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Commands for Host-Processed Modems Reference Manual

3-74 Conexant 100498E

3.3 S-Parameters

The supported S-Parameters are summarized in Table 3-14.

Table 3-14. S-Parameter Summary

S0 Number of Rings to Automatic Answer rings

S1 Ring Counter rings

S2 Escape Character ASCII

S3 Line Termination Character ASCII

S4 Response Formatting Character ASCII

S5 Command Line Editing Character ASCII

S6 Wait Time for Dial Tone Before Blind Dialing, or After “W” Dial Modifier s

S7 Wait Time For Carrier After Dial, For Silence, or For Dial Tone After

“W” Dial Modifier

S8 Pause Time for Dial Delay Modifier s

S10 Carrier Loss Disconnect Time 0.1 s

S11 DTMF Tone Duration 0.001 s

S12 Escape Prompt Delay 0.02 s

S18 Test Timer s

S28 Select Pulse Dial/Make/Break Ratio -

S29 Flash Dial Modifier Time 10 ms

S30 Disconnect Inactivity Timer 10 s

S46 Data Compression Control -

S95 Result Code Messages Control -

AT=x - Write to Selected S-Parameter

This command writes the value x to the currently selected S-Parameter. An S-Parameter can

be selected by using the ATSn command. All of the S-Parameters will return the OK response

if x is a number. Some registers may not be written due to country specific PTT limitations.

Syntax

S=x

Result Codes

OK For all arguments.

AT? - Read Selected S-Parameter

This command reads and displays the selected S-Parameter. An S-Parameter can be selected

by using the ATSn command.

Syntax

S=?

Result Codes

OK For all arguments.