X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/41babf1cb78a2a8e05f40f5de61c3f52bb794fc4..28f1ac81176bbcd9fd13d94e61323522a5279d27:/Demos/Device/ClassDriver/AudioInput/AudioInput.c?ds=inline diff --git a/Demos/Device/ClassDriver/AudioInput/AudioInput.c b/Demos/Device/ClassDriver/AudioInput/AudioInput.c index 59d2129f4..22d0173a9 100644 --- a/Demos/Device/ClassDriver/AudioInput/AudioInput.c +++ b/Demos/Device/ClassDriver/AudioInput/AudioInput.c @@ -1,21 +1,21 @@ /* LUFA Library - Copyright (C) Dean Camera, 2009. + Copyright (C) Dean Camera, 2010. dean [at] fourwalledcubicle [dot] com www.fourwalledcubicle.com */ /* - Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com) - - Permission to use, copy, modify, and distribute this software - and its documentation for any purpose and without fee is hereby - granted, provided that the above copyright notice appear in all - copies and that both that the copyright notice and this - permission notice and warranty disclaimer appear in supporting - documentation, and that the name of the author not be used in - advertising or publicity pertaining to distribution of the + Copyright 2010 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 + without fee, provided that the above copyright notice appear in + all copies and that both that the copyright notice and this + permission notice and warranty disclaimer appear in supporting + documentation, and that the name of the author not be used in + advertising or publicity pertaining to distribution of the software without specific, written prior permission. The author disclaim all warranties with regard to this @@ -86,7 +86,7 @@ void SetupHardware(void) ADC_SetupChannel(MIC_IN_ADC_CHANNEL); /* Start the ADC conversion in free running mode */ - ADC_StartReading(ADC_REFERENCE_AVCC | ADC_RIGHT_ADJUSTED | MIC_IN_ADC_CHANNEL); + ADC_StartReading(ADC_REFERENCE_AVCC | ADC_RIGHT_ADJUSTED | MIC_IN_ADC_MUX_MASK); } /** Processes the next audio sample by reading the last ADC conversion and writing it to the audio @@ -102,28 +102,28 @@ void ProcessNextSample(void) /* Audio sample is ADC value scaled to fit the entire range */ int16_t AudioSample = ((SAMPLE_MAX_RANGE / ADC_MAX_RANGE) * ADC_GetResult()); -#if defined(MICROPHONE_BIASED_TO_HALF_RAIL) + #if defined(MICROPHONE_BIASED_TO_HALF_RAIL) /* Microphone is biased to half rail voltage, subtract the bias from the sample value */ - AudioSample -= (SAMPLE_MAX_RANGE / 2)); -#endif + AudioSample -= (SAMPLE_MAX_RANGE / 2); + #endif Audio_Device_WriteSample16(&Microphone_Audio_Interface, AudioSample); } } /** Event handler for the library USB Connection event. */ -void EVENT_USB_Connect(void) +void EVENT_USB_Device_Connect(void) { LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING); /* Sample reload timer initialization */ - OCR0A = (F_CPU / AUDIO_SAMPLE_FREQUENCY) - 1; + OCR0A = (F_CPU / 8 / AUDIO_SAMPLE_FREQUENCY) - 1; TCCR0A = (1 << WGM01); // CTC mode - TCCR0B = (1 << CS00); // Fcpu speed + TCCR0B = (1 << CS01); // Fcpu/8 speed } /** Event handler for the library USB Disconnection event. */ -void EVENT_USB_Disconnect(void) +void EVENT_USB_Device_Disconnect(void) { /* Stop the sample reload timer */ TCCR0B = 0; @@ -132,7 +132,7 @@ void EVENT_USB_Disconnect(void) } /** Event handler for the library USB Configuration Changed event. */ -void EVENT_USB_ConfigurationChanged(void) +void EVENT_USB_Device_ConfigurationChanged(void) { LEDs_SetAllLEDs(LEDMASK_USB_READY); @@ -140,8 +140,8 @@ void EVENT_USB_ConfigurationChanged(void) LEDs_SetAllLEDs(LEDMASK_USB_ERROR); } -/** Event handler for the library USB Unhandled Control Packet event. */ -void EVENT_USB_UnhandledControlPacket(void) +/** Event handler for the library USB Unhandled Control Request event. */ +void EVENT_USB_Device_UnhandledControlRequest(void) { - Audio_Device_ProcessControlPacket(&Microphone_Audio_Interface); + Audio_Device_ProcessControlRequest(&Microphone_Audio_Interface); }