Commit b2330934 authored by Dean Camera's avatar Dean Camera
Browse files

Some minor whitespace corrections.

parent 462fb500
......@@ -42,18 +42,18 @@
#include <avr/power.h>
#include "Descriptors.h"
#include <LUFA/Version.h>
#include <LUFA/Drivers/Board/LEDs.h>
#include <LUFA/Drivers/Board/Joystick.h>
#include <LUFA/Drivers/Peripheral/ADC.h>
#include <LUFA/Drivers/USB/USB.h>
#include <LUFA/Drivers/USB/Class/Device/Audio.h>
/* Macros: */
/** ADC channel number for the microphone input. */
#define MIC_IN_ADC_CHANNEL 2
/** Maximum ADC sample value for the microphone input. */
#define SAMPLE_MAX_RANGE 0xFFFF
......@@ -71,11 +71,11 @@
/** LED mask for the library LED driver, to indicate that an error has occurred in the USB interface. */
#define LEDMASK_USB_ERROR (LEDS_LED1 | LEDS_LED3)
/* Function Prototypes: */
void SetupHardware(void);
void ProcessNextSample(void);
void EVENT_USB_Connect(void);
void EVENT_USB_Disconnect(void);
void EVENT_USB_ConfigurationChanged(void);
......
......@@ -45,22 +45,22 @@
USB_Descriptor_Device_t PROGMEM DeviceDescriptor =
{
.Header = {.Size = sizeof(USB_Descriptor_Device_t), .Type = DTYPE_Device},
.USBSpecification = VERSION_BCD(02.00),
.Class = 0x00,
.SubClass = 0x00,
.Protocol = 0x00,
.Endpoint0Size = FIXED_CONTROL_ENDPOINT_SIZE,
.VendorID = 0x03EB,
.ProductID = 0x2047,
.ReleaseNumber = 0x0000,
.ManufacturerStrIndex = 0x01,
.ProductStrIndex = 0x02,
.SerialNumStrIndex = NO_DESCRIPTOR,
.NumberOfConfigurations = 1
};
......@@ -80,12 +80,12 @@ USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
.ConfigurationNumber = 1,
.ConfigurationStrIndex = NO_DESCRIPTOR,
.ConfigAttributes = (USB_CONFIG_ATTR_BUSPOWERED | USB_CONFIG_ATTR_SELFPOWERED),
.MaxPowerConsumption = USB_CONFIG_POWER_MA(100)
},
.AudioControlInterface =
{
.Header = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface},
......@@ -94,40 +94,40 @@ USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
.AlternateSetting = 0,
.TotalEndpoints = 0,
.Class = 0x01,
.SubClass = 0x01,
.Protocol = 0x00,
.InterfaceStrIndex = NO_DESCRIPTOR
.InterfaceStrIndex = NO_DESCRIPTOR
},
.AudioControlInterface_SPC =
{
.Header = {.Size = sizeof(USB_AudioInterface_AC_t), .Type = DTYPE_AudioInterface},
.Subtype = DSUBTYPE_Header,
.ACSpecification = VERSION_BCD(01.00),
.TotalLength = (sizeof(USB_AudioInterface_AC_t) +
sizeof(USB_AudioInputTerminal_t) +
sizeof(USB_AudioOutputTerminal_t)),
sizeof(USB_AudioOutputTerminal_t)),
.InCollection = 1,
.InterfaceNumbers = {1},
.InterfaceNumbers = {1},
},
.InputTerminal =
{
.Header = {.Size = sizeof(USB_AudioInputTerminal_t), .Type = DTYPE_AudioInterface},
.Subtype = DSUBTYPE_InputTerminal,
.TerminalID = 0x01,
.TerminalType = TERMINAL_IN_MIC,
.AssociatedOutputTerminal = 0x00,
.TotalChannels = 1,
.ChannelConfig = 0,
.ChannelStrIndex = NO_DESCRIPTOR,
.TerminalStrIndex = NO_DESCRIPTOR
},
......@@ -136,14 +136,14 @@ USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
{
.Header = {.Size = sizeof(USB_AudioOutputTerminal_t), .Type = DTYPE_AudioInterface},
.Subtype = DSUBTYPE_OutputTerminal,
.TerminalID = 0x02,
.TerminalType = TERMINAL_STREAMING,
.AssociatedInputTerminal = 0x00,
.SourceID = 0x01,
.TerminalStrIndex = NO_DESCRIPTOR
.TerminalStrIndex = NO_DESCRIPTOR
},
.AudioStreamInterface_Alt0 =
......@@ -152,13 +152,13 @@ USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
.InterfaceNumber = 1,
.AlternateSetting = 0,
.TotalEndpoints = 0,
.Class = 0x01,
.SubClass = 0x02,
.Protocol = 0x00,
.InterfaceStrIndex = NO_DESCRIPTOR
},
......@@ -168,27 +168,27 @@ USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
.InterfaceNumber = 1,
.AlternateSetting = 1,
.TotalEndpoints = 1,
.Class = 0x01,
.SubClass = 0x02,
.Protocol = 0x00,
.InterfaceStrIndex = NO_DESCRIPTOR
},
.AudioStreamInterface_SPC =
{
.Header = {.Size = sizeof(USB_AudioInterface_AS_t), .Type = DTYPE_AudioInterface},
.Subtype = DSUBTYPE_General,
.TerminalLink = 0x02,
.FrameDelay = 1,
.AudioFormat = 0x0001
},
.AudioFormat =
{
.Header = {.Size = sizeof(USB_AudioFormat_t), .Type = DTYPE_AudioInterface},
......@@ -239,7 +239,7 @@ USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
USB_Descriptor_String_t PROGMEM LanguageString =
{
.Header = {.Size = USB_STRING_LEN(1), .Type = DTYPE_String},
.UnicodeString = {LANGUAGE_ID_ENG}
};
......@@ -250,7 +250,7 @@ USB_Descriptor_String_t PROGMEM LanguageString =
USB_Descriptor_String_t PROGMEM ManufacturerString =
{
.Header = {.Size = USB_STRING_LEN(11), .Type = DTYPE_String},
.UnicodeString = L"Dean Camera"
};
......@@ -261,7 +261,7 @@ USB_Descriptor_String_t PROGMEM ManufacturerString =
USB_Descriptor_String_t PROGMEM ProductString =
{
.Header = {.Size = USB_STRING_LEN(18), .Type = DTYPE_String},
.UnicodeString = L"LUFA Audio In Demo"
};
......
......@@ -47,7 +47,7 @@
/** Endpoint number of the Audio isochronous streaming data endpoint. */
#define AUDIO_STREAM_EPNUM 1
#else
#define AUDIO_STREAM_EPNUM 3
#define AUDIO_STREAM_EPNUM 3
#endif
/** Endpoint size in bytes of the Audio isochronous streaming data endpoint. The Windows audio stack requires
......@@ -55,10 +55,10 @@
* USB AVR models will result in unavoidable distorted output.
*/
#define AUDIO_STREAM_EPSIZE ENDPOINT_MAX_SIZE(AUDIO_STREAM_EPNUM)
/** Sample frequency of the data being transmitted through the streaming endpoint. */
#define AUDIO_SAMPLE_FREQUENCY 48000
/* Type Defines: */
/** Type define for the device configuration descriptor structure. This must be defined in the
* application code, as the configuration descriptor contains several sub-descriptors which
......@@ -78,7 +78,7 @@
USB_AudioStreamEndpoint_Std_t AudioEndpoint;
USB_AudioStreamEndpoint_Spc_t AudioEndpoint_SPC;
} USB_Descriptor_Configuration_t;
/* Function Prototypes: */
uint16_t CALLBACK_USB_GetDescriptor(const uint16_t wValue, const uint8_t wIndex, void** const DescriptorAddress)
ATTR_WARN_UNUSED_RESULT ATTR_NON_NULL_PTR_ARG(3);
......
......@@ -99,7 +99,7 @@ void ProcessNextSample(void)
/* Massage signed 16-bit left and right audio samples into signed 8-bit */
int8_t LeftSample_8Bit = (LeftSample_16Bit >> 8);
int8_t RightSample_8Bit = (RightSample_16Bit >> 8);
/* Mix the two channels together to produce a mono, 8-bit sample */
int8_t MixedSample_8Bit = (((int16_t)LeftSample_8Bit + (int16_t)RightSample_8Bit) >> 1);
......@@ -160,9 +160,9 @@ void EVENT_USB_Connect(void)
#if (defined(AUDIO_OUT_MONO) || defined(AUDIO_OUT_STEREO))
/* PWM speaker timer initialization */
TCCRxA = ((1 << WGMx0) | (1 << COMxA1) | (1 << COMxA0)
| (1 << COMxB1) | (1 << COMxB0)); // Set on match, clear on TOP
| (1 << COMxB1) | (1 << COMxB0)); // Set on match, clear on TOP
TCCRxB = ((1 << WGMx2) | (1 << CSx0)); // Fast 8-Bit PWM, Fcpu speed
#endif
#endif
}
/** Event handler for the library USB Disconnection event. */
......@@ -176,7 +176,7 @@ void EVENT_USB_Disconnect(void)
#if (defined(AUDIO_OUT_MONO) || defined(AUDIO_OUT_STEREO))
/* Stop the PWM generation timer */
TCCRxB = 0;
#endif
#endif
#if defined(AUDIO_OUT_MONO)
/* Set speaker as input to reduce current draw */
......
......@@ -45,22 +45,22 @@
USB_Descriptor_Device_t PROGMEM DeviceDescriptor =
{
.Header = {.Size = sizeof(USB_Descriptor_Device_t), .Type = DTYPE_Device},
.USBSpecification = VERSION_BCD(02.00),
.Class = 0x00,
.SubClass = 0x00,
.Protocol = 0x00,
.Endpoint0Size = FIXED_CONTROL_ENDPOINT_SIZE,
.VendorID = 0x03EB,
.ProductID = 0x2046,
.ReleaseNumber = 0x0000,
.ManufacturerStrIndex = 0x01,
.ProductStrIndex = 0x02,
.SerialNumStrIndex = NO_DESCRIPTOR,
.NumberOfConfigurations = 1
};
......@@ -80,7 +80,7 @@ USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
.ConfigurationNumber = 1,
.ConfigurationStrIndex = NO_DESCRIPTOR,
.ConfigAttributes = (USB_CONFIG_ATTR_BUSPOWERED | USB_CONFIG_ATTR_SELFPOWERED),
.MaxPowerConsumption = USB_CONFIG_POWER_MA(100)
......@@ -94,12 +94,12 @@ USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
.AlternateSetting = 0,
.TotalEndpoints = 0,
.Class = 0x01,
.SubClass = 0x01,
.Protocol = 0x00,
.InterfaceStrIndex = NO_DESCRIPTOR
.InterfaceStrIndex = NO_DESCRIPTOR
},
.AudioControlInterface_SPC =
......@@ -109,11 +109,11 @@ USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
.ACSpecification = VERSION_BCD(01.00),
.TotalLength = (sizeof(USB_AudioInterface_AC_t) +
sizeof(USB_AudioInputTerminal_t) +
sizeof(USB_AudioOutputTerminal_t)),
sizeof(USB_AudioInputTerminal_t) +
sizeof(USB_AudioOutputTerminal_t)),
.InCollection = 1,
.InterfaceNumbers = {1},
.InterfaceNumbers = {1},
},
.InputTerminal =
......@@ -143,7 +143,7 @@ USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
.SourceID = 0x01,
.TerminalStrIndex = NO_DESCRIPTOR
.TerminalStrIndex = NO_DESCRIPTOR
},
.AudioStreamInterface_Alt0 =
......@@ -154,11 +154,11 @@ USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
.AlternateSetting = 0,
.TotalEndpoints = 0,
.Class = 0x01,
.SubClass = 0x02,
.Protocol = 0x00,
.InterfaceStrIndex = NO_DESCRIPTOR
},
......@@ -170,11 +170,11 @@ USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
.AlternateSetting = 1,
.TotalEndpoints = 1,
.Class = 0x01,
.SubClass = 0x02,
.Protocol = 0x00,
.InterfaceStrIndex = NO_DESCRIPTOR
},
......@@ -239,7 +239,7 @@ USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
USB_Descriptor_String_t PROGMEM LanguageString =
{
.Header = {.Size = USB_STRING_LEN(1), .Type = DTYPE_String},
.UnicodeString = {LANGUAGE_ID_ENG}
};
......@@ -250,7 +250,7 @@ USB_Descriptor_String_t PROGMEM LanguageString =
USB_Descriptor_String_t PROGMEM ManufacturerString =
{
.Header = {.Size = USB_STRING_LEN(11), .Type = DTYPE_String},
.UnicodeString = L"Dean Camera"
};
......@@ -261,7 +261,7 @@ USB_Descriptor_String_t PROGMEM ManufacturerString =
USB_Descriptor_String_t PROGMEM ProductString =
{
.Header = {.Size = USB_STRING_LEN(19), .Type = DTYPE_String},
.UnicodeString = L"LUFA Audio Out Demo"
};
......
......@@ -47,7 +47,7 @@
/** Endpoint number of the Audio isochronous streaming data endpoint. */
#define AUDIO_STREAM_EPNUM 1
#else
#define AUDIO_STREAM_EPNUM 3
#define AUDIO_STREAM_EPNUM 3
#endif
/** Endpoint size in bytes of the Audio isochronous streaming data endpoint. The Windows audio stack requires
......@@ -81,6 +81,6 @@
/* Function Prototypes: */
uint16_t CALLBACK_USB_GetDescriptor(const uint16_t wValue, const uint8_t wIndex, void** const DescriptorAddress)
ATTR_WARN_UNUSED_RESULT ATTR_NON_NULL_PTR_ARG(3);
ATTR_WARN_UNUSED_RESULT ATTR_NON_NULL_PTR_ARG(3);
#endif
......@@ -45,22 +45,22 @@
USB_Descriptor_Device_t PROGMEM DeviceDescriptor =
{
.Header = {.Size = sizeof(USB_Descriptor_Device_t), .Type = DTYPE_Device},
.USBSpecification = VERSION_BCD(01.10),
.Class = 0x02,
.SubClass = 0x00,
.Protocol = 0x00,
.Endpoint0Size = FIXED_CONTROL_ENDPOINT_SIZE,
.VendorID = 0x03EB,
.ProductID = 0x2044,
.ReleaseNumber = 0x0000,
.ManufacturerStrIndex = 0x01,
.ProductStrIndex = 0x02,
.SerialNumStrIndex = NO_DESCRIPTOR,
.NumberOfConfigurations = 1
};
......@@ -77,10 +77,10 @@ USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
.TotalConfigurationSize = sizeof(USB_Descriptor_Configuration_t),
.TotalInterfaces = 2,
.ConfigurationNumber = 1,
.ConfigurationStrIndex = NO_DESCRIPTOR,
.ConfigAttributes = (USB_CONFIG_ATTR_BUSPOWERED | USB_CONFIG_ATTR_SELFPOWERED),
.MaxPowerConsumption = USB_CONFIG_POWER_MA(100)
......@@ -94,11 +94,11 @@ USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
.AlternateSetting = 0,
.TotalEndpoints = 1,
.Class = 0x02,
.SubClass = 0x02,
.Protocol = 0x01,
.InterfaceStrIndex = NO_DESCRIPTOR
},
......@@ -137,7 +137,7 @@ USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
.ManagementEndpoint =
{
.Header = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint},
.EndpointAddress = (ENDPOINT_DESCRIPTOR_DIR_IN | CDC_NOTIFICATION_EPNUM),
.Attributes = EP_TYPE_INTERRUPT,
.EndpointSize = CDC_NOTIFICATION_EPSIZE,
......@@ -163,7 +163,7 @@ USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
.DataOutEndpoint =
{
.Header = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint},
.EndpointAddress = (ENDPOINT_DESCRIPTOR_DIR_OUT | CDC_RX_EPNUM),
.Attributes = EP_TYPE_BULK,
.EndpointSize = CDC_TXRX_EPSIZE,
......@@ -173,7 +173,7 @@ USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
.DataInEndpoint =
{
.Header = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint},
.EndpointAddress = (ENDPOINT_DESCRIPTOR_DIR_IN | CDC_TX_EPNUM),
.Attributes = EP_TYPE_BULK,
.EndpointSize = CDC_TXRX_EPSIZE,
......@@ -188,7 +188,7 @@ USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
USB_Descriptor_String_t PROGMEM LanguageString =
{
.Header = {.Size = USB_STRING_LEN(1), .Type = DTYPE_String},
.UnicodeString = {LANGUAGE_ID_ENG}
};
......@@ -199,7 +199,7 @@ USB_Descriptor_String_t PROGMEM LanguageString =
USB_Descriptor_String_t PROGMEM ManufacturerString =
{
.Header = {.Size = USB_STRING_LEN(11), .Type = DTYPE_String},
.UnicodeString = L"Dean Camera"
};
......@@ -210,7 +210,7 @@ USB_Descriptor_String_t PROGMEM ManufacturerString =
USB_Descriptor_String_t PROGMEM ProductString =
{
.Header = {.Size = USB_STRING_LEN(13), .Type = DTYPE_String},
.UnicodeString = L"LUFA CDC Demo"
};
......@@ -258,6 +258,6 @@ uint16_t CALLBACK_USB_GetDescriptor(const uint16_t wValue, const uint8_t wIndex,
break;
}
*DescriptorAddress = Address;
*DescriptorAddress = Address;
return Size;
}
......@@ -42,21 +42,21 @@
#include <LUFA/Drivers/USB/USB.h>
#include <LUFA/Drivers/USB/Class/Device/CDC.h>
/* Macros: */
/* Macros: */
/** Endpoint number of the CDC device-to-host notification IN endpoint. */
#define CDC_NOTIFICATION_EPNUM 2
/** Endpoint number of the CDC device-to-host data IN endpoint. */
#define CDC_TX_EPNUM 3
#define CDC_TX_EPNUM 3
/** Endpoint number of the CDC host-to-device data OUT endpoint. */
#define CDC_RX_EPNUM 4
#define CDC_RX_EPNUM 4
/** Size in bytes of the CDC device-to-host notification IN endpoint. */
#define CDC_NOTIFICATION_EPSIZE 8
/** Size in bytes of the CDC data IN and OUT endpoints. */
#define CDC_TXRX_EPSIZE 16
#define CDC_TXRX_EPSIZE 16
/* Type Defines: */
/** Type define for the device configuration descriptor structure. This must be defined in the
......@@ -79,6 +79,6 @@
/* Function Prototypes: */
uint16_t CALLBACK_USB_GetDescriptor(const uint16_t wValue, const uint8_t wIndex, void** const DescriptorAddress)
ATTR_WARN_UNUSED_RESULT ATTR_NON_NULL_PTR_ARG(3);
ATTR_WARN_UNUSED_RESULT ATTR_NON_NULL_PTR_ARG(3);
#endif
......@@ -45,22 +45,22 @@
USB_Descriptor_Device_t PROGMEM DeviceDescriptor =
{
.Header = {.Size = sizeof(USB_Descriptor_Device_t), .Type = DTYPE_Device},
.USBSpecification = VERSION_BCD(01.10),
.Class = 0xEF,
.SubClass = 0x02,
.Protocol = 0x01,
.Endpoint0Size = FIXED_CONTROL_ENDPOINT_SIZE,
.VendorID = 0x03EB,
.ProductID = 0x204E,
.ReleaseNumber = 0x0000,
.ManufacturerStrIndex = 0x01,
.ProductStrIndex = 0x02,
.SerialNumStrIndex = NO_DESCRIPTOR,
.NumberOfConfigurations = 1
};
......@@ -77,10 +77,10 @@ USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
.TotalConfigurationSize = sizeof(USB_Descriptor_Configuration_t),
.TotalInterfaces = 4,
.ConfigurationNumber = 1,
.ConfigurationStrIndex = NO_DESCRIPTOR,
.ConfigAttributes = (USB_CONFIG_ATTR_BUSPOWERED | USB_CONFIG_ATTR_SELFPOWERED),
.MaxPowerConsumption = USB_CONFIG_POWER_MA(100)
......@@ -108,11 +108,11 @@ USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
.AlternateSetting = 0,
.TotalEndpoints = 1,