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Micro House PC Hardware Library Volume II: Network Interface Cards And Modems
by Micro House International, Inc. and Scott Mueller
Que, Macmillan Computer Publishing
ISBN: 078971664x Pub Date: 06/17/98
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Proprietary AT Command Set
CALLER ID
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Type:
| Configuration
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Format:
| AT [cmds] %CCID=n [cmds]
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Example:
| AT %CCID=2 %CCID=2<CR>
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Description:
| Controls the Caller ID function.
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Command
| Function
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%CCID=0 | Caller ID disabled.
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%CCID=1
| Caller ID displays formatted data.
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%CCID=2
| Caller ID displays raw hexadecimal data.
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COMMAND SET
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Type:
| Configuration
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Format:
| AT [cmds] %DUMBn [cmds]
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Example:
| AT %DUMB1%DUMB1<CR>
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Description:
| Disables the AT command set.
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Note:
| The AT command set is always active for the first 20 seconds after the modem is powered up. AT%DUMB0 can be entered during this time period to re-enable the command set.
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Command
| Function
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%DUMB0 | Command set enabled.
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%DUMB1
| Command set disabled.
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EXTENDED RING
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Format:
| AT [cmds] S101=n [cmds]
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Example:
| S101=40<CR>
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Default:
| 0
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Range:
| 0 - 255
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Unit:
| Bit-mapped
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Description:
| Selects the response to extended ring types.
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Bit
| Value
| Function
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0
| 0 | Do not respond to ring type A.
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1
| Respond to ring type A.
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1
| 0 | Do not respond to ring type B.
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1
| Respond to ring type B.
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2
| 0 | Do not respond to ring type C.
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1
| Respond to ring type C.
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3
| 0 | Do not respond to ring type D.
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1
| Respond to ring type D.
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4
| 0 | Do not respond to ring type E.
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1
| Respond to ring type E.
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5
| 0 | Do not respond to ring type F.
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1
| Respond to ring type F.
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6
| 0 | Do not respond to ring type G.
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1
| Respond to ring type G.
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7
| 0 | Report RING for all ring types.
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1
| Report RING n where n is the ring type.
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HELP SCREENS
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Type:
| Immediate
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Format:
| AT [cmds] $H
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Example:
| AT $H<CR>
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Description:
| Shows modem help screens.
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LCD DISPLAY STRING ECHO
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Type:
| Immediate
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Format:
| AT [cmds] %LCD? [cmds]
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Example:
| AT %LCD?<CR>
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Description:
| Returns the first two lines of text on the modems LCD display.
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LCD DISPLAY STRING SET
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Type:
| Immediate
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Format:
| AT [cmds] %LCD=xxxx [cmds]
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Example:
| AT %LCD=Preparing the fnord
<CR>
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Description:
| Displays up to 24 characters on the first two lines of the modems LCD display.
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LCD SCROLL RATE - LINE 1
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Type:
| Register
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Format:
| AT [cmds] S118=n [cmds]
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Example:
| ATS118=20 S118=20<CR>
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Default:
| 10
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Range:
| 0-255
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Unit:
| .1 second
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Description:
| Sets the length of time that each message will be displayed on line 1 of the front panel LCD if there are more messages pending.
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LCD SCROLL RATE - LINE 2
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Type:
| Register
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Format:
| AT [cmds] S119=n [cmds]
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Example:
| ATS119=5<CR>
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Default:
| 10
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Range:
| 0-255
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Unit:
| .1 second
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Description:
| Sets the length of time that each message will be displayed on line 2 of the front panel LCD if there are more messages pending.
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REDIAL
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Type:
| Immediate
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Format:
| AT [cmds] DL
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Example:
| AT M1 DLDL<CR>
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Description:
| Redials the last number dialed.
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REPORT INFORMATION
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Type:
| Immediate
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Format:
| AT [cmds] In [cmds]
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Example:
| AT I1 &W<CR>
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Description:
| Displays modem properties.
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Command
| Function
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I0
| Reports modem model and speed.
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I1
| Reports checksum number.
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I2
| Reports checksum result.
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I3
| Reports firmware version.
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I4
| Reports current command settings.
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I6
| Reports current connections statistics.
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