Lucent Technologies Host-Based Controller Modem AT - Manual (Page 33)

Data Addendum Host-Based Controller Modem
June 15, 1998 AT Command Set
AT Commands Reference S-Registers (continued)
Version 1.0 Lucent Technologies Inc. 33
S30 Inactivity Timer
S30 specifies the length of time (in minutes) that the modem will wait before disconnecting when no data is sent
or received. This function is only applicable to buffer mode..
Range: 0—255
Default: 0
S32 Synthetic Ring Volume
This register specifies a synthetic ring volume.
Range: 0—255 (allowed, but not meaningful)
Default: 10
S33 Synthetic Ring Frequency
This register specifies a synthetic ring frequency. There are five choices, with 0 meaning disabled.
Range: 0—5
Default: 0
S35 Data Calling Tone
Data Calling Tone is a tone of certain frequency and cadence as specified in V.25 which allows remote
Data/FAX/Voice discrimination. The frequency is 1300 Hz with a cadence of .5 s on and 2 s off.
0 = disabled, 1 = enabled
Range: 0—1
Default: 0
S37 Dial Line Rate (default 0)
This register sets the maximum line data rate. In K56flex and V.90 mode, S37 controls the upstream V.34 rate.
S37 = 0 auto rate
S37 = 1 reserved
S37 = 2 1200/75 bit/s (V.23)
S37 = 3 300 bit/s
S37 = 4 reserved
S37 = 5 1200 bit/s
S37 = 6 2400 bit/s
S37 = 7 4800 bit/s
S37 = 8 7200 bit/s
S37 = 9 9600 bit/s
S37 = 10 12000 bit/s
S37 = 11 14400 bit/s
S37 = 12 16800 bit/s
S37 = 13 19200 bit/s
S37 = 14 21600 bit/s
S37 = 15 24000 bit/s
S37 = 16 26400 bit/s
S37 = 17 28800 bit/s
S37 = 18 31200 bit/s
S37 = 19 33600 bit/s