SIM800 datasheet(147/380 Pages) SIMCOM

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SIM800 Series_AT Command Manual_V1.09

147

2015-08-03

Parameters

See Write Command

Response

+CMIC: (<channel0>,<gainlevel0>),…,(<channeln>,<gainleveln>)

Read Command

AT+CMIC?

Parameters

See Write Command

Response

ERROR

Write Command

AT+CMIC=<cha

nnel>,<gainlevel

Parameters

0 Main audio channel

Aux audio channel

Main audio channel hand free mode

Aux audio channel hand free mode

<gainlevel> Int: 0 – 15

0 0dB

1 +1.5dB

2 +3.0 dB

3 +4.5 dB

4 +6.0 dB

5 +7.5 dB

6 +9.0 dB

7 +10.5 dB

8 +12.0 dB

9 +13.5 dB

10 +15.0 dB

11 +16.5 dB

12 +18.0 dB

13 +19.5 dB

14 +21.0 dB

15 +22.5 dB

Parameter Saving

Mode

AUTO_SAVE

Max

Response

Time

Reference

Note



<gainleveln> value is related to <channel> specific.



The default gain level of main audio channel is 10.



Scope of parameter <channel> is different among SIM800 series

SIM800 Datasheet(PDF) 147 Page - SIMCom

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