/*
LUFA Library
- Copyright (C) Dean Camera, 2011.
+ Copyright (C) Dean Camera, 2012.
dean [at] fourwalledcubicle [dot] com
www.lufa-lib.org
*/
/*
- Copyright 2011 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+ Copyright 2012 Dean Camera (dean [at] fourwalledcubicle [dot] com)
Permission to use, copy, modify, distribute, and sell this
software and its documentation for any purpose is hereby granted
{
.Config =
{
- .DataOUTPipeNumber = 1,
+ .DataOUTPipe =
+ {
+ .Address = (PIPE_DIR_OUT | 2),
+ },
},
};
#if defined(USE_TEST_TONE)
static uint8_t SquareWaveSampleCount;
static int16_t CurrentWaveValue;
-
+
/* In test tone mode, generate a square wave at 1/256 of the sample rate */
if (SquareWaveSampleCount++ == 0xFF)
CurrentWaveValue ^= 0x8000;
-
+
/* Only generate audio if the board button is being pressed */
AudioSample = (Buttons_GetStatus() & BUTTONS_BUTTON1) ? CurrentWaveValue : 0;
#else
AudioSample -= (SAMPLE_MAX_RANGE / 2);
#endif
#endif
-
- Audio_Host_WriteSample16(&Speaker_Audio_Interface, AudioSample);
+
+ Audio_Host_WriteSample16(&Speaker_Audio_Interface, AudioSample);
Audio_Host_WriteSample16(&Speaker_Audio_Interface, AudioSample);
}
-
+
Pipe_SelectPipe(PrevPipe);
}
/* Create a stdio stream for the serial port for stdin and stdout */
Serial_CreateStream(NULL);
+
+ /* Start the ADC conversion in free running mode */
+ ADC_StartReading(ADC_REFERENCE_AVCC | ADC_RIGHT_ADJUSTED | ADC_GET_CHANNEL_MASK(MIC_IN_ADC_CHANNEL));
}
/** Event handler for the USB_DeviceAttached event. This indicates that a device has been attached to the host, and
USB_Host_SetDeviceConfiguration(0);
return;
}
-
+
USB_Audio_SampleFreq_t SampleRate = AUDIO_SAMPLE_FREQ(48000);
- if (Audio_Host_GetSetEndpointProperty(&Speaker_Audio_Interface, Speaker_Audio_Interface.Config.DataOUTPipeNumber,
+ if (Audio_Host_GetSetEndpointProperty(&Speaker_Audio_Interface, Speaker_Audio_Interface.Config.DataOUTPipe.Address,
AUDIO_REQ_SetCurrent, AUDIO_EPCONTROL_SamplingFreq,
sizeof(SampleRate), &SampleRate) != HOST_SENDCONTROL_Successful)
{