User's Manual
CommandFunction
I_I0
Displayproduct-identicationcode
I1
FactoryROMchecksumtest
I2Internalmemorytest
I3FirmwareID
I4ReservedID
L_L0Lowspeakervolume
L1Lowspeakervolume
L2Mediumspeakervolume
L3Highspeakervolume
M_M0
Internalspeakeroff
M1Internalspeakeronuntilcarrierdetected
M2Internalspeakeralwayson
M3
Internalspeakeronuntilcarrierdetectedandoffwhiledialing
N_
Includedforcompatibilityonly,providesnoeffect
O_O0
ReturntoDataMode
O1
ReturntoDataModeandinitiateanequalizerretrain
P
SetPulsedialasdefault
Q_Q0
Modemsendsresponses
Sr?
Readanddisplayvalueinregisterr.
Sr=nSetregisterrtovaluen(n=0-255).
T
SetT oneDialasdefault
V_V0Numericresponses
V1Wordresponses
W_W0ReportDTEspeedonly
W1Reportlinespeed,errorcorrectionprotocol,andDTEspeed.
W2
ReportDCEspeedonly
X_X0
HayesSmartmodem300compatibleresponses/blinddialing.
X1
SameasX0plusallCONNECTresponses/blinddialing
X2
SameasX1plusdialtonedetection
X3
SameasX1plusbusydetection/blinddialing
X4Allresponsesanddialtoneandbusysignaldetection
Z_Z0
Resetandretrieveactiveprole0
Z1
Resetandretrieveactiveprole1
ExtendedATcommands
CommandFunction
&C_&C0ForceCarrierDetectSignalHigh(ON)
&C1TurnonCDwhenremotecarrierispresent
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