Minor documentation enhancements.

[pub/USBasp.git] / Demos / Device / LowLevel / AudioInput / Descriptors.c

diff --git a/Demos/Device/LowLevel/AudioInput/Descriptors.c b/Demos/Device/LowLevel/AudioInput/Descriptors.c
index 414c766..150fb33 100644 (file)
--- a/Demos/Device/LowLevel/AudioInput/Descriptors.c
+++ b/Demos/Device/LowLevel/AudioInput/Descriptors.c
@@ -46,7 +46,7 @@ USB_Descriptor_Device_t PROGMEM DeviceDescriptor =
 {
        .Header                 = {.Size = sizeof(USB_Descriptor_Device_t), .Type = DTYPE_Device},
                
-       .USBSpecification       = VERSION_BCD(02.00),
+       .USBSpecification       = VERSION_BCD(01.10),
        .Class                  = 0x00,
        .SubClass               = 0x00,
        .Protocol               = 0x00,
@@ -55,7 +55,7 @@ USB_Descriptor_Device_t PROGMEM DeviceDescriptor =
                
        .VendorID               = 0x03EB,
        .ProductID              = 0x2047,
-       .ReleaseNumber          = 0x0000,
+       .ReleaseNumber          = VERSION_BCD(00.01),
                
        .ManufacturerStrIndex   = 0x01,
        .ProductStrIndex        = 0x02,
@@ -104,8 +104,8 @@ USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
        
        .Audio_ControlInterface_SPC = 
                {
-                       .Header                   = {.Size = sizeof(USB_Audio_Interface_AC_t), .Type = DTYPE_AudioInterface},
-                       .Subtype                  = DSUBTYPE_Header,
+                       .Header                   = {.Size = sizeof(USB_Audio_Interface_AC_t), .Type = DTYPE_CSInterface},
+                       .Subtype                  = DSUBTYPE_AudioHeader,
                        
                        .ACSpecification          = VERSION_BCD(01.00),
                        .TotalLength              = (sizeof(USB_Audio_Interface_AC_t) +
@@ -118,7 +118,7 @@ USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
 
        .Audio_InputTerminal = 
                {
-                       .Header                   = {.Size = sizeof(USB_Audio_InputTerminal_t), .Type = DTYPE_AudioInterface},
+                       .Header                   = {.Size = sizeof(USB_Audio_InputTerminal_t), .Type = DTYPE_CSInterface},
                        .Subtype                  = DSUBTYPE_InputTerminal,
                
                        .TerminalID               = 0x01,
@@ -134,7 +134,7 @@ USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
 
        .Audio_OutputTerminal = 
                {
-                       .Header                   = {.Size = sizeof(USB_Audio_OutputTerminal_t), .Type = DTYPE_AudioInterface},
+                       .Header                   = {.Size = sizeof(USB_Audio_OutputTerminal_t), .Type = DTYPE_CSInterface},
                        .Subtype                  = DSUBTYPE_OutputTerminal,
                
                        .TerminalID               = 0x02,
@@ -180,7 +180,7 @@ USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
                
        .Audio_StreamInterface_SPC = 
                {
-                       .Header                   = {.Size = sizeof(USB_Audio_Interface_AS_t), .Type = DTYPE_AudioInterface},
+                       .Header                   = {.Size = sizeof(USB_Audio_Interface_AS_t), .Type = DTYPE_CSInterface},
                        .Subtype                  = DSUBTYPE_General,
                        
                        .TerminalLink             = 0x02,
@@ -191,7 +191,7 @@ USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
                
        .Audio_AudioFormat = 
                {
-                       .Header                   = {.Size = sizeof(USB_Audio_Format_t), .Type = DTYPE_AudioInterface},
+                       .Header                   = {.Size = sizeof(USB_Audio_Format_t), .Type = DTYPE_CSInterface},
                        .Subtype                  = DSUBTYPE_Format,
 
                        .FormatType               = 0x01,
@@ -223,10 +223,10 @@ USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
                
        .Audio_StreamEndpoint_SPC = 
                {
-                       .Header                   = {.Size = sizeof(USB_Audio_StreamEndpoint_Spc_t), .Type = DTYPE_AudioEndpoint},
+                       .Header                   = {.Size = sizeof(USB_Audio_StreamEndpoint_Spc_t), .Type = DTYPE_CSEndpoint},
                        .Subtype                  = DSUBTYPE_General,
                        
-                       .Attributes               = 0x00,
+                       .Attributes               = EP_ACCEPTS_SMALL_PACKETS,
                        
                        .LockDelayUnits           = 0x00,
                        .LockDelay                = 0x0000
@@ -272,37 +272,39 @@ USB_Descriptor_String_t PROGMEM ProductString =
  *  is called so that the descriptor details can be passed back and the appropriate descriptor sent back to the
  *  USB host.
  */
-uint16_t CALLBACK_USB_GetDescriptor(const uint16_t wValue, const uint8_t wIndex, void** const DescriptorAddress)
+uint16_t CALLBACK_USB_GetDescriptor(const uint16_t wValue,
+                                    const uint8_t wIndex,
+                                    const void** const DescriptorAddress)
 {
        const uint8_t  DescriptorType   = (wValue >> 8);
        const uint8_t  DescriptorNumber = (wValue & 0xFF);
 
-       void*    Address = NULL;
-       uint16_t Size    = NO_DESCRIPTOR;
+       const void* Address = NULL;
+       uint16_t    Size    = NO_DESCRIPTOR;
 
        switch (DescriptorType)
        {
                case DTYPE_Device:
-                       Address = (void*)&DeviceDescriptor;
+                       Address = &DeviceDescriptor;
                        Size    = sizeof(USB_Descriptor_Device_t);
                        break;
                case DTYPE_Configuration: 
-                       Address = (void*)&ConfigurationDescriptor;
+                       Address = &ConfigurationDescriptor;
                        Size    = sizeof(USB_Descriptor_Configuration_t);
                        break;
                case DTYPE_String: 
                        switch (DescriptorNumber)
                        {
                                case 0x00: 
-                                       Address = (void*)&LanguageString;
+                                       Address = &LanguageString;
                                        Size    = pgm_read_byte(&LanguageString.Header.Size);
                                        break;
                                case 0x01: 
-                                       Address = (void*)&ManufacturerString;
+                                       Address = &ManufacturerString;
                                        Size    = pgm_read_byte(&ManufacturerString.Header.Size);
                                        break;
                                case 0x02: 
-                                       Address = (void*)&ProductString;
+                                       Address = &ProductString;
                                        Size    = pgm_read_byte(&ProductString.Header.Size);
                                        break;
                        }