Digital Modem Installation Guide

AT commands 69
P0873832 Issue 05 CTA 500 dm On Line Guide
&P6=n serial interface stop
bits per character
0 one stop bit (default)
1 one and one-half stop
bits
2 two stop bits
\Qn serial interface
flow control
0 none
1 bidirectional
XON/XOFF
2 not supported
3 bidirectional RTS/CTS
(default)
4 not supported
&Cn DCD operation 0 always on
1 tracks connection
(default)
2 always on, except
temporarily
after disconnect
&Dn DTR operation 0 ignored (default)
1 enter command state
2 hang-up and disable
auto while DTR is down
3 hang-up and reset port
&Rn CTS operation 0 CTS follows RTS
1 CTS is always on when
on-line (default)
&Sn DSR operation 0 DSR is always on
(default)
@N1=n calling line ID
delivery control
0 disabled (default)
1 enable concatenation
format
2 enable tag and value
format
@Q calling line ID query
@Sn select CLID security mode 0 disabled (default)
1 enable CLID screening
mode
2 enable CLID blocking
mode
Command Description Value