Comtrol AT Command Set Rev A - Manual (Page 132)

AT Commands Reference Manual
Conexant 100722B
3-106
S28 - Bit Mapped Options Status
S28 indicates bit mapped options status.
Default: 0
Bits 0 - 1 Reserved
Bit 2 Reserved (always 0).
Bits 3 - 4 Pulse dialing (&Pn)
0 = 39%-61% make/break ratio at 10 pulses per second (&P0)
(Default.)
1 = 33%-67% make/break ratio at 10 pulses per second (&P1)
2 = 39%-61% make/break ratio at 20 pulses per second (&P2)
3 = 33%-67% make/break ratio at 20 pulses per second (&P3)
Bit 5-7 Reserved
S29 - Flash Dial Modifier Time
S29 sets the length of time, in units of 10 ms, that the modem will go on-hook when it
encounters the flash (!) dial modifier in the dial string. S29 is a country dependent
parameter. The S29 value cannot be changed using S29=XX.
Range: 0-255 10 ms intervals
Default: 70 (700 ms) for U.S.
S30 - Disconnect Inactivity Timer
S30 sets the length of time, in tens of seconds, that the modem will stay online before
disconnecting when no data is sent or received. In error-correction mode, any data
transmitted or received will reset the timer. In other modes, any data transmitted will
reset the timer. The timer is inoperative in synchronous mode.
Range: 0-255 tens of seconds (0-2550 seconds)
Default: 0 (disabled)