Texas-instruments TMS320C6000 User Manual download pdf (Page 22)

AD535_inGain

2-10

Sets AD535’s input gain

AD535_inGain

Function void AD535_inGain(

AD535_Handle hAD535,

float inGain

);

Arguments hAD535 Handle to codec channel, see AD535_open()

inGain ADC input gain.

Return Value none

Description Sets the AD535’s input gain.

6711 DSK

- AD535_GAIN_MUTE

- AD535_GAIN_0DB

- –36 dB <= inGain <= 12 dB (in 1.5 dB steps)

Example AD535_inGain (hAD535,6.0);

Sets microphone preamplifier gain

AD535_micGain

Function void AD535_micGain(

AD535_Handle hAD535,

AD535_MicGain micGain

);

Arguments hAD535 Handle to codec channel, see AD535_open()

micGain Microphone preamplifier gain enumeration.

Return Value none

Description Sets the microphone preamplifier gain.

6711 DSK

- AD535_MICGAIN_OFF = off, 0 dB

- AD535_MICGAIN_ON = on, 20 dB

Example AD535_micGain(hAD535,AD535_MICGAIN_OFF);

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Texas-instruments TMS320C6000 User Manual Page 22