Texas-instruments TMS320C6000 Bedienungsanleitung PDF herunterladen (Seite 17)

AD535_Config

2-5

AD535 API Module

2.2 AD535 API Reference

Closes codec channel

AD535_close

Function Void AD535_close(

AD535_Handle hAD535

);

Arguments hAD535 Handle to codec channel, see AD535_open()

Return Value none

Description This function closes a codec channel previously opened via

AD535_open(). The registers for the codec are set to their power-on

defaults.

Example AD535_close(hAD535);

Configuration structure used to set up codec channel

AD535_Config

Structure AD535_Config

Members AD535_Loopback lb_mode Loopback mode:

- AD535_LOOPBACK_DISABLE

- AD535_LOOPBACK_ANALOG

- AD535_LOOPBACK_DIGITAL

AD535_MicGain mic_gain Microphone preamp gain:

- AD535_MICGAIN_OFF

- AD535_MICGAIN_ON

Float in_gain ADC input gain:

- AD535_GAIN_MUTE

- AD535_GAIN_0DB

- –36 dB <= gain <= 12 dB

(in 1.5 dB steps)

Float out_gain DAC output gain:

- AD535_GAIN_MUTE

- AD535_GAIN_0DB

- –36 dB <= gain <= 12 dB

(in 1.5 dB steps)

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