Added new LUFA_VERSION_RELEASE_TYPE macro to the library version header, to determine...
[pub/USBasp.git] / Demos / Host / ClassDriver / AudioOutputHost / AudioOutputHost.c
index c8dc3a3..b8bb72a 100644 (file)
@@ -1,13 +1,13 @@
 /*
              LUFA Library
-     Copyright (C) Dean Camera, 2011.
+     Copyright (C) Dean Camera, 2016.
 
   dean [at] fourwalledcubicle [dot] com
            www.lufa-lib.org
 */
 
 /*
-  Copyright 2011  Dean Camera (dean [at] fourwalledcubicle [dot] com)
+  Copyright 2016  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
@@ -18,7 +18,7 @@
   advertising or publicity pertaining to distribution of the
   software without specific, written prior permission.
 
-  The author disclaim all warranties with regard to this
+  The author disclaims all warranties with regard to this
   software, including all implied warranties of merchantability
   and fitness.  In no event shall the author be liable for any
   special, indirect or consequential damages or any damages
@@ -44,7 +44,10 @@ USB_ClassInfo_Audio_Host_t Speaker_Audio_Interface =
        {
                .Config =
                        {
-                               .DataOUTPipeNumber = 1,
+                               .DataOUTPipe            =
+                                       {
+                                               .Address        = (PIPE_DIR_OUT | 2),
+                                       },
                        },
        };
 
@@ -59,7 +62,7 @@ int main(void)
        puts_P(PSTR(ESC_FG_CYAN "Audio Output Host Demo running.\r\n" ESC_FG_WHITE));
 
        LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
-       sei();
+       GlobalInterruptEnable();
 
        for (;;)
        {
@@ -81,11 +84,11 @@ ISR(TIMER0_COMPA_vect, ISR_BLOCK)
                #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
@@ -97,23 +100,25 @@ ISR(TIMER0_COMPA_vect, ISR_BLOCK)
                        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);
 }
 
 /** Configures the board hardware and chip peripherals for the demo's functionality. */
 void SetupHardware(void)
 {
+#if (ARCH == ARCH_AVR8)
        /* Disable watchdog if enabled by bootloader/fuses */
        MCUSR &= ~(1 << WDRF);
        wdt_disable();
 
        /* Disable clock division */
        clock_prescale_set(clock_div_1);
+#endif
 
        /* Hardware Initialization */
        Serial_Init(9600, false);
@@ -125,6 +130,9 @@ void SetupHardware(void)
 
        /* 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
@@ -185,9 +193,9 @@ void EVENT_USB_Host_DeviceEnumerationComplete(void)
                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)
        {