Chapter 3: AT Commands Reference
June 30, 2008 AT Commands Reference Manual 3-241

The following table shows the S94 parameters.

Example
ATS94=0 //Disable sidetone
OK
ATS94=2
+CME ERROR: <err>
ATS94?
000 //Sidetone disabled
OK
S96, Echo Canceling

This command suppresses a large amount of the output sound picked up by the input device

(cancels all echo). S96 value is saved in the Flex.

The following table explains the use of the ATS96 set.

Table 3-155:S94 Parameters

<Parameter> Description
<n> 0 Disable sidetone
1 Enable sidetone
On power up the sidetone is enabled.

Table 3-156: ATS96 and ATS94 Behavior

ATS96 ATS 94 Echo Cancel Noise Suppress ST
00 Disabled Disabled Disabled
01 Disabled Disabled Enabled
10 Enabled Enabled Disabled
11 Enabled Enabled Disabled
Command Type Syntax Response/Action Remarks
Set ATS96=<n> OK
or:
+CME ERROR: <err>
The Set command sets the echo
canceling status.
Read ATS96? <000-disabled,
001-enabled>
OK
or:
+CME ERROR: <err>
The Read command returns the echo
canceling status.
Test ATS96=? +CME ERROR: <err>