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3334BT
ARCHTEK CORPORATION
3334BT
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Card Type
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Modem/Fax card
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Chip Set
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Texas Instruments
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I/O Options
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Line out, phone in
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Maximum Modem Rate
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33.6Kbps
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Maximum Fax Rate
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14.4Kbps
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Data Modulation Protocol
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Bell 103A/212A
ITU-T V.21, V.22, V.22bis, V.32, V.32bis, V.34, V.34bis
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Fax Modulation Protocol
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ITU-T V.17, V.21CH2, V.27ter, V.29
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Error Correction/Compression
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MNP5, V.42, V.42bis
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Fax Class
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Class I & II
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Data Bus
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8-bit ISA
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Card Size
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Half-length
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CONNECTIONS
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Function
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Label
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Function
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Label
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Line out
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CN2
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Phone in
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CN3
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SERIAL PORT ADDRESS
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Setting
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J3/A
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J3/B
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J3/C
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COM1 (3F8h)
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Closed
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Closed
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Closed
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COM2 (2F8h)
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Open
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Closed
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Closed
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COM3 (3E8h)
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Closed
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Open
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Closed
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COM4 (2E8h)
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Open
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Open
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Closed
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Disabled
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Open
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Open
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Open
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INTERRUPT
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Setting
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J4/A
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J4/B
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J4/C
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J4/D
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J4/E
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IRQ2
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On
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Off
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Off
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Off
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Off
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IRQ3
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Off
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On
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Off
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Off
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Off
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IRQ4
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Off
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Off
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On
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Off
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Off
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IRQ5
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Off
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Off
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Off
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On
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Off
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IRQ7
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Off
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Off
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Off
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Off
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On
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SUPPORTED COMMAND SET
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Basic AT Commands
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AT, ‘+++’, ‘comma’, A/
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A, B, E, F, H, M, O, S, V
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&C, &D, &G, &T, &W, &Z
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S Registers
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S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S18, S25
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Note: See MHI Help File for full command documentation.
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PROPRIETARY AT COMMAND SET
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DIAL
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Type:
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Immediate
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Format:
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AT [cmds] D<#> [cmds]
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Description:
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Dials telephone number according to any modifiers included in the string
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Note:
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Any combination of modifiers can be used to produce the desired dial functions in sequence.
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Command
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Function
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DL
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Re-dial last number
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í DP
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Pulse dialing enabled
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DR
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Answer mode enabled; originate mode disabled following handshake initiation.
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DS=n
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Dial stored telephone number n
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DT
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Tone dialing enabled/Pulse dialing disabled
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DW
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Dialing resumed following dial tone detection
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D,
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Dialing paused for amount of time specified in S8 register
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D!
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Flash function initiated. Modem commanded to go off-hook for specified time before returning on-hook.
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D@
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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.
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D;
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Modem returned to idle state after dialing. The semicolon can only be placed at the end of the dial command.
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D/
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Delays for 125 msec. before proceeding with dial
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D#,D*
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Extended touch tone pad tones
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D$
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Displays a list of dial commands
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REPORT INFORMATION
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Type:
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Immediate
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Format:
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AT [cmds] In [cmds]
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Description:
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Displays information requested
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Command
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Function
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I0
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Reports four digit product code
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I1
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Reports ROM checksum
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I2
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Reports results of RAM self test
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I3
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Reports product type
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I4
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Reports current modem settings
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I5
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Reports NVRAM settings
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I6
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Reports link diagnostics
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I7
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Reports product configuration
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I9
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Reports plug and play information
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I11
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Reports call statistics
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SPEAKER VOLUME
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Type:
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Configuration
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Format:
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AT [cmds] Ln [cmds]
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Description:
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Controls speaker volume
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Command
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Function
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L0
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Low volume setting
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L1
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Low volume setting
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í L2
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Medium volume setting
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L3
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Highest volume setting
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RESULT CODES
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Type:
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Configuration
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Format:
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AT [cmds] Qn [cmds]
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Description:
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Enables modem to send result codes to the DTE
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Command
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Function
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Q0
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Result code sending enabled
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Q1
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Result code sending disabled
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Q2
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Displays result codes in originate mode
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Q3
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Displays result codes only in ring mode
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SELECT CALL PROGRESS RESULT CODES
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Type:
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Configuration
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Format:
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AT [cmds] Xn [cmds]
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Description:
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Enables selection of tone detection and associated result code format options
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Command
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Function
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X0
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Busy and dial tone detection disabled; result codes 0 - 4 enabled.
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X1
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Busy and dial tone detection disabled; result codes 0 - 5 & 10 - 25 enabled.
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X2
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Busy tone detection disabled, dial tone detection enabled; result codes 0 - 6 & 10 -155 enabled.
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X3
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Busy tone detection enabled, dial tone detection disabled; result codes 0 - 4, 8 - 155 enabled.
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X4
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Busy and dial tone detection enabled; result codes 0 -1 & 3 - 155 enabled.
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RESET DEFUALT CONFIGURATION
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Type:
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Configuration
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Format:
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AT [cmds] Yn [cmds]
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Description:
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Tells the modem which profile to use the next time the modem is turned on or reset
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Command
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Function
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Y0
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Load profile 0
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Y1
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Load profile 1
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Y2
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Generic template
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Y3
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Hardware flow control
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Y4
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Software flow control
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SOFT RESET
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Type:
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Immediate
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Format:
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AT [cmds] Zn [cmds]
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Description:
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Restores modem profiles previously saved in non-volatile RAM using the &W command.
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Command
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Function
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Z0
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Restore NVRAM setting selected by Y command
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Z1
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Restore NVRAM setting 0
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Z2
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Restore NVRAM setting 1
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Z3
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Restore factory default setting 0
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Z4
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Restore factory default setting 1
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Z5
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Restore factory default setting 2
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COMMANDS
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Type:
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Configuration
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Format:
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AT [cmds] &$ [cmds]
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Description:
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Displays a list of ampersand commands
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MODIFY RESPONSES
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Type:
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Configuration
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Format:
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AT [cmds] &An [cmds]
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Description:
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Determines whether the modem sends MNP responses
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Command
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Function
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&A0
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ARQ result codes disabled
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&A1
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Append /ARQ to word CONNECT responses when an error correction connection is made.
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&A2
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Append additional V.32 indicator in result codes for calls at or above 4800bps
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&A3
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Append protocol of call
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DTE INTERFACE
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Type:
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Configuration
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Format:
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AT [cmds] &Bn [cmds]
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Description:
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Controls DTE interface speed
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Command
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Function
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&B0
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Change serial port speed to match rate of connection
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í &B1
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Serial port speed is independent of connection speed
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&B2
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In answer mode, serial port speed is fixed only for ARQ calls
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FACTORY DEFAULT PROFILE
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Type:
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Configuration
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Format:
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AT [cmds] &F [cmds]
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Description:
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Sets values in active profile to values found in the default profile
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Command
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Function
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&F0
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Sets values to standard factory configuration
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&F1
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Sets values to factory configuration 0
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&F2
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Sets values to factory configuration 1
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FLOW CONTROL
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Type:
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Configuration
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Format:
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AT [cmds] &Hn [cmds]
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Description:
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Enables flow control options
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Command
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Function
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&H0
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Flow control disabled
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&H1
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Hardware flow control enabled
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&H2
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Software flow control enabled
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&H3
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Hardware and software flow control enabled
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FLOW CONTROL PASS THROUGH
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Type:
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Configuration
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Format:
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AT [cmds] &In [cmds]
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Description:
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Enables flow control options
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Command
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Function
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&I0
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XON/XOFF flow control disabled
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&I1
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Process XON/XOFF signals to your modem and remote system
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&I2
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Process XON/XOFF signals to your modem only
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DATA COMPRESSION
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Type:
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Configuration
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Format:
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AT [cmds] &Kn [cmds]
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Description:
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Enables data compression
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Command
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Function
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&K0
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Data compression disabled
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&K1
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Data compression is enabled if the DTE data rate is higher than the link rate and the remote DCE supports either MNP5 or V.42bis
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&K2
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Data compression enabled
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&K3
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MNP5 disabled, V.42bis enabled
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COMMUNICATIONS MODE
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Type:
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Configuration
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Format:
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AT [cmds] &Mn [cmds]
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Description:
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Selects communications mode
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Command
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Mode
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&M0
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Normal mode
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&M4
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V.42 auto-reliable mode
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&M5
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V.42 or MNP reliable mode
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CONNECTION SPEED UPPER LIMIT
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Type:
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Configuration
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Format:
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AT [cmds] &Nn [cmds]
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Description:
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Sets required connection speed if &U is set to 0; otherwise, sets fastest allowed connection speed.
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Command
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Function
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&N0
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No maximum connect speed.
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&N1
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Set maximum connect speed to 300bps.
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&N2
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Set maximum connect speed to 1200bps.
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&N3
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Set maximum connect speed to 2400bps.
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&N4
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Set maximum connect speed to 4800bps.
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&N5
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Set maximum connect speed to 7200bps.
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&N6
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Set maximum connect speed to 9600bps.
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&N7
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Set maximum connect speed to 12Kbps.
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&N8
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Set maximum connect speed to 14.4Kbps.
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&N9
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Set maximum connect speed to 16.8Kbps.
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&N10
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Set maximum connect speed to 19.2Kbps.
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&N11
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Set maximum connect speed to 21.6Kbps.
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&N12
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Set maximum connect speed to 24Kbps.
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&N13
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Set maximum connect speed to 26.4Kbps.
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&N14
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Set maximum connect speed to 28.8Kbps.
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&N15
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Set maximum connect speed to 31.2Kbps.
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&N16
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Set maximum connect speed to 33.6Kbps.
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PULSE DIALING RATIO
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Type:
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Configuration
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Format:
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AT [cmds] &Pn [cmds]
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Description:
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Selects pulse dial make/break ratio
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Command
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Function
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í &P0
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39/61ms at 10pps (North America)
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&P1
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33/67ms at 10pps (Europe)
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RECEIVE DATA
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Type:
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Configuration
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Format:
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AT [cmds] &Rn [cmds]
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Description:
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Selects RTS options
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Command
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Function
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&R1
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RTS is ignored by modem.
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í &R2
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Modem sends data to DTE only if RTS is on
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DATA SET READY (DSR)
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Type:
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Configuration
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Format:
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AT [cmds] &Sn [cmds]
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Description:
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Selects DSR options
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Command
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Function
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&S0
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DSR forced high
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&S1
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DSR high only while modem is handshaking or connected
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CONNECTION SPEED LOWER LIMIT
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Type:
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Configuration
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Format:
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AT [cmds] &Un [cmds]
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Description:
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Sets slowest allowed connection speed if &N is set to 1 or higher.
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Command
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Function
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í &U0
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No minimum connect speed.
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&U1
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Set minimum connect speed to 300bps.
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&U2
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Set minimum connect speed to 1200bps.
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&U3
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Set minimum connect speed to 2400bps.
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&U4
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Set minimum connect speed to 4800bps.
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&U5
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Set minimum connect speed to 7200bps.
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&U6
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Set minimum connect speed to 9600bps.
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&U7
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Set minimum connect speed to 12Kbps.
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&U8
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Set minimum connect speed to 14.4Kbps.
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&U9
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Set minimum connect speed to 16.8Kbps.
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&U10
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Set minimum connect speed to 19.2Kbps.
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&U11
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Set minimum connect speed to 21.6Kbps.
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&U12
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Set minimum connect speed to 24Kbps.
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&U13
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Set minimum connect speed to 26.4Kbps.
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&U14
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Set minimum connect speed to 28.8Kbps.
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&U15
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Set minimum connect speed to 31.2Kbps.
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&U16
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Set minimum connect speed to 33.6Kbps.
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BREAK HANDLING
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Type:
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Configuration
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Format:
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AT [cmds] &Yn [cmds]
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Description:
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Sets break handling
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Command
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Function
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&Y0
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Destructive, but doesn’t sent break
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&Y1
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Destructive, expedited
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&Y2
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Nondestructive, expedited
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S(STATUS) -REGISTERS
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INACTIVITY TIMER
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Type:
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Register
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Format
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AT [cmds] S19=n [cmds]
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Default:
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0
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Unit:
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1 second
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Description:
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Activates when there is no activity on the phone line. Modem hangs up at time-out
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Note: S19=0 disables the timer and allows an indefinite duration.
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MNP OR V.42 MODE DELAY
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Type:
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Register
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Format
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AT [cmds] S21=n [cmds]
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Range:
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Unidentified
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Unit:
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10ms
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Description:
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Sets the length of breaks sent from modem to computer.
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FLOW CONTROL CHARACTER - XON
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Type:
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Register
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Format:
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AT [cmds] S22=n [cmds]
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Range:
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Unidentified
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Unit:
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ASCII
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Description:
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Sets the character used to represent XON
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FLOW CONTROL CHARACTER - XOFF
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Type:
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Register
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Format:
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AT [cmds] S23=n [cmds]
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Range:
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Unidentified
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Unit:
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ASCII
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Description:
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Sets the character used to represent XOFF
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