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SIM800 Series_AT Command Manual_V1.09

103

2015-08-03

Response

If error is related to ME functionality:

+CME ERROR: <err>

Write Command

AT+CALM=<mo

de>

Parameters

<mode>

0 Normal mode

1 Silent mode (all sounds from ME are prevented)

Parameter Saving

Mode

NO_SAVE

Max

Response

Time

Reference

3GPP TS 27.007

[13]

Note

If CALM is set to silent mode before, when user sets CALM to normal

mode during an incoming call, the module maintains silent this time. But

next time the normal mode works.

3.2.46 AT+CALS

Alert Sound Select

AT+CALS

Alert Sound Select

Response

+CALS: (list of supported <n>s),(list of supported <switch>s)

If error is related to ME functionality:

+CME ERROR: <err>

Test Command

AT+CALS=?

Parameters

See Write Command

Response

+CALS: <n>,<switch>

If error is related to ME functionality:

+CME ERROR: <err>

Read Command

AT+CALS?

Parameters

See Write Command

Response

If error is related to ME functionality:

+CME ERROR: <err>

Write Command

AT+CALS=<n>[,

<switch>]

Parameters

<n>

0-19 Alert sound type

<switch> 0 stop playing ring tone

1 start to play ring tone

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