3 AT Commands, Result Codes, and S-Registers
MT5634ZPX-PCI 41
Command: &SnData Set Ready (DSR) Control
Values: n = 0 or 1
Default: 0
Description: &S0 Force DSR high (on).
&S1 Let DSR follow CD.
Command: &TnSelf-Test Commands
Values: n = 0, 1, 3 or 6
Default: None
Description: &T0 Abort. Stop any test in progress.
&T1 Local analog loop test.
&T3 Local digital loopback test.
&T6 Remote digital loopback test.
Command: &V View Current Configuration
Values: n/a
Description: Displays the active modem settings.
Command: &WnStore Current Configuration
Values: n = 0
Default: None
Description: &W0 Store active modem settings in NVRAM; load them at
power-on or following the ATZ command instead of
loading the factory defaults from ROM.
Command: &YnSelect Stored Configuration for Hard Reset
Values: n = 0
Default: 0
Description: &Y0 Select stored configuration 0 on power-up.
(For backward compatibility with some software.)
&Y1 Not supportedresponds ERROR.
Command: &Zn=xStore Telephone Number
Values: n = 0, 1, 2, or 3
x = Dialing string
Default: None
Description: Stores telephone dial string x in memory location n. Dial
the stored number using the command ATDS=n.