Configuration Commands
Rev 3.0B Feb.08 130
• n=1:AssertDCDwheninadatamode(UDP,TCP,PPP,or
SLIP)(Default).
• n=2:AssertDCDwhenthemodemhasnetworkcoverage.
&Dn
SetDTRmode.
• n=0:IgnoreDTR,sameeffectasHWDTRalwaysasserted
(sameasS211=1).
• n=2:UsehardwareDTR(sameasS211=0).
&Sn
SetDSRmode.
• n=0:AlwaysassertDSR(Default).
• n=1:AssertDSRwheninadatamode(UDP,TCP,PPP,or
SLIP)(Default).
• n=2:AssertDSRwhenthemodemhasnetworkcoverage.
Tip: S211 can also be used to request that DSR is always asserted. If
S211 is set to 3 and &S is changed to a non-zero value, S211 will be
changed to 1.
\APPP
SetmodemoperationtoPPPmode.Cannotbeconfiguredin
AceManager.\ASLIP
SetmodemoperationtoSLIPmode.DTRmustbeasserted
(&D0orS211=1).CannotbeconfiguredinAceManager.
\Qn
Setorquerytheserialportflowcontrolsetting.
• n=0:Noflowcontrolisbeingused.
• n=1:RTS/CTShardwareflowcontrolisbeingused.
• n=4:Transparentsoftwareflowcontrol.Usesescaped
XONandXOFFforflowcontrol.XONandXOFF
charactersindatastreamareescapedwiththe@character
(0x40).@indataissentas@@.
*CTSE=n
ClearToSendEnable:ThisfeatureassertsCTSwhenthereisa
networkconnection.
• n=0:Disabled(Default).
• n=1:EnableassertionofCTSwhenthereisnetwork
coverage.