PARADYNE CORPORATION ==================== DATAPORT 2001 Card Type Modem (asynchronous) Chip Set Unidentified Maximum Modem Rate 14.4KbpS Maximum Fax Rate 14.4Kbps Data Modulation Bell 103J/212A Protocol ITU-T V.21, V.22, V.22bis, V.23, V.32, V.32bis Fax Modulation ITU-T V.17, V.29, V.27ter Protocol Error V.42, V.42bis, MNP5 Correction/Compression Fax Class Class I & II Data Bus External +------------------------------------------------------------+ | CONNECTIONS | |------------------------------------------------------------| | Function | Label | Function | Label | |------------------------------------------------------------| | DC power | CN1 | Line in | CN4 | |---------------------------+----------+--------------+------| | RS-232/422 | CN2 | Power switch | SW1 | |---------------------------+----------+--------------+------| | Line out | CN3 | | | +------------------------------------------------------------+ +------------------------------------------------------------+ | DIAGNOSTIC LED(S) | |------------------------------------------------------------| | LED | Color | Status | Condition | |-----+--------------+--------+------------------------------| | RD | Unidentified | On | Modem is receiving data | |-----+--------------+--------+------------------------------| | RD | Unidentified | Off | Modem is not receiving data | |-----+--------------+--------+------------------------------| | SD | Unidentified | On | Modem is transmitting data | |-----+--------------+--------+------------------------------| | SD | Unidentified | Off | Modem is not transmitting | | | | | data | |-----+--------------+--------+------------------------------| | CD | Unidentified | On | Carrier signal detected | |-----+--------------+--------+------------------------------| | CD | Unidentified | Off | Carrier signal not detected | |-----+--------------+--------+------------------------------| | OH | Unidentified | On | Modem is off-hook | |-----+--------------+--------+------------------------------| | OH | Unidentified | Off | Modem is on-hook | |-----+--------------+--------+------------------------------| | TR | Unidentified | On | DTR signal is high | |-----+--------------+--------+------------------------------| | TR | Unidentified | Off | DTR signal is low | |-----+--------------+--------+------------------------------| | EC | Unidentified | On | Error correction enabled | |-----+--------------+--------+------------------------------| | EC | Unidentified | Off | Error correction disabled | |-----+--------------+--------+------------------------------| | HS | Unidentified | On | Modem is in high speed mode | |-----+--------------+--------+------------------------------| | HS | Unidentified | Off | Modem is not in high speed | | | | | mode | |-----+--------------+--------+------------------------------| | MR | Unidentified | On | Power is on | |-----+--------------+--------+------------------------------| | MR | Unidentified | Off | Power is off | +------------------------------------------------------------+ +------------------------------------------------------------+ | SUPPORTED COMMAND SET | |------------------------------------------------------------| | Basic AT Commands | |------------------------------------------------------------| | AT, '+++', A/ | |------------------------------------------------------------| | A, E, H, P, T, Y | |------------------------------------------------------------| | &G, &W, &X, &Y, &Z | |------------------------------------------------------------| | Extended AT Commands | |------------------------------------------------------------| | \G, \K, \X | |------------------------------------------------------------| | %A | |------------------------------------------------------------| | S Registers | |------------------------------------------------------------| | S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, | | S18, S25, S26 | |------------------------------------------------------------| | Note: See MHI Help File for full command documentation. | +------------------------------------------------------------+ Proprietary AT Command Set +------------------------------------------------------------+ | 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 | V.23 at 75/1200bps | |--------------+---------------------------------------------| | B3 | V.23 at 1200/75bps | +------------------------------------------------------------+ +------------------------------------------------------------+ | COMMUNICATIONS MODE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Mn [cmds] | |--------------+---------------------------------------------| | Description: | Selects communications mode | |--------------+---------------------------------------------| | Command | Mode | |--------------+---------------------------------------------| | i &M0 | Asynchronous mode | |--------------+---------------------------------------------| | &M1 | Synchronous mode with AT command protocol | | | dialing | |--------------+---------------------------------------------| | &M2 | Synchronous mode with DTR dialing method | |--------------+---------------------------------------------| | &M3 | Synchronous mode with AT command protocol | | | dialing | +------------------------------------------------------------+ +------------------------------------------------------------+ | COMMUNICATIONS MODE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Qn [cmds] | |--------------+---------------------------------------------| | Description: | Selects communications mode | |--------------+---------------------------------------------| | Command | Mode | |--------------+---------------------------------------------| | i &Q0 | Asynchronous mode | |--------------+---------------------------------------------| | &Q1 | Synchronous mode with AT command protocol | | | dialing | |--------------+---------------------------------------------| | &Q2 | Synchronous mode with DTR dialing method | |--------------+---------------------------------------------| | &Q3 | Synchronous mode with AT command protocol | | | dialing | +------------------------------------------------------------+ +------------------------------------------------------------+ | CONFIGURATION PROFILES | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] &V [cmds] | |--------------+---------------------------------------------| | Description: | Displays active and stored configuration | | | profiles | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | &V0 | Display current configuration options in | | | active memory | |--------------+---------------------------------------------| | &V1 | Display configuration options stored in | | | memory area specified by &Y command | |--------------+---------------------------------------------| | &V1n | Display a continuous scroll of the view | | | commend. (n= 0 for &V0, 1 for &V1, 2 for | | | &V2, 3 for &V3, and 4 for &V4) | |--------------+---------------------------------------------| | &V2 | Display configuration options stored in | | | user profile 0 | |--------------+---------------------------------------------| | &V3 | Display configuration options stored in | | | used profile 1 | |--------------+---------------------------------------------| | &V4 | Display telephone numbers stored in | | | directory locations 1 and 2 | |--------------+---------------------------------------------| | &V8 | Display modem's status information for | | | troubleshooting | +------------------------------------------------------------+ +------------------------------------------------------------+ | DATA CARRIER DETECT (DCD) | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Cn [cmds] | |--------------+---------------------------------------------| | Description: | Selects whether the DCD option is enabled | | | or disabled | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i &C0 | DCD enabled | |--------------+---------------------------------------------| | &C1 | DCD enabled after carrier signal detected | |--------------+---------------------------------------------| | &C2 | DCD forced on, turns off momentarily when | | | disconnected | |--------------+---------------------------------------------| | &C3 | Follows DTR | |--------------+---------------------------------------------| | &C4 | Simulated Control Carrier | |--------------+---------------------------------------------| | &C5 | Follows DTR, turns off upon disconnect | +------------------------------------------------------------+ +------------------------------------------------------------+ | DATA SET READY (DSR) | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Sn [cmds] | |--------------+---------------------------------------------| | Description: | Selects DSR options | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | &S0 | DSR forced high | |--------------+---------------------------------------------| | i &S1 | DSR high only while modem is handshaking or | | | connected | |--------------+---------------------------------------------| | &S2 | DSR high only while modem is connected | |--------------+---------------------------------------------| | &S3 | Follows DTR | |--------------+---------------------------------------------| | &S4 | On early (when data command is entered) | |--------------+---------------------------------------------| | &S5 | Delay until Data mode is entered | +------------------------------------------------------------+ +------------------------------------------------------------+ | DATA TERMINAL READY (DTR) | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Dn [cmds] | |--------------+---------------------------------------------| | Description: | Selects modem response to DTR | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i &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 | |--------------+---------------------------------------------| | &D4 | Modem does not disconnect from the call | | | until the computer turns DTR off | | | reguardless of how the remote modem | | | disconnects the call (see S25) | +------------------------------------------------------------+ +------------------------------------------------------------+ | 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 | |--------------+---------------------------------------------| | DR | Answer mode enabled; originate mode | | | disabled following handshake initiation. | |--------------+---------------------------------------------| | 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$ | 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. | +------------------------------------------------------------+ +------------------------------------------------------------+ | 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 | Load factory configuration options into | | | active memory | |--------------+---------------------------------------------| | &F5 | Load the ETC protocol (cellular phone line) | |--------------+---------------------------------------------| | &F6 | Load the ETC protocol (normal phone line) | +------------------------------------------------------------+ +------------------------------------------------------------+ | 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 | Return to on-line data mode | |---------------+--------------------------------------------| | O1 | Forces modem from online command mode to | | | data mode | +------------------------------------------------------------+ +------------------------------------------------------------+ | PULSE DIALING RATIO | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Pn [cmds] | |--------------+---------------------------------------------| | Description: | Selects pulse dial make/break ratio | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i &P0 | 39/61ms at 10pps (North America) | |--------------+---------------------------------------------| | &P1 | 33/67ms at 10pps (Europe) | +------------------------------------------------------------+ +------------------------------------------------------------+ | REPORT INFORMATION | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] In [cmds] | |--------------+---------------------------------------------| | Description: | Displays information requested | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | I0 | Displays the product code | |--------------+---------------------------------------------| | I1 | Displays the ROM checksum | |--------------+---------------------------------------------| | I2 | Performs and EEPROM check | |--------------+---------------------------------------------| | I3 | Displays serial number and AT&T Paradyne | |--------------+---------------------------------------------| | I4 | Displays alphanumeric modem number | |--------------+---------------------------------------------| | I5 | Displays circuit card part number | |--------------+---------------------------------------------| | I6 | Displays software part number | |--------------+---------------------------------------------| | I9 | Displays firmware revision number | |--------------+---------------------------------------------| | I10 | Allows the value of 10 to be changed to 144 | | | (I10=0), 240 (I10=1), 480 (I10=2), 960 | | | (I10=3), or 120 (I10=4) | |--------------+---------------------------------------------| | I11 | Displays a ROM checksum in a hexadecimal | | | format | |--------------+---------------------------------------------| | I17 | Displays last fatal error recorded | |--------------+---------------------------------------------| | I19 | Displays firmware revision number in an | | | alphanumeric format | +------------------------------------------------------------+ +------------------------------------------------------------+ | RESULT CODE FORMAT | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] Vn [cmds] | |--------------+---------------------------------------------| | Description: | Selects word or numeric format for | | | information-text and result codes | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | V0 | Numeric format enabled (numbers 1) | |--------------+---------------------------------------------| | i V1 | Verbose (word) format enabled | |--------------+---------------------------------------------| | V2 | Numeric format enabled (numbers 2) | +------------------------------------------------------------+ +------------------------------------------------------------+ | RESULT CODES | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] Qn [cmds] | |--------------+---------------------------------------------| | Description: | Enables modem to send result codes to the | | | DTE | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | i 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 | |--------------+---------------------------------------------| | i &R0 | Standard RS-232 operation: RTS must be on | | | for the computer to transmit to the modem | |--------------+---------------------------------------------| | &R1 | Ignore | |--------------+---------------------------------------------| | &R2 | Simulated Control Carrier | +------------------------------------------------------------+ +------------------------------------------------------------+ | 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. | |--------------+---------------------------------------------| | i X4 | Busy and dial tone detection enabled; | | | result codes 0 - 7 & 10 enabled. | |--------------+---------------------------------------------| | X5 | Adds error control suffix (REL) to extended | | | result codes 20-27 if error control is | | | used, enabled dial tone detect and busy | | | tone detect | |--------------+---------------------------------------------| | X6 | Add either V.42 or MNP suffix to extended | | | result codes 20-27 if data compression is | | | used, enable dial tone detect and busy | | | signal detect | |--------------+---------------------------------------------| | X7 | Computer's data rate appears in the connect | | | message instead of the telephone line data | | | rate, enables dial tone detect and busy | | | tone detect | +------------------------------------------------------------+ +------------------------------------------------------------+ | SOFT RESET | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] Zn [cmds] | |--------------+---------------------------------------------| | Description: | Restores modem profiles previously saved in | | | non-volatile RAM using the &W command. | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | Z0 | Restore setting 0 | |--------------+---------------------------------------------| | Z1 | Restore setting 1 | |--------------+---------------------------------------------| | Z3 | Performs a reset and loads storage area | | | specified by &Y into Active | +------------------------------------------------------------+ +------------------------------------------------------------+ | SPEAKER MODE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] Mn [cmds] | |--------------+---------------------------------------------| | Description: | Selects various speaker options | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | M0 | Speaker disabled | |--------------+---------------------------------------------| | i M1 | Speaker enabled until carrier signal | | | detected | |--------------+---------------------------------------------| | M2 | Speaker enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | 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 | |--------------+---------------------------------------------| | &T2 | Pattern 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 | Self test | +------------------------------------------------------------+ +------------------------------------------------------------+ | TRANSMIT LEVEL | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &In [cmds] | |--------------+---------------------------------------------| | Description: | Determins the transmit level for data over | | | dial lines. (-10 - -25dBm) | +------------------------------------------------------------+ +------------------------------------------------------------+ | TRANSMIT MODE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] &Jn [cmds] | |--------------+---------------------------------------------| | Description: | Controls the transmit mode | |--------------+---------------------------------------------| | Command | Jack Type | |--------------+---------------------------------------------| | i &J0 | Permissive mode | +------------------------------------------------------------+ Extended AT Commands +------------------------------------------------------------+ | COMPRESSION | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] %Cn [cmds] | |--------------+---------------------------------------------| | Description: | Selects data compression | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | %C0 | Disable V.42bis and MNP 5 data compression | |--------------+---------------------------------------------| | %C1 | Enable V.42bis and MNP 5 data compression | +------------------------------------------------------------+ +------------------------------------------------------------+ | CONNECT MODE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Nn [cmds] | |--------------+---------------------------------------------| | Description: | Controls the type of connection the modem | | | will operate in | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | \N0 | Buffer mode | |--------------+---------------------------------------------| | \N1 | Direct mode | |--------------+---------------------------------------------| | \N2 | MNP or disconnect | |--------------+---------------------------------------------| | \N3 | MNP or buffer | |--------------+---------------------------------------------| | \N4 | LAPM of disconnect (cellular setting) | |--------------+---------------------------------------------| | \N5 | LAPM or buffer | |--------------+---------------------------------------------| | \N6 | V.42.MNP or disconnect | |--------------+---------------------------------------------| | i \N7 | V.42/MNP or buffer | +------------------------------------------------------------+ +------------------------------------------------------------+ | CTS CONTROL | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Dn [cmds] | |--------------+---------------------------------------------| | Description: | Determines the hanling of the Clear To Send | | | signal | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | \D0 | Forced on | |--------------+---------------------------------------------| | \D1 | Follows standard RS-232 operation: CTS | | | follows DTS | |--------------+---------------------------------------------| | \D2 | Forced on, but turns off momentarily when | | | disconnected | |--------------+---------------------------------------------| | \D3 | Follow state of DTR signal | +------------------------------------------------------------+ +------------------------------------------------------------+ | DATABURST CONTROL | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] %Van [cmds] | |--------------+---------------------------------------------| | Description: | Databurst control | |------------------------------------------------------------| | Command | Function | |---------------------+--------------------------------------| | %VA0 | Disable | |---------------------+--------------------------------------| | %VA1 | Enable | +------------------------------------------------------------+ +------------------------------------------------------------+ | ERROR CONTROL NEGOTIATION BUFFER | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Cn [cmds] | |--------------+---------------------------------------------| | Description: | Determines wether the modem buffers data | | | durring error control negotiation | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | \C0 | Disabled | |--------------+---------------------------------------------| | \C1 | Enabled | |--------------+---------------------------------------------| | \C2 | Disabled, enable upon fallback | +------------------------------------------------------------+ +------------------------------------------------------------+ | FLOW CONTROL TYPE | |------------------------------------------------------------| | Type: | Configuration | |------------------+-----------------------------------------| | Format: | AT [cmds] \Qn [cmds] | |------------------+-----------------------------------------| | Description: | Sets type of flow control used by modem | |------------------------------------------------------------| | DTE | |------------------------------------------------------------| | Command | Function | |------------------+-----------------------------------------| | \Q0, \Q4, \Q5, | Disable | | \Q6 | | |------------------+-----------------------------------------| | \Q1 | XON/XOFF | |------------------+-----------------------------------------| | \Q2, \Q3 | CTS to DTE | |------------------------------------------------------------| | DCE | |------------------------------------------------------------| | Command | Function | |------------------+-----------------------------------------| | \Q0, \Q2, \Q4 | Disable | |------------------+-----------------------------------------| | \Q1, \Q5 | XON/XOFF | |------------------+-----------------------------------------| | \Q3, \Q6 | RTS to DCE | +------------------------------------------------------------+ +------------------------------------------------------------+ | INACTIVITY TIMER | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Tn [cmds] | |--------------+---------------------------------------------| | Default: | 0 | |--------------+---------------------------------------------| | Range: | 0-255 | |--------------+---------------------------------------------| | Unit: | 1 second | |--------------+---------------------------------------------| | Description: | Sets the length of time that the modem does | | | not receive information before it | | | disconnects. 0 disables. | +------------------------------------------------------------+ +------------------------------------------------------------+ | MAXIMUM BLOCK SIZE FOR TRANSMISSION | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \An [cmds] | |--------------+---------------------------------------------| | Description: | Sets the maximum transmittable block size | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | \A0 | MNP block size is 64 characters | |--------------+---------------------------------------------| | \A1 | MNP block size is 128 characters | |--------------+---------------------------------------------| | \A2 | MNP block size is 192 characters | |--------------+---------------------------------------------| | \A3 | MNP block size is 256 characters | |--------------+---------------------------------------------| | \A4 | MNP block size is 32 characters | |--------------+---------------------------------------------| | \A5 | MNP block size is 16 characters | +------------------------------------------------------------+ +------------------------------------------------------------+ | MODULATION/DATA RATE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] %Bn [cmds] | |--------------+---------------------------------------------| | Description: | Controls the modulation/data rate | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | %B300 | V.21 or Bell 103 @ 300bps | |--------------+---------------------------------------------| | %B1200 | V.22, V.23 or Bell 212A @ 1200bps | |--------------+---------------------------------------------| | %B2400 | V.22bis @ 2400bps | |--------------+---------------------------------------------| | %B4800 | V.32bis/V.32 @ 4800bps | |--------------+---------------------------------------------| | %B7200 | V.32bis @ 7200bps | |--------------+---------------------------------------------| | %B9600 | V.32bis/V.32 @ 9600bps | |--------------+---------------------------------------------| | %B12000 | V.32bis @ 12,000bps | |--------------+---------------------------------------------| | %B14400 | V.32bis @ 14,400bps | +------------------------------------------------------------+ +------------------------------------------------------------+ | VOICESPAN | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] %VFn [cmds] | |--------------+---------------------------------------------| | Description: | Controls voicespan defaults | +------------------------------------------------------------+ +------------------------------------------------------------+ | VOICESPAN AUDIO VOLUME | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] %VG [cmds] | |--------------+---------------------------------------------| | Range: | 0 (lowest) - 9 (highest) | |--------------+---------------------------------------------| | Description: | Returns a value which indicates the | | | received line signal level | +------------------------------------------------------------+ +------------------------------------------------------------+ | VOICESPAN DATA MODE | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] %VH [cmds] | |--------------+---------------------------------------------| | Description: | Controls the voicespan data mode | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | %VH0 | Audio and data | |--------------+---------------------------------------------| | %VH1 | Data only | +------------------------------------------------------------+ +------------------------------------------------------------+ | VOICESPAN SPEAKER RING VOLUME | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] %VL [cmds] | |--------------+---------------------------------------------| | Description: | Controls the voicespan speaker ring volume | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | %VL0 | Disable | |--------------+---------------------------------------------| | %VL1 | Low | |--------------+---------------------------------------------| | %VL2 | Medium | |--------------+---------------------------------------------| | %VL3 | High | +------------------------------------------------------------+ +------------------------------------------------------------+ | VOICESPAN TOGGLE | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] %VS [cmds] | |--------------+---------------------------------------------| | Description: | Disables the voicespan | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | %VS0 | Disable | |--------------+---------------------------------------------| | %VS1 | Enable | +------------------------------------------------------------+ S(status) -REGISTERS +------------------------------------------------------------+ | ADDITIONAL RINGS TO ANSWER | |------------------------------------------------------------| | Type: | Register | |------------------------------------------------------------| | Format: | AT [cmds] S62=n [cmds] | |--------------+---------------------------------------------| | Range: | 0 - 255 (0 = disable) | |--------------+---------------------------------------------| | Description: | Specifies the number of rings to be sent to | | | the local telephone before a RING message | | | is sent to the computer | +------------------------------------------------------------+ +------------------------------------------------------------+ | AT COMMAND MODE | |------------------------------------------------------------| | Type: | Register | |------------------------------------------------------------| | Format: | AT [cmds] S84=n [cmds] | |--------------+---------------------------------------------| | Description: | Determines how the modem responds to valid | | | and invalid AT commands | |------------------------------------------------------------| | Command | Function | |---------------+--------------------------------------------| | i S84=0 | Normal | |---------------+--------------------------------------------| | S84=1 | ERROR result code is not issued in | | | response to invalid commands | |---------------+--------------------------------------------| | S84=2 | All invalid commands and all commands that | | | alter configuration options are ignored | +------------------------------------------------------------+ +------------------------------------------------------------+ | BUFFER DISCONNECT DELAY | |------------------------------------------------------------| | Type: | Register | |------------------------------------------------------------| | Format: | AT [cmds] S49=n [cmds] | |--------------+---------------------------------------------| | Description: | Sets how long the modem waits to disconnect | | | after it has received a disconnect command. | |------------------------------------------------------------| | Command | Function | |--------------------------+---------------------------------| | S49=0 | Disable | +------------------------------------------------------------+ +------------------------------------------------------------+ | CELLULAR ENHANCEMENTS | |------------------------------------------------------------| | Type | Register or Configuration | |-------------+----------------------------------------------| | Format | AT [cmds] S91=n [cmds] | |-------------+----------------------------------------------| | Description | This is part of the ETC protocol and is | | | enabled when the modem is configured using | | | AT&F5 or AT&F6 commands. | |------------------------------------------------------------| | Command | Function | |-----------+------------------------------------------------| | i S91=1 | Disable | |-----------+------------------------------------------------| | S91=2 | Enable | +------------------------------------------------------------+ +------------------------------------------------------------+ | DIAL LINE RATE | |------------------------------------------------------------| | Format | AT [cmds] S41=n [cmds] | |-----------------+------------------------------------------| | Default: | 0,1 | |-----------------+------------------------------------------| | Range: | 0 - 13 | |-----------------+------------------------------------------| | Description: | Sets the protocol and rate. | |-----------------+------------------------------------------| | Bit | Value | Function | |-------+---------+------------------------------------------| | 1 - 0 | 14,400 | V.32bis | |-------+---------+------------------------------------------| | 2 | 12,000 | V.32bis | |-------+---------+------------------------------------------| | 3 | 9600 | V.32bis/V.32 | |-------+---------+------------------------------------------| | 4 | 7200 | V.32bis | |-------+---------+------------------------------------------| | 5 | 4800 | V.32bis/V.32 | |-------+---------+------------------------------------------| | 6 | 2400 | V.22bis | |-------+---------+------------------------------------------| | 7 | 1200 | V.22 | |-------+---------+------------------------------------------| | 8 | 1200 | Bell 212A | |-------+---------+------------------------------------------| | 10 | 0-300 | V.21 | |-------+---------+------------------------------------------| | 11 | 0-300 | Bell 103J | |-------+---------+------------------------------------------| | 12 | 1200/75 | V.23 | |-------+---------+------------------------------------------| | 13 | 75/1200 | V.23 | +------------------------------------------------------------+ +------------------------------------------------------------+ | DTE RATE = VF RATE | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format: | AT [cmds] S90=n [cmds] | |--------------+---------------------------------------------| | Description: | Automatically adjusts the computer's rate | | | to equal the dial-line rate | |------------------------------------------------------------| | Command | Function | |------------+-----------------------------------------------| | i S90=1 | Disable | |------------+-----------------------------------------------| | S90=2 | Enable | +------------------------------------------------------------+ +------------------------------------------------------------+ | DTMF TONE OFF TIMER | |------------------------------------------------------------| | Format: | AT [cmds] S13=n [cmds] | |--------------+---------------------------------------------| | Default: | 70 | |--------------+---------------------------------------------| | Range: | 50 - 255 | |--------------+---------------------------------------------| | Description: | Controls the duration of the wait between | | | DTMF tones | +------------------------------------------------------------+ +------------------------------------------------------------+ | FAST DISCONNECT | |------------------------------------------------------------| | Type: | Register | |------------------------------------------------------------| | Format: | AT [cmds] S85=n [cmds] | |--------------+---------------------------------------------| | Description: | Determines whether the modem instantly goes | | | on-hook in response to a disconnect | | | command. | |------------------------------------------------------------| | Command | Function | |--------------------------+---------------------------------| | i S85=0 | Disable | |--------------------------+---------------------------------| | S85=1 | Enable | +------------------------------------------------------------+ +------------------------------------------------------------+ | HARDWARE BYPASS CONTROL | |------------------------------------------------------------| | Type: | Register | |------------------------------------------------------------| | Format: | AT [cmds] S67=n [cmds] | |--------------+---------------------------------------------| | Description: | Determines under what conditions the modem | | | will turn on or off hardware bypass | | | control. | |------------------------------------------------------------| | Command | Function | |------------------+-----------------------------------------| | i S67=0 | Disable | |------------------+-----------------------------------------| | S67=1 | Bypass if DTR drops | |------------------+-----------------------------------------| | S67=2 | Bypass until modem goes off hook | +------------------------------------------------------------+ +------------------------------------------------------------+ | LINE CURRENT DISCONNECT | |------------------------------------------------------------| | Type: | Register | |------------------------------------------------------------| | Format: | AT [cmds] S65=n [cmds] | |--------------+---------------------------------------------| | Description: | Enables line current disconnects | |------------------------------------------------------------| | Command | Function | |---------------+--------------------------------------------| | i S65=0 | Disconnect after 8 milliseconds | |---------------+--------------------------------------------| | S65=1 | Disconnect after 90 milliseconds | |---------------+--------------------------------------------| | S65=2 | Disable | +------------------------------------------------------------+ +------------------------------------------------------------+ | MAXIMUM RATE IN DATA-ONLY MODE | |------------------------------------------------------------| | Type: | Register | |------------------------------------------------------------| | Format: | AT [cmds] S61=n [cmds] | |--------------+---------------------------------------------| | Description: | Sets the data rate used when in data-only | | | mode | |------------------------------------------------------------| | Command | Function | |--------------------------+---------------------------------| | i S61=0 | 14,400bps | |--------------------------+---------------------------------| | S61=1 | 12,000bps | |--------------------------+---------------------------------| | S61=2 | 9600bps | |--------------------------+---------------------------------| | S61=3 | 7200bps | |--------------------------+---------------------------------| | S61=7 | 4800bps | +------------------------------------------------------------+ +------------------------------------------------------------+ | RI FOLLOWS LOCAL PHONE | |------------------------------------------------------------| | Type: | Register | |------------------------------------------------------------| | Format: | AT [cmds] S68=n [cmds] | |--------------+---------------------------------------------| | Description: | Determines whether the RI signal indicates | | | the hookswitch status of the telephone | | | connected to the Voice Interface Port. | |------------------------------------------------------------| | Command | Function | |--------------------------+---------------------------------| | i S68=0 | Disable | |--------------------------+---------------------------------| | S68=1 | Enable | +------------------------------------------------------------+ +------------------------------------------------------------+ | V.17 FAX DISABLE | |------------------------------------------------------------| | Type: | Register | |------------------------------------------------------------| | Format: | AT [cmds] S79=n [cmds] | |--------------+---------------------------------------------| | Description: | Enables the V.17 fax functionality. | |------------------------------------------------------------| | Command | Function | |------------------------+-----------------------------------| | i S79=0 | Disable | |------------------------+-----------------------------------| | S79=1 | Enable | +------------------------------------------------------------+ +------------------------------------------------------------+ | V.32bis AUTOMODE FOR DIAL-LINE OPERATION | |------------------------------------------------------------| | Type: | Register | |------------------------------------------------------------| | Format: | AT [cmds] S78=n [cmds] | |--------------+---------------------------------------------| | Description: | Determines whether the modem can connect | | | using a modulation scheme other than that | | | specified by S41. | |------------------------------------------------------------| | Command | Function | |-------------------------+----------------------------------| | i S78=0 | Enable | |-------------------------+----------------------------------| | S78=1 | Disable | +------------------------------------------------------------+ +------------------------------------------------------------+ | V.32bis AUTORATE FOR DIAL-LINE OPERATION | |------------------------------------------------------------| | Type: | Register | |------------------------------------------------------------| | Format: | AT [cmds] S76=n [cmds] | |--------------+---------------------------------------------| | Description: | Determines whether the modem can adjust | | | line rate according to the line conditions | |------------------------------------------------------------| | Command | Function | |--------------------------+---------------------------------| | i S76=0 | Enable | |--------------------------+---------------------------------| | S76=1 | Disable | |--------------------------+---------------------------------| | S76=2 | 4800bps | |--------------------------+---------------------------------| | S76=3 | 9600bps | +------------------------------------------------------------+ +------------------------------------------------------------+ | V.32bis TRAIN | |------------------------------------------------------------| | Type: | Register | |------------------------------------------------------------| | Format: | AT [cmds] S43=n [cmds] | |--------------+---------------------------------------------| | Description: | Sets the duration of the V.32 handshaking | | | sequence. | |------------------------------------------------------------| | Command | Function | |-------------------------+----------------------------------| | i S43=0 | Long | |-------------------------+----------------------------------| | S43=1 | Short | +------------------------------------------------------------+ +------------------------------------------------------------+ | V.42 ARQ WINDOW SIZE INCREASE | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format | AT [cmds] S89=n [cmds] | |--------------+---------------------------------------------| | Description: | Sets the V.42 ARQ window size to a value of | | | six to fifteen frames. | |------------------------------------------------------------| | Command | Function | |------------+-----------------------------------------------| | S89=0 | 6 frames | |------------+-----------------------------------------------| | i S89=1 | 7 frames | |------------+-----------------------------------------------| | S89=2 | 8 frames | |------------+-----------------------------------------------| | S89=3 | 9 frames | |------------+-----------------------------------------------| | S89=4 | 10 frames | |------------+-----------------------------------------------| | S89=5 | 11 frames | |------------+-----------------------------------------------| | S89=6 | 12 frames | |------------+-----------------------------------------------| | S89=7 | 13 frames | |------------+-----------------------------------------------| | S89=8 | 14 frames | |------------+-----------------------------------------------| | S89=9 | 15 frames (cellular setting) | |------------+-----------------------------------------------| | S89>9 | 9 frames | +------------------------------------------------------------+ +------------------------------------------------------------+ | VOICESPAN CALL DISCRIMINATE | |------------------------------------------------------------| | Type: | Register | |------------------------------------------------------------| | Format: | AT [cmds] S63=n [cmds] | |--------------+---------------------------------------------| | Description: | Determines wheter to use the modulation | | | indicated by the calling tone. | |------------------------------------------------------------| | Command | Function | |-------------------------+----------------------------------| | i S63=0 | Disable | |-------------------------+----------------------------------| | S63=1 | Enable | +------------------------------------------------------------+ +------------------------------------------------------------+ | VOICESPAN DISCRIMINATE TIMEOUT | |------------------------------------------------------------| | Type: | Register | |------------------------------------------------------------| | Format: | AT [cmds] S64=n [cmds] | |--------------+---------------------------------------------| | Range: | 0 - 255 | |--------------+---------------------------------------------| | Description: | Determines how long call discrimination can | | | be tried before the default modulation is | | | used. | +------------------------------------------------------------+ +------------------------------------------------------------+ | VOICESPAN FAST TRAIN | |------------------------------------------------------------| | Type: | Register | |------------------------------------------------------------| | Format: | AT [cmds] S75=n [cmds] | |--------------+---------------------------------------------| | Description: | Enables fast training when running | | | voicespan | |------------------------------------------------------------| | Command | Function | |--------------------------+---------------------------------| | i S75=0 | Enable | |--------------------------+---------------------------------| | S75=1 | Disable | +------------------------------------------------------------+ +------------------------------------------------------------+ | VOICESPAN PHONE RING COUNT | |------------------------------------------------------------| | Type: | Register | |------------------------------------------------------------| | Format: | AT [cmds] S66=n [cmds] | |--------------+---------------------------------------------| | Range: | 0 - 254 | |--------------+---------------------------------------------| | Description: | Sets the maximum number of rings used to | | | alert the user to an impending voicespan | | | session. | |------------------------------------------------------------| | Command | Function | |-------------------------+----------------------------------| | i S66=0 | Disable | +------------------------------------------------------------+