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AT&D1 DTR ON-OFF causes a transition to the on-line
command state.
AT&D2 DTR ON-OFF hangs up the phone.
AT&D3 DTR ON-OFF hangs up the phone and resets the
data
parameters to the start-upvalues.
AT&K Select Flow Control
This command selects the local flow control mode. Using this com-
mand is not recommended, instead use the AT+IFC com-
mand. Syntax:
AT&K[0] Disable flow control.
AT&K3 Set hardware flow control (CTS/RTS).
AT&K4 Set software flow control (XON/XOFF).
AT&Q Define Communications Mode Option
This command defines the dialling and on-line op-
tions. Syntax:
AT&Q[0] Enable normal asynchronous operation.
AT&Q2 Enable DTR controlled dial. DTR OFF to ON caus-
es a
call to be made to the number stored in the dial
slot
one (1).
DTR ON to OFF hangs up the phone.
AT&S Define DSR Option
This command defines how the DSR V.24 signal is han-
dled. Syntax:
AT&S[0] Keep DSR always ON.
AT&S1 Enable normal DSR usage*
*This is "always ON" with 09i/18i PremiCell. The command is includ-
ed for compatibility purposes.
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