S-Register Definitions - US Robotics 56K USB Modem User Manual

Table 212. S-Register Summary(Continued)
Register
S22 Results bit-mapped options status.
S28 V.34 modulation enable/disable.
S29 V17 disable.
S30 Inactivity timer.
S32 Synthetic ring volume.
S33 Synthetic ring frequency.
S35 Data calling tone.
S36 Negotiation fallback.
S37 Dial line rate.
S38 56K downstream rate.
S42 Auto rate.
S43 Auto mode.
S48 LAPM error control and feature negotiation.
S71 Silence sensitivity.
S72 Silence-detect timer.
Table 212. S-Register Summary (continued)
Register
S82 Enable distinctive ring reporting in milliseconds,
S86 Fax TCF error tolerance.
S90 Read-only local phone.
S91 Line transmit level.
S127 Caller ID impedance activation.

S-Register Definitions

S0—Auto-Answer Ring Number
This register sets the number of rings the modem counts before automatically answering a call. Enter zero
to disable auto-answer. When auto-answer is disabled, the modem requires an A command to answer an
incoming call.
Range: 0—255.
• Default: 0.
• Units: rings.
Description
Description
56K USB Modem
Range Unit
— —
0—1 —
0—1 On/Off
0—255 Minutes
0—255 dB
0—5 —
0—1 —
— —
0, 2—19 —
0—23 —
0—1 —
0—1 —
7, 128 —
0—255 dB
0—255 ms
Range Unit
0—1 On/Off
0—255 # error bytes
0—1 —
6—25 dB
0—3 —
Command Reference - 96
User Guide
Default
112
1
0
0
10
0
0
7
0
1
1
1
7
128
50
Default
0 (off)
—
0
10
0