Multi-Tech Systems BA-Series manual $Fn

Appendix C - AT Command Summary

&Fn	n = 0, 8 or 9
$Fn	n = 0 or 1
&Gn	n = 0, 1 or 2
Hn	n = 0 or 1
$Hn	n = 1 thru 3
In	n = 0,1or 2
I9	Read Only
L
L5
L6
L7
L8
L9
L10
L11 (
#Ln	n = 0 thru 3
Mn	n = 0 thru 3

&F loads factory default values from ROM.

*&F8 reads factory default values and switch settings when &F is issued.

&F9 reads parameters stored in non-volatile memory when &F is issued.

$F0 means do not fall back to normal connect if CR received.

*$F1 means fall back to normal connect if CR received.

*&G0 turns off CCITT guard tones.

&G1 turns on CCITT 550 Hz guard tone. &G2 turns on CCITT 1800 Hz guard tone.

H0 means Hang Up (go on hook).

H1 means Go Off Hook.

$H1 brings up Help Screen #1. $H2 brings up Help Screen #2. $H3 brings up Help Screen #3.

I0 requests modem ID #.

I1 requests firmware revision #.

I2 for MTS internal use.

Command enables display of Windows 95 Autodetect characteristics

Lists all stored telephone numbers in memory.

L5 lists all current operating parameters.

L6 lists all current S-Register values.

L7 lists additional parameters.

L8 lists On-Line Diagnostics.

L9 Displays Signal Strength Information.

L10 Displays Signal to Noise Ratio Information.

L11 Displays Noise Information.

*#L0 means modems negotiate V.42 Mode. #L1 means MNP on and LAP-M off.

#L2 means LAP-M on and MNP off.

#L3 means no detection phase but go directly to LAP-M.

M0 means Monitor speaker always Off.

*M1 means Monitor speaker On until carrier detected

M2 means Monitor speaker always On.

M3 Monitor speaker on during dialing/off during handshaking.

89