杰理之关MIC函数【篇】

///关MIC函数
void audio_adc_mic_close_demo(void)
{
if (ladc_mic){
#if mic_spectrum_fft //频谱部分
audio_spectrum_fft_close(fft_hdl);
clock_remove(SPECTRUM_CLK);
sys_timer_del(get_spectrum);
#endif
audio_adc_mic_close(&ladc_mic->mic_ch);
audio_adc_del_output_handler(&adc_hdl, &ladc_mic->adc_output);
free(ladc_mic);
ladc_mic = NULL;
}
}