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SIM900 AT Command Manual

SIM900_AT Command Manual_V1.03 154 12/24/2010

word, if "AT+CEXTHS=1" is set, the unsolicited event code

(indicating whether the headset has been attached/detached) will be

sent to the terminal.

6.2.50 AT+SVR Configure Voice Coding Type for Voice Calls

AT+SVR Configure Voice Coding Type for Voice Calls

Response

+SVR: (list of supported <voice_rate_coding>s)

Test Command

AT+SVR=?

Parameter

See Write Command

Response

+SVR: <voice_rate_coding>

Read Command

AT+SVR?

Parameter

See Write Command

Response

If error is related to ME functionality:

+CME ERROR: <error>

Write Command

AT+SVR=<voice

_rate_coding>

Parameter

<voice_rate_coding> A number parameter which indicate the voice

coding type.

0:FR

1:EFR / FR

2.FR / HR

3:FR / HR

4:HR /EFR

5:EFR/ HR

6:AMR-FR/EFR,AMR-HR

7:AMR-FR/EFR,AMR-HR/HR

8:AMR-HR/ HR/AMR-FR/EFR

9:AMR-HR/AMR-FR/EFR

10:AMR-HR/AMR-FR/FR

11:AMR-HR/HR/AMR-FR

12:AMR-FR/AMR-HR

13:AMR-FR/FR/AMR-HR

14:AMR-FR/FR/AMR-HR/HR

15:AMR-FR/EFR/FR/AMR-HR/HR

16:AMR-HR/ AMR-FR /EFR/FR/HR (default value)

1 2 ... 149 150 151 152 153 154 155 156 157 158 159 ... 228 229

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