Comtrol AT Command Set Rev A User Manual
Page 130
AT Commands Reference Manual
Conexant
100722B
3-104
S22 - Speaker/Results Bit Mapped Options Status
S22 indicates the status of command options.
Default: 117 (75h) (01110101b)
Bits 0-1
Speaker volume (Ln)
0 =
Off (L0)
1 =
Low (L1) (Default.)
2 =
Medium (L2)
3 =
High (L3)
Bits 2-3
Speaker control (Mn)
0 =
Disabled (M0)
1 =
Off on carrier (M1) (Default.)
2 =
Always on (M2)
3 =
On during handshake (M3)
Bits 4-6
Limit result codes (Xn)
0 =
X0
4 =
X1
5 =
X2
6 =
X3
7 =
X4 (Default.)
Bit 7
Reserved
S23 - General Bit Mapped Options Status
S23 indicates the status of command options.
Default: 0
Bits 0-6
Not used
Bits 6-7
Guard tone (&Gn)
0 =
None (&G0) (Default.)
1 =
None (&G1)
2 =
1800 Hz (&G2)
S24 - Sleep Inactivity Timer
S24 sets the length of time, in seconds, that the modem will operate in normal mode with
no detected telephone line or DTE line activity before entering low-power sleep mode.
The timer is reset upon any DTE line or telephone line activity. If the S24 value is zero,
neither DTE line nor telephone inactivity will cause the modem to enter the sleep mode.
Range:
0-255 seconds
Default: 0