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Data Communication and Host Modes

Rev 2.0 Jul.09 55

Basic Modes

AT Mode

Usingaterminalconnection,ATcommandsareusedto

configurethemodem,commandittodosomething,orquerya

setting.ForafulllistingoftheATcommands,refertothe

appendix.AceManagerisagraphicaluserinterfaceformost

ATCommands.

• ATcommandsmust alwaysbeterminatedby<CR>(ASCII

character0x0D),acarriagereturn(pressingenteronthe

keyboard).Somemayalsoincludeanewlineorlinefeed

<LF>.

• IfE=1(EchoOn),theATcommand(includingthetermi‐

nating<carriagereturn)willbedisplayed(output)before

anyresponses.

• TwosettingsaffecttheformatofATcommandoutput:V

(Verbose)andQ(Quiet).

• IfQ=1(QuietOn),noresultcodesareoutputwhatsoever,

sothereisnoresponsegeneratedbya(nonquery)

command.

• IfQ=0(QuietOff),resultcodesareoutput.Theformatof

thisoutputisthenaffectedbytheVerbosesetting.

IfQuietmodeisoff,theresultcodeisaffectedasfollows:

ForV=1(Verbosemode),thetextualresultcodeissur‐

roundedbyacarriagereturnandnewline.AnyAT

queryresponseisalsosurroundedbyacarriagereturn

andnewline.

ForV=0(Tersemode),anumericresultcodeisoutput

withasingletrailingcarriagereturn(nonewlineis

output),whileanyATqueryresponseisfollowedbya

carriagereturnandnewline(thereisnopreceding

output).

• Forexample,possibleoutputtotheATcommand“AT ” 

withcarriagereturn(assumingquietmodeisnoton)is:

carriagereturn‐ifV=0

carriagereturnandnewlineOKanothercarriage

returnandnewline‐ifV=1

Note: These commands work for the port on which they are executed.

For example, if the user types ATE1 and then AT&W using a serial

port connection, it will set the serial port to Echo On.

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AirLink Communications Raven X HSDPA Betriebsanweisung Seite 62