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278 changed files with 1000 additions and 910 deletions
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@ -163,16 +163,16 @@ void EVENT_USB_Device_ControlRequest(void)
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/* Extract out the relevant request information to get the target Endpoint address and control being set */
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uint8_t EndpointAddress = (uint8_t)USB_ControlRequest.wIndex;
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uint8_t EndpointControl = (USB_ControlRequest.wValue >> 8);
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/* Only handle SET CURRENT requests to the audio endpoint's sample frequency property */
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if ((EndpointAddress == (ENDPOINT_DIR_IN | AUDIO_STREAM_EPNUM)) && (EndpointControl == AUDIO_EPCONTROL_SamplingFreq))
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{
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uint8_t SampleRate[3];
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Endpoint_ClearSETUP();
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Endpoint_Read_Control_Stream_LE(SampleRate, sizeof(SampleRate));
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Endpoint_ClearIN();
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/* Set the new sampling frequency to the value given by the host */
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CurrentAudioSampleFrequency = (((uint32_t)SampleRate[2] << 16) | ((uint32_t)SampleRate[1] << 8) | (uint32_t)SampleRate[0]);
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@ -180,7 +180,7 @@ void EVENT_USB_Device_ControlRequest(void)
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OCR0A = ((F_CPU / 8 / CurrentAudioSampleFrequency) - 1);
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}
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}
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break;
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case AUDIO_REQ_GetCurrent:
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if (USB_ControlRequest.bmRequestType == (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_ENDPOINT))
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@ -188,20 +188,20 @@ void EVENT_USB_Device_ControlRequest(void)
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/* Extract out the relevant request information to get the target Endpoint address and control being retrieved */
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uint8_t EndpointAddress = (uint8_t)USB_ControlRequest.wIndex;
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uint8_t EndpointControl = (USB_ControlRequest.wValue >> 8);
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/* Only handle GET CURRENT requests to the audio endpoint's sample frequency property */
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if ((EndpointAddress == (ENDPOINT_DIR_IN | AUDIO_STREAM_EPNUM)) && (EndpointControl == AUDIO_EPCONTROL_SamplingFreq))
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{
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uint8_t SampleRate[3];
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/* Convert the sampling rate value into the 24-bit format the host expects for the property */
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SampleRate[2] = (CurrentAudioSampleFrequency >> 16);
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SampleRate[1] = (CurrentAudioSampleFrequency >> 8);
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SampleRate[0] = (CurrentAudioSampleFrequency & 0xFF);
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Endpoint_ClearSETUP();
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Endpoint_Write_Control_Stream_LE(SampleRate, sizeof(SampleRate));
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Endpoint_ClearOUT();
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Endpoint_ClearOUT();
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}
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}
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@ -225,11 +225,11 @@ ISR(TIMER0_COMPA_vect, ISR_BLOCK)
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#if defined(USE_TEST_TONE)
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static uint8_t SquareWaveSampleCount;
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static int16_t CurrentWaveValue;
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/* In test tone mode, generate a square wave at 1/256 of the sample rate */
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if (SquareWaveSampleCount++ == 0xFF)
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CurrentWaveValue ^= 0x8000;
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/* Only generate audio if the board button is being pressed */
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AudioSample = (Buttons_GetStatus() & BUTTONS_BUTTON1) ? CurrentWaveValue : 0;
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#else
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@ -239,7 +239,7 @@ ISR(TIMER0_COMPA_vect, ISR_BLOCK)
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#if defined(MICROPHONE_BIASED_TO_HALF_RAIL)
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/* Microphone is biased to half rail voltage, subtract the bias from the sample value */
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AudioSample -= (SAMPLE_MAX_RANGE / 2);
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#endif
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#endif
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#endif
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/* Write the sample to the buffer */
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@ -204,7 +204,7 @@ const USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
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.TotalDiscreteSampleRates = (sizeof(ConfigurationDescriptor.Audio_AudioFormatSampleRates) / sizeof(USB_Audio_SampleFreq_t)),
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},
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.Audio_AudioFormatSampleRates =
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{
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AUDIO_SAMPLE_FREQ(8000),
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@ -189,16 +189,16 @@ void EVENT_USB_Device_ControlRequest(void)
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/* Extract out the relevant request information to get the target Endpoint address and control being set */
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uint8_t EndpointAddress = (uint8_t)USB_ControlRequest.wIndex;
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uint8_t EndpointControl = (USB_ControlRequest.wValue >> 8);
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/* Only handle SET CURRENT requests to the audio endpoint's sample frequency property */
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if ((EndpointAddress == (ENDPOINT_DIR_OUT | AUDIO_STREAM_EPNUM)) && (EndpointControl == AUDIO_EPCONTROL_SamplingFreq))
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{
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uint8_t SampleRate[3];
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Endpoint_ClearSETUP();
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Endpoint_Read_Control_Stream_LE(SampleRate, sizeof(SampleRate));
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Endpoint_ClearOUT();
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/* Set the new sampling frequency to the value given by the host */
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CurrentAudioSampleFrequency = (((uint32_t)SampleRate[2] << 16) | ((uint32_t)SampleRate[1] << 8) | (uint32_t)SampleRate[0]);
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@ -206,7 +206,7 @@ void EVENT_USB_Device_ControlRequest(void)
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OCR0A = ((F_CPU / 8 / CurrentAudioSampleFrequency) - 1);
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}
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}
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break;
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case AUDIO_REQ_GetCurrent:
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if (USB_ControlRequest.bmRequestType == (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_ENDPOINT))
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@ -214,20 +214,20 @@ void EVENT_USB_Device_ControlRequest(void)
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/* Extract out the relevant request information to get the target Endpoint address and control being retrieved */
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uint8_t EndpointAddress = (uint8_t)USB_ControlRequest.wIndex;
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uint8_t EndpointControl = (USB_ControlRequest.wValue >> 8);
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/* Only handle GET CURRENT requests to the audio endpoint's sample frequency property */
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if ((EndpointAddress == (ENDPOINT_DIR_OUT | AUDIO_STREAM_EPNUM)) && (EndpointControl == AUDIO_EPCONTROL_SamplingFreq))
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{
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uint8_t SampleRate[3];
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/* Convert the sampling rate value into the 24-bit format the host expects for the property */
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SampleRate[2] = (CurrentAudioSampleFrequency >> 16);
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SampleRate[1] = (CurrentAudioSampleFrequency >> 8);
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SampleRate[0] = (CurrentAudioSampleFrequency & 0xFF);
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Endpoint_ClearSETUP();
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Endpoint_Write_Control_Stream_LE(SampleRate, sizeof(SampleRate));
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Endpoint_ClearOUT();
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Endpoint_ClearOUT();
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}
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}
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@ -286,7 +286,7 @@ ISR(TIMER0_COMPA_vect, ISR_BLOCK)
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LEDs_SetAllLEDs(LEDMask);
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}
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Endpoint_SelectEndpoint(PrevEndpoint);
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}
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@ -204,7 +204,7 @@ const USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
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.TotalDiscreteSampleRates = (sizeof(ConfigurationDescriptor.Audio_AudioFormatSampleRates) / sizeof(USB_Audio_SampleFreq_t)),
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},
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.Audio_AudioFormatSampleRates =
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{
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AUDIO_SAMPLE_FREQ(8000),
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@ -83,3 +83,4 @@
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ATTR_WARN_UNUSED_RESULT ATTR_NON_NULL_PTR_ARG(3);
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#endif
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@ -109,3 +109,4 @@
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ATTR_WARN_UNUSED_RESULT ATTR_NON_NULL_PTR_ARG(3);
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#endif
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@ -157,7 +157,7 @@ void ProcessGenericHIDReport(uint8_t* DataArray)
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holding the report sent from the host.
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*/
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uint8_t NewLEDMask = LEDS_NO_LEDS;
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uint8_t NewLEDMask = LEDS_NO_LEDS;
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if (DataArray[0])
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NewLEDMask |= LEDS_LED1;
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@ -170,7 +170,7 @@ void ProcessGenericHIDReport(uint8_t* DataArray)
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if (DataArray[3])
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NewLEDMask |= LEDS_LED1;
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LEDs_SetAllLEDs(NewLEDMask);
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}
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@ -187,7 +187,7 @@ void CreateGenericHIDReport(uint8_t* DataArray)
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*/
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uint8_t CurrLEDMask = LEDs_GetLEDs();
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DataArray[0] = ((CurrLEDMask & LEDS_LED1) ? 1 : 0);
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DataArray[1] = ((CurrLEDMask & LEDS_LED2) ? 1 : 0);
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DataArray[2] = ((CurrLEDMask & LEDS_LED3) ? 1 : 0);
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@ -59,7 +59,7 @@
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typedef struct
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{
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USB_Descriptor_Configuration_Header_t Config;
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// Mass Storage Interface
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USB_Descriptor_Interface_t MS_Interface;
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USB_Descriptor_Endpoint_t MS_DataInEndpoint;
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@ -287,12 +287,12 @@ static bool SCSI_Command_ReadWrite_10(const bool IsDataRead)
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SCSI_ASENSE_WRITE_PROTECTED,
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SCSI_ASENSEQ_NO_QUALIFIER);
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return false;
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return false;
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}
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BlockAddress = SwapEndian_32(*(uint32_t*)&CommandBlock.SCSICommandData[2]);
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TotalBlocks = SwapEndian_16(*(uint16_t*)&CommandBlock.SCSICommandData[7]);
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/* Check if the block address is outside the maximum allowable value for the LUN */
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if (BlockAddress >= LUN_MEDIA_BLOCKS)
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{
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@ -340,3 +340,4 @@ static bool SCSI_Command_ModeSense_6(void)
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return true;
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}
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@ -309,7 +309,8 @@ static void ReturnCommandStatus(void)
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if (IsMassStoreReset)
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return;
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}
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/* Finalize the stream transfer to send the last packet */
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Endpoint_ClearIN();
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}
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@ -49,7 +49,7 @@
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typedef struct
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{
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USB_Descriptor_Configuration_Header_t Config;
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// Mouse HID Interface
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USB_Descriptor_Interface_t HID_Interface;
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USB_HID_Descriptor_HID_t HID_MouseHID;
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@ -73,9 +73,9 @@ void SetupHardware(void)
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LEDs_Init();
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Serial_Init(9600, false);
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USB_Init();
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/* Create a stdio stream for the serial port for stdin and stdout */
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Serial_CreateStream(NULL);
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Serial_CreateStream(NULL);
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}
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/** Event handler for the USB_Connect event. This indicates that the device is enumerating via the status LEDs and
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