Specifications

Si2493
30 Rev. 1.3
+PCW = X
Controls the action to be taken upon detection of call waiting.
X
Mode
0 Toggle RI and collect type II Caller ID if enabled by +VCID.
1 Hang up.
2 Ignore call waiting.
+PIG=X
Controls the use of PCM upstream in a V.92 DCE.
X
Mode
0 Enable PCM upstream.
1 Disable PCM upstream.
+PMH=X
Controls the modem-on-hold procedures.
X
Mode
0 Enables V.92 MOH.
1 Disables V.92 MOH.
+PMHF=X
V.92 MOH hook flash. This command causes the DCE to go on-hook and then return off-
hook. If this command is initiated and the modem is not On Hold, Error is returned.
+PMHR=X
Initiate MOH. Requests the DCE to initiate or to confirm a MOH procedure. Valid only if MOH
is enabled.
X
Mode
0 V.92 MOH request denied or not available.
1 MOH with 10 s timeout granted.
2 MOH with 20 s timeout granted.
3 MOH with 30 s timeout granted.
4 MOH with 40 s timeout granted.
5 MOH with 1 min. timeout granted.
6 MOH with 2 min. timeout granted.
7 MOH with 3 min. timeout granted.
8 MOH with 4 min. timeout granted.
9 MOH with 6 min. timeout granted.
10 MOH with 8 min. timeout granted.
11 MOH with 12 min. timeout granted.
12 MOH with 16 min. timeout granted.
13 MOH with indefinite timeout granted.
14 MOH request denied. Future request will also be denied.
Table 8. Basic AT Command Set (Command Defaults in Bold) (Continued)
Command Action