sco.c

蓝牙耳机软件源代码

#include "demohs.h"
#include "hal.h"

#include <framework.h>
#include <audio.h>

#ifdef DEV_BOARD_HS
#include <pio.h>
#endif


/*
    scoStatusInd

    Called by the headset framework to indicate that a SCO (voice)
    connection has been either created or destroyed by the Audio
    Gateway.
*/
void scoStatusInd(const HS_SCO_STATUS_IND_T * ind)
{
    /* Stop any ring tone that might be playing */
    (void) AudioStop(hsState.AudioRingHandle);

    /* On setting up or tearing down a sco unmute the microphone */
    if (hsState.isMuted)
        muteRequest();

    if (ind->status == CmConnectComplete)
    {
#ifdef DEV_BOARD_HS
        /* enable the codec */
        PioSet(PIO_CODEC, CODEC_ON);        
#endif

        /* set the sco connected flag */
        hsState.scoConnected = 1;

        /*
            Volume cmds are *only* allowed when there is a SCO  so send 
            initial volume here and not on RFCOMM connection establishment
        */
        sendInitialVolume();
        /* sendInitialMicGain(); */
    }
    else
    {
#ifdef DEV_BOARD_HS
        /* disable the codec */
        PioSet(PIO_CODEC, CODEC_OFF);
#endif
        /* reset the sco connected flag */
        hsState.scoConnected = 0;
    }
}