User's Manual

N – Recognizing Type of Modulation
This command commands the automatic recognition of the type of modulation.
ATN0 When originating or answering, connect only at the data rates
specified by the modulation.
ATN1 When originating or answering, begin handshaking at the modulation
data rate. If the remote modem does not support the specified
modulation data rate, fall down in data rate or modulation to the
highest compatible data rate.(factory settings)
O – Return to On-Line Operation
The O command causes the modem to return to Online mode, which had been
left temporarily, using the Esc sequence. With the remote modems still online,
you can continue data transmission.
Q – Modem Messages On / Off
ATQ0 Result codes enabled(factory setting)
ATQ1 Result codes disabled
S – Reading and Modifying Registers
This command gives access to the internal modem registers. See chapter 4 for
details of the possible values.
ATSn=v This sets Register n to the (decimal) value v
ATSn=v? This sets Register n to the (decimal) value v and sends the new
value for checking
ATSn? This reads Register n and gives its value in decimal form
V – Verbal or Numeric Modem Messages
The V command determines the type of message which the modem returns to
the computer.
ATV0 Numeric form
ATV1 Verbose (text) form (factory setting)
AT COMMANDS: DATA MODEM 2-7