockwell Function Mapped in %G1 register. %E3=Undefined %Gn Rate Renegotiation (Fall Back/Forward) based on line quality monitor readings (Fall Forward only if "good" quality for period set in S190) %G0=Disabled %G1=Enabled (Default) %L Reports Received Signal Level (at connection to DSP) nnn in -dBm. nnn=9 or stronger reports as 9 nnn=10 to 42 reports as value directly nnn=43 or weaker reports as 43 %Q Report Received signal Quality (nnn range 0 to 127) nnn=1 to 8 current signal quality excellent (higher rate may be used) nnn=9 to 20 current signal good (best carrier rate for line condition) nnn=20 to 30 current signal poor (lower carrier rate should be used) nnn=31 to 127 signal very bad (or gone), try forcing a lower rate NOTE: Modem uses 8 and 20 as rate renegotiation watermarks. S Registers S0 Number of Rings to Auto Answer (0 to 255) (0 is disable & default) S1 Number of Rings before last answer. S2 Escape Code character (0 to 255) (default is 43 "+") S3 Carriage Return character (0-127) (default is 13) S4 Line Feed character (0-127) (default is 10) S5 Backspace character (0-32) (default is 8) S6 Time to Wait before Blind Dial (2-255 seconds) (default is 2) (Applies only in X,X1, or X3 dialing mode) S7 Time to Wait for Carrier (1-255 seconds) (default is 50) S8 Pause Time for Comma Dial Command (0-255 seconds) (default is 2) S9 Time to Wait Before Recognizing Carrier (1-255 1/10 seconds) (Default is 6) S10 Delay from Lost Carrier to Hang Up (1-255 1/10 seconds) (Default is 14, Modem assumes carrier always present if set to 255) S11 DTMF Tone Duration/Spacing (35 to 102 1/100 seconds) (Default is 95) S12 Escape Code Guard Time (0 to 255 1/50 seconds) (0 to disable, the default is 50) S13 Reserved S14 Bit Mapped Option Status Codes Bit(Dec) 0 (1) Reserved 1 (2) Command echo (En) 0 Disabled (E0) 1 Enabled (E1 default) 2 (4) Quiet Mode (Qn) 0 Send result codes (Q0 default) 1 No result codes (Q1) 3 (8) Result codes (Vn) 0 Numeric (V0) 1 Verbose (V1 default) 4 (16) Reserved 5 (32) Dial Mode 0 Tone (T default) 1 Pulse (P) 6 (64) Reserved 7 (128) Carrier Mode 0 Answer 1 Originate S15 Reserved S16 Diagnostic Test Mode setting -Bit Mapped (default 0) 0 &T1 0 Disable 1 Enable 1 Not Used 2 &T3 0 Disable 1 Enable 3 &T4/&T5 0 Off 1 In progress 4 &T6 0 Disable 1 Enable 5 &T7 0 Disable 1 Enable 6 &T8 0 Disable 1 Enable 7 Not Used S17 Reserved S18 Test Mode Timer (0-255 seconds, 0=Runs endlessly) S19 Reserved S20 Reserved S21 Bit Mapped Option Status Codes Bit(Dec) 0 (1) Set by &Jn command but ignored otherwise 0 &J0 (default) 1 &J1 1 (2) Reserved 2 (4) CTS Mode (&Rn) 0 CTS always on (&R0) 1 CTS follows RTS (&R1 default) 3 (8) & 4 (16) DTR behavior (&Dn) 0,0 &D0 (default) 1,0 &D1 0,1 &D2 1,1 &D3 5 (32) DCD (RLSD) behavior (&Cn) 0 &C0 (Default) 1 &C1 6 (64) DSR behavior (&Sn) 0 &S0 (Default) 1 &S1 7 (128) Long space diconnect (Yn) 0 Y0 (Default) 1 Y1 S22 Bit Mapped Option Status Codes Bit(Dec) 0 (1) & 1 (2) Speaker volume (Ln) 0,0 Low (L0) 1,0 Low (L1) 0,1 Medium (L2 default) 1,1 High (L3) 2 (4) & 3 (8) Speaker control (Mn) 0,0 Disabled (M0) 1,0 On until carrier (M1 default) 0,1 ON Always (M2) 1,1 On during handshake (M3) 4 (16), 5 (32), & 6 (64) Dialing Mode / Result Codes (Xn) 0,0,0 X0 1,0,0 Reserved 0,1,0 Reserved 1,1,0 Reserved 0,0,1 X1 1,0,1 X2 0,1,1 X3 1,1,1 X4 (Default) 7 (128) Reserved S23 Bit Mapped Option Status Codes Bit(Dec) 0 (1) Grant RDL 0 RDL not allowed (&T5) 1 RDL allowed (&T4 default) 1 (2), 2 (4), & 3 (8) Assumed DTE Rate 0,0,0 0-300 bps 1,0,0 600 bps 0,1,0 1200 bps 1,1,0 2400 bps (Default) 0,0,1 4800 bps 1,0,1 9600 bps 0,1,1 19200 bps 1,1,1 Reserved 4 (16) & 5 (32) Assumed DTE parity 0,0 Even 1,0 Reserved 0,1 Odd 1,1 None (default) 6 (64) & 7 (128) Guard tone (&Gn) 0,0 None (&G0 Default) 1,0 550 Hz (&G1) 0,1 1800 Hz (&G2) 1,1 Reserved S24 Sleep Inactivity Timer (0-255 seconds 0 default/disable) Number of seconds before modem enters sleep mode without either DTE or phone line activity. S25 Delay to DTR (0-255 1/100 seconds, 5 default) S26 RTS/CTS Delay (0-255 1/100 seconds, 1 default) (Sync mode only) S27 Bit Mapped Option Status Bit(Dec) 0 (1), 1 (2), 3 (8) Sync/Async Mode Selection (&Mn/&Qn) 0,0,0 &M0/&Q0 1,0,0 &M1/&Q1 0,1,0 &M2/&Q2 1,1,0 &M3/&Q3 0,0,1 &Q4 1,0,1 &Q5 (Default) 0,1,1 &Q6 2 (4) Leased line control (&Ln) 0 Dial-up line (&L0 default) 1 Leased line (&L1) 4 (16) & 5 (32) Internal Sync clock select (&Xn) 0,0 Internal (&X0 default) 1,0 External (&X1) 0,1 Slave (&X2) 6 (64) CCITT/Bell Mode (Bn) 0 CCITT (B0) 1 Bell (B1 US default) 7 (128) Reserved S28 Bit Mapped Options Bit(Dec) 0 (1) V.23 split screen (\Wn) 0 Disabled (\W0 default) 1 Enabled (\W1) 1 (2) V.23 split screen direction 0 75Tx (%F0 default) 1 1200Tx (%F1 default) 2 (4) V.23 half-duplex 0 Disabled 1 Enabled (%F3) 3 (8) & 4 (16) Pulse dialing mode (&Pn) 0,0 &P0 (Default) 1,0 &P1 0,1 &P2 1,1 &P3 5 (32) Reserved 6 (64) Reserved 7 (128) Reserved S29 Flash Dial Modifier Time S30 Inactivity Timer (0-255 Unit 10 ms, 0=disable {default}) In Reliable mode any data transfer resets timer. In Normal mode only sent data resets timer. S31 Bit Mapped Options Bit(Dec) 0 (1) Reserved 1 (2) Auto Mode Selection 0 Disabled (N0) 1 Enabled (N1 default) 2 (4), 3 (8) Error Correction Result Code (Wn) 0,0 DTE Speed only (W0 default) 1,0 Full Reporting (W1) 0,1 DCE Speed only (W2) 4 (16) Reserved 5 (32) Reserved 6 (64) Reserved 7 (128) Reserved S32 XON Charactor (0-255, Default 17) S33 XOFF Charactor (0-255, Default 19) S36 Negotiation Failure Treatment (0-7 7 is default) Fallback options when S48=128 or error correction link fails: Bits 0-2 2 1 0 (Dec) 0,0,0 (0) Disconnect 0,0,1 (1) Establish Direct connection 0,1,0 (2) Undefined 0,1,1 (3) Establish Normal connection 1,0,0 (4) Establish MNP connection if possible, else Disconnect 1,0,1 (5) Establish MNP connection if possible, else Direct Mode 1,1,0 (6) Undefined 1,1,1 (7) Establish a MNP connection if possible, else Normal Mode Bits 3-5 Reserved Bits 6-7 Same as S110 setting 1 0 (Dec) 0,0 (0) V.32 mode 0,1 (64) V.32bis mode 1,0 (128) V.32bis with fallback 1,1 (192) V.32/V.32bis mode forced start at lowest carrier in S109 and fall forward and fall back using rates set in S109. S37 Forced Single Carrier Rate (0-1,5-12 0 is default) 0 Carrier Rate at the rate the last AT command was issued. (If rate is above highest carrier rate, then the highest carrier rate the modem supports is used.) 1 300 bps 2-4 Undefined 5 1200 bps 6 2400 bps 7 1200/75 bps (v.23 mode) 8 4800 bps 9 9600 bps 10 12000 bps 11 14400 bps 12 7200 bps S38 Delay Before Forced Disconnect (0-255 seconds, default 20) 0-254 Delay in seconds from H command, or DTR toggle ON or OFF (if modem is set to follow DTR), before modem disconnects. 255 Modem send data out of buffer until completed or connection is lost. S39 Flow Control 0 None &K0 3 RTS/CTS &K3 4 XON/XOFF &K4 5 Transparent XON/XOFF &K5 6 RTS/CTS & XON/XOFF &K6 S40 Bit Mapped Option Status Codes Bit(Dec) 0 (1) MNP Extended Services (-Kn) 0 Disable (-K0) 1 Enable (-K1) 1 (2) Power Level Adj. for Cellular Use [)Mn] 0 Auto Adj. [)M0 default 1 Force Adj. [)M1] 2 (4) MNP Link negotiation speed (*Hn) 0 At highest rate (*H0 default) 1 At 1200 bps (*H1) 3 (8), 4 (16), & 5 (32) Break Handling (\Kn) 0,0,0 \K0 1,0,0 \K1 0,1,0 \K2 1,1,0 \K3 0,0,1 \K4 1,0,1 \K5 6 (64) & 7 (128) MNP Block size (\An) 0,0 64 (\A0) 1,0 128 (\A1) 0,1 196 (\A2) 1,1 256 (\A3) S41 Bit Mapped Option Status Codes Bit(Dec) 0 (1) & 1 (2) Compression Selection (%Cn) 0,0 Disabled (%C0) 1,0 MNP 5 (%C1) 0,1 V.42bis (%C2) 1,1 MNP 5 & V.42bis (%C3) 2 (4) Auto Retrain (%En) 0 Disable (%E0 default) 1 Enable (%E1) 3 (8) Modem to Modem Flow Control (\Gn) 0 Disable (\G0 default) 1 Enable (\G1) 4 (16) Block mode control (\Ln) 0 Stream (\L0 default) 1 Block (\L1) 5 (32) Reserved 6 (64) Reserved 7 (128) Reserved S46 Protocol Selection (136 or 138) (Affects v.42/v.42bis mode) 136 Disable Compression 138 Enable Compression (default) S48 v.42 Negotiation (0,7,128) 0 Disable Negotiation, proceed with LAPM 7 Enable Negotiation (default) 128 Disable Negotiation, fallback per S36 setting S80 Soft-Switch Functions (Bit Mapped Options) Bit 0 V.25bis / AT command mode 0 AT 1 V.25bis Bit 1 Remote Configuration 0 Not Permitted 1 Permiited Bit 2 Call Back Security 0 Disabled 1 Enabled Bit 3 Originate/Answer Mode select 0 Originate 1 Answer Bits 4-7 Reserved S82 LAPM Break Handling Options (3,7,128) 3 Expedited: Modem sends break immediately & data integrity is maintained before and after break. 7 Destructive: Modem sends break immediately & data being processed by each modem at that time is destroyed. 128 In sequence: Modem sends break in sequence with transmitted data & data integrity is maintained before and after the break S86 Report Connection Failure Cause Code 0 Normal disconnect 1-3 Undefined Error Code 4 Carrier loss 5 No error correction at other end 6 No response to feature negotiation 7 This modem is ASYNC only, other is SYNC 8 No framing technique in common 9 No protocol in common 10 Bad response to feature negotiation 11 No sync information from remote 12 Normal hangup initiated by remote 13 Retransmission limit reached 14 Protocol violation occured 15-255 Undefined Error Code S95 Extended Result Code Control (default sum is 0) Each bit set high in this register enables the corresponding result code regardless of the W command setting. Bit (Decimal Value) 0 (1) CONNECT XXXX result code gives DCE to DCE rate instead of local DTE to DCE rate. 1 (2) Append /ARQ to CONNECT code if an error protocol is active 2 (4) Enable CARRIER XXXX result code 3 (8) Enable PROTOCOL XXXX result code 4 (16) Undefined 5 (32) Enable COMPRESSION result code 6 (64) Undefined 7 (128) Enable RINGING result code for ringback detection S109 v.32/v.32bis Negotiation Rate Selection (default sum is 62) Each bit set high in this register enables the corresponding rate as a valid rate to be used during rate negotiation. Bit (Decimal Value) 0 (1) Unused 1 (2) 4800 bps 2 (4) 7200 bps 3 (8) 9600 bps 4 (16) 12000 bps 5 (32) 14400 bps 6 (64) Unused 7 (128) Unused S110 v.32/v.32bis Mode & Rate Negotiation Control 0 Normal v.32 mode (no v.32bis support) 1 Normal v.32bis mode 2 v.32bis mode with automatic rate renegotiation (default) 3 v.32bis mode with automatic rate renegotiation starting with the lowest rate set in S109 and working up one defined rate at a time toward the highest rate set in S109 (based on %Q level at each rate prior to stepping up.) (If the modem steps back down, it will also follow the S109 settings.) S190 Minimum "GOOD" EQM (see %Q) Time (10-255 seconds) (60 default) V32, V32B, connections are affected. S190 sets the minimum period the EQM (%Q) level must be "GOOD" before attempting to "fall forward" to a higher rate. S202 Remote Access Escape Character (0-255, Default 170) SCn=n BUSY Detect Watermark Controls Each register "pair" holds the value for each setting. To set a value, divide the setting by 256. The integer goes in the second register, while the remained goes in the first. (A setting of 516 would convert to 2 Remainder 4, and could be set by sending ATSC0=4SC1=2 to the modem.) Settings are in 1/100ths of a second. Default values: Minimum BUSY ON Time SC0=30 SC1=0 Maximum BUSY ON Time SC2=75 SC3=0 Minimum BUSY OFF Time SC4=30 SC5=0 Maximum BUSY OFF Time SC6=75 SC7=0 (Defaults support FCC Spec. BUSY signal. Setting SC0=25 & SC4=25 allows FAST BUSY to also be detected as BUSY.) SC8=n Set number of valid BUSY Pulses before reporting BUSY (4 is default) FAX commands of special interest to Supra Users: +FAE=n (CLASS 1 Only) Adaptive Answer / Silent Answer Mode Control 0 Disable Both 1 Adaptive Answer ONLY 2 Adaptive Answer & Silent Answer 3 Silent Answer ONLY +FAA=n (CLASS 2 Only) Adaptive Answer / Silent Answer Mode Control 0 Disable Both 1 Adaptive Answer ONLY 2 Adaptive Answer & Silent Answer 3 Silent Answer ONLY Connection Result Codes: Numeric Verbose 0 OK 1 CONNECT (300 bps) 2 RING 3 NO CARRIER 4 ERROR 5 CONNECT 1200 6 NO DIALTONE 7 BUSY 8 NO ANSWER 9 CONNECT 0600 10 CONNECT 2400 11 CONNECT 4800 12 CONNECT 9600 13 CONNECT 7200 14 CONNECT 12000 15 CONNECT 14400 16 CONNECT 19200 17 CONNECT 38400 18 CONNECT 57600 19 CONNECT 115200 22 CONNECT 1200/75 (Models with v.23 support only) 23 CONNECT 75/1200 (Models with v.23 support only) 24 DELAYED 32 BLACKLISTED 33 FAX 35 DATA 40 CARRIER 300 44 CARRIER 1200/75 (Models with v.23 support only) 45 CARRIER 75/1200 (Models with v.23 support only) 46 CARRIER 1200 47 CARRIER 2400 48 CARRIER 4800 49 CARRIER 7200 50 CARRIER 9600 51 CARRIER 12000 52 CARRIER 14400 66 COMPRESSION: CLASS 5 (MNP 5) 67 COMPRESSION: V.42BIS (BTLZ) 69 COMPRESSION: NONE 70 PROTOCOL: NONE 77 PROTOCOL: LAP-M (V.42) 80 PROTOCOL: ALT (MNP) 81 PROTOCOL: ALT - CELLULAR (MNP 10) 200 RINGING +FC +FCERROR The following commands are accepted by some models, but are ONLY for internal use at Supra. (Supra's staff cannot assist you in regard to these commands, and under no case should you attempt use or adjust these settings.): ATS91=x ATS92=x ATS99=x AT!(x) These commands are quite powerful and can cause unpredictable or total lack of operation. (In many cases, service at Supra would be required to restore normal operation.)