static void setInsPorts (uint8 mode)
{
//Set the clock ports
if (mode==INS_MODE_I8S)
{
//I8S on both ports, MCLK=512xBase rate, BCLK inverted = 256FS (drive on neg, sample on pos)
insSetClockPort (INS_ID0, INS_MCK_512BR, INS_BCK_256FS, INS_FSYN_LEN_1BIT, 0, 1, 0, true);
insSetClockPort (INS_ID1, INS_MCK_512BR, INS_BCK_256FS, INS_FSYN_LEN_1BIT, 0, 1, 0, true);
}
else
{
//I4S on both ports, MCLK=512xBase rate, BCLK inverted = 128FS (drive on neg, sample on pos)
insSetClockPort (INS_ID0, INS_MCK_512BR, INS_BCK_128FS, INS_FSYN_LEN_1BIT, 0, 1, 0, true);
insSetClockPort (INS_ID1, INS_MCK_512BR, INS_BCK_128FS, INS_FSYN_LEN_1BIT, 0, 1, 0, true);
}
insRxSetDataFormat (INS_ID0, INS_LN0, mode, 1, INS_SHFL_24MSB_FRST_LJST, true);
insRxSetDataFormat (INS_ID0, INS_LN1, mode, 1, INS_SHFL_24MSB_FRST_LJST, true);
insRxSetDataFormat (INS_ID0, INS_LN2, INS_MODE_I2S, 1, INS_SHFL_24MSB_FRST_LJST, false);
insRxSetDataFormat (INS_ID0, INS_LN3, INS_MODE_I2S, 1, INS_SHFL_24MSB_FRST_LJST, false);
insTxSetDataFormat (INS_ID0, INS_LN0, mode, 1, INS_SHFL_24MSB_FRST_LJST, true);
insTxSetDataFormat (INS_ID0, INS_LN1, mode, 1, INS_SHFL_24MSB_FRST_LJST, true);
insTxSetDataFormat (INS_ID0, INS_LN2, INS_MODE_I2S, 1, INS_SHFL_24MSB_FRST_LJST, false);
insTxSetDataFormat (INS_ID0, INS_LN3, INS_MODE_I2S, 1, INS_SHFL_24MSB_FRST_LJST, false);
}
static void myAppInitI2S (void)
{
insSetClockPort (INS_ID0, INS_MCK_512BR, INS_BCK_64FS, INS_FSYN_LEN_32BIT, 1, 1, 1, true);
insRxSetDataFormatI2S (INS_ID0, INS_LN0, true);
insTxSetDataFormatI2S (INS_ID0, INS_LN0, true);
}
