1.1.1.4.3 DRV_AK4953_MicGainSet Function
void DRV_AK4953_MicGainSet(DRV_HANDLE handle, uint8_t gain)
Summary
This function sets the microphone gain for the AK4953 CODEC.
Description
This functions sets the microphone gain value from 0-31 which can range from -1.5 to 28.3 dB
Preconditions
The DRV_AK4953_Initialize routine must have been called for the specified AK4953 driver instance.
DRV_AK4953_Open must have been called to obtain a valid opened device handle.
Parameters
Parameters | Description |
---|---|
handle | A valid open-instance handle, returned from the driver's open routine |
gain | Gain value, in range 0-31 |
Returns
None.
Remarks
None.
Example
_\/\/ myAppObj is an application specific object._ MY_APP_OBJ myAppObj; _\/\/ myAK4953Handle is the handle returned \/\/ by the DRV_AK4953_Open function._ DRV_AK4953_MicGainSet(myAK4953Handle, 15); _\/\/AK4953 mic gain set to 15_
C
void DRV_AK4953_MicGainSet(DRV_HANDLE handle, uint8_t gain);