void USB_EndPoint0 (uint32_t event)
{
switch (event)
{
case USB_EVT_SETUP:
USB_SetupStage();
EP0Data.Count = SetupPacket.wLength;
switch (SetupPacket.bmRequestType.BM.Type)
{
case REQUEST_STANDARD:
switch (SetupPacket.bRequest)
{
case USB_REQUEST_SET_ADDRESS:
switch (SetupPacket.bmRequestType.BM.Recipient)
{
case REQUEST_TO_DEVICE:
USB_DeviceAddress = SetupPacket.wValue.WB.L;//0x80 | SetupPacket.wValue.WB.L;
USB_StatusInStage();
USB_SetAddress(USB_DeviceAddress);
break;
default:
break;
}
break;
case USB_REQUEST_GET_DESCRIPTOR:
USB_GetDescriptor();
break;
/* case USB_REQUEST_GET_CONFIGURATION:
switch (SetupPacket.bmRequestType.BM.Recipient)
{
case REQUEST_TO_DEVICE:
EP0Data.pData = &USB_Configuration;
USB_DataInStage();
break;
default:
break;
}
break; */
case USB_REQUEST_SET_CONFIGURATION:
switch (SetupPacket.bmRequestType.BM.Recipient)
{
case REQUEST_TO_DEVICE:
if (!USB_SetConfiguration())
{
USB_SetStallEP(0x80);
EP0Data.Count = 0;
break;
}
USB_StatusInStage();
#if USB_CONFIGURE_EVENT
USB_Configure_Event();
#endif
break;
default:
break;
}
break;
default:
break;
}
break;
case REQUEST_CLASS:
#if USB_CLASS
switch (SetupPacket.bmRequestType.BM.Recipient)
{
case REQUEST_TO_INTERFACE:
#if USB_HID
if (SetupPacket.wIndex.WB.L == USB_HID_IF_NUM)
{
switch (SetupPacket.bRequest)
{
case HID_REQUEST_GET_REPORT:
if (HID_GetReport())
{
EP0Data.pData = EP0Buf;
USB_DataInStage();
}
break;
case HID_REQUEST_SET_REPORT:
EP0Data.pData = EP0Buf;
break;
case HID_REQUEST_GET_IDLE:
if (HID_GetIdle())
{
EP0Data.pData = EP0Buf;
USB_DataInStage();
}
break;
case HID_REQUEST_SET_IDLE:
if (HID_SetIdle())
{
USB_StatusInStage();
}
break;
case HID_REQUEST_GET_PROTOCOL:
if (HID_GetProtocol())
{
EP0Data.pData = EP0Buf;
USB_DataInStage();
}
break;
case HID_REQUEST_SET_PROTOCOL:
if (HID_SetProtocol())
{
USB_StatusInStage();
}
break;
default:
break;
}
}
#endif /* USB_HID */
default:
break;
}
break;
#else
#endif /* USB_CLASS */
case REQUEST_VENDOR:
break;
default:
USB_SetStallEP(0x80);
EP0Data.Count = 0;
break;
}
break;
case USB_EVT_OUT:
if (SetupPacket.bmRequestType.BM.Dir == 0)
{
if (EP0Data.Count)
{
USB_DataOutStage();
if (EP0Data.Count == 0)
{
switch (SetupPacket.bmRequestType.BM.Type)
{
case REQUEST_STANDARD:
USB_SetStallEP(0x80);
//EP0Data.Count = 0;
break;
#if (USB_CLASS)
case REQUEST_CLASS:
switch (SetupPacket.bmRequestType.BM.Recipient)
{
case REQUEST_TO_INTERFACE:
#if USB_HID
if (SetupPacket.wIndex.WB.L == USB_HID_IF_NUM)
{
if (!HID_SetReport())
{
USB_SetStallEP(0x80);
//EP0Data.Count = 0;
//break;
}
break;
//HID_SetReport();
}
#endif
USB_SetStallEP(0x80);
//EP0Data.Count = 0;
break;
case REQUEST_TO_ENDPOINT:
USB_SetStallEP(0x80);
//EP0Data.Count = 0;
break;
default:
USB_SetStallEP(0x80);
//EP0Data.Count = 0;
break;
}
break;
#endif
default:
USB_SetStallEP(0x80);
//EP0Data.Count = 0;
break;
}
USB_StatusInStage();
}
}
}
else
{
;//USB_StatusOutStage();
}
break;
case USB_EVT_IN:
if (SetupPacket.bmRequestType.BM.Dir == 1)
{
if(EP0Data.Count > 0) // ysq add
USB_DataInStage();
}
//else
//{
// if (USB_DeviceAddress & 0x80)
// {
// USB_DeviceAddress &= 0x7F;
// USB_SetAddress(USB_DeviceAddress);
// }
//}
break;
case USB_EVT_IN_STALL:
USB_ClrStallEP(0x80);
break;
case USB_EVT_OUT_STALL:
USB_ClrStallEP(0x00);
break;
}
}
void USB_SetupInterface(void)
{
USB_INT_DisableAllInterrupts();
USB_INT_ClearAllInterrupts();
USB_IsConnected = false;
#if defined(USB_CAN_BE_BOTH)
USB_IsInitialized = false;
#endif
#if defined(USB_CAN_BE_HOST)
USB_HostState = HOST_STATE_Unattached;
#endif
#if defined(USB_CAN_BE_DEVICE)
USB_ConfigurationNumber = 0;
USB_RemoteWakeupEnabled = false;
USB_CurrentlySelfPowered = false;
#endif
#if defined(USB_MODIFIED_FULL_CONTROLLER) && !defined(MANUAL_PLL_CONTROL)
PLLFRQ = ((1 << PLLUSB) | (1 << PDIV3) | (1 << PDIV1));
#endif
#if !defined(MANUAL_PLL_CONTROL)
USB_PLL_On();
#endif
while (!(USB_PLL_IsReady()));
USB_Interface_Reset();
#if defined(USB_CAN_BE_BOTH)
if (UHWCON & (1 << UIDE))
{
USB_INT_Clear(USB_INT_IDTI);
USB_INT_Enable(USB_INT_IDTI);
USB_CurrentMode = USB_GetUSBModeFromUID();
}
#elif defined(USB_DEVICE_ONLY)
#if defined(USB_FULL_CONTROLLER) || defined(USB_MODIFIED_FULL_CONTROLLER)
USB_INT_Enable(USB_INT_VBUS);
#endif
#endif
if (!(USB_Options & USB_OPT_REG_DISABLED))
USB_REG_On();
USB_CLK_Unfreeze();
#if (defined(USB_CAN_BE_DEVICE) && (defined(USB_FULL_CONTROLLER) || defined(USB_MODIFIED_FULL_CONTROLLER)))
if (USB_CurrentMode == USB_MODE_DEVICE)
{
#ifdef CUL_V3
USB_Device_SetHighSpeed();
#else
if (USB_Options & USB_DEVICE_OPT_LOWSPEED)
USB_Device_SetLowSpeed();
else
USB_Device_SetHighSpeed();
#endif
USB_INT_Enable(USB_INT_VBUS);
}
#endif
#if defined(USB_CAN_BE_HOST)
USB_INT_Enable(USB_INT_VBERRI);
if (USB_CurrentMode == USB_MODE_HOST)
USB_Host_PrepareForDeviceConnect();
#endif
#if defined(USB_CAN_BE_DEVICE)
USB_Descriptor_Device_t* DeviceDescriptorPtr;
uint16_t DeviceDescriptorSize;
if (USB_GetDescriptor((DTYPE_Device << 8), 0, (void*)&DeviceDescriptorPtr, &DeviceDescriptorSize) == true)
{
#if defined(USE_RAM_DESCRIPTORS)
USB_ControlEndpointSize = DeviceDescriptorPtr->Endpoint0Size;
#elif defined(USE_EEPROM_DESCRIPTORS)
USB_ControlEndpointSize = eeprom_read_byte(&DeviceDescriptorPtr->Endpoint0Size);
#else
USB_ControlEndpointSize = pgm_read_byte(&DeviceDescriptorPtr->Endpoint0Size);
#endif
}
#endif
USB_Attach();
#if defined(USB_DEVICE_ONLY)
USB_INT_Enable(USB_INT_SUSPEND);
USB_INT_Enable(USB_INT_EORSTI);
#elif defined(USB_HOST_ONLY)
USB_Host_HostMode_On();
#else
if (USB_CurrentMode == USB_MODE_DEVICE)
{
USB_INT_Enable(USB_INT_SUSPEND);
USB_INT_Enable(USB_INT_EORSTI);
}
else if (USB_CurrentMode == USB_MODE_HOST)
{
USB_Host_HostMode_On();
}
#endif
#if defined(USB_CAN_BE_BOTH)
USB_InitTaskPointer();
#endif
}
void USB_EndPoint0 (uint32_t event) {
switch (event) {
case USB_EVT_SETUP:
USB_SetupStage();
USB_DirCtrlEP(SetupPacket.bmRequestType.BM.Dir);
EP0Data.Count = SetupPacket.wLength;
switch (SetupPacket.bmRequestType.BM.Type) {
case REQUEST_STANDARD:
switch (SetupPacket.bRequest) {
case USB_REQUEST_GET_STATUS:
if (!USB_GetStatus()) {
goto stall_i;
}
break;
case USB_REQUEST_CLEAR_FEATURE:
if (!USB_SetClrFeature(0)) {
goto stall_i;
}
USB_StatusInStage();
#if USB_FEATURE_EVENT
USB_Feature_Event();
#endif
break;
case USB_REQUEST_SET_FEATURE:
if (!USB_SetClrFeature(1)) {
goto stall_i;
}
USB_StatusInStage();
#if USB_FEATURE_EVENT
USB_Feature_Event();
#endif
break;
case USB_REQUEST_SET_ADDRESS:
switch (SetupPacket.bmRequestType.BM.Recipient) {
case REQUEST_TO_DEVICE:
USB_DeviceAddress = 0x80 | SetupPacket.wValue.WB.L;
USB_StatusInStage();
break;
default:
goto stall_i;
}
break;
case USB_REQUEST_GET_DESCRIPTOR:
if (!USB_GetDescriptor()) {
goto stall_i;
}
break;
case USB_REQUEST_SET_DESCRIPTOR:
/*stall_o:*/ USB_SetStallEP(0x00);
EP0Data.Count = 0;
break;
case USB_REQUEST_GET_CONFIGURATION:
switch (SetupPacket.bmRequestType.BM.Recipient) {
case REQUEST_TO_DEVICE:
EP0Data.pData = &USB_Configuration;
USB_DataInStage();
break;
default:
goto stall_i;
}
break;
case USB_REQUEST_SET_CONFIGURATION:
switch (SetupPacket.bmRequestType.BM.Recipient) {
case REQUEST_TO_DEVICE:
if (!USB_SetConfiguration()) {
goto stall_i;
}
USB_StatusInStage();
#if USB_CONFIGURE_EVENT
USB_Configure_Event();
#endif
break;
default:
goto stall_i;
}
break;
case USB_REQUEST_GET_INTERFACE:
switch (SetupPacket.bmRequestType.BM.Recipient) {
case REQUEST_TO_INTERFACE:
if ((USB_Configuration != 0) &&
(SetupPacket.wIndex.WB.L < USB_NumInterfaces)) {
EP0Data.pData = USB_AltSetting + SetupPacket.wIndex.WB.L;
USB_DataInStage();
} else {
goto stall_i;
}
break;
default:
goto stall_i;
}
break;
case USB_REQUEST_SET_INTERFACE:
switch (SetupPacket.bmRequestType.BM.Recipient) {
case REQUEST_TO_INTERFACE:
if (!USB_SetInterface()) {
goto stall_i;
}
USB_StatusInStage();
#if USB_INTERFACE_EVENT
USB_Interface_Event();
#endif
break;
default:
goto stall_i;
}
break;
default:
goto stall_i;
}
break;
case REQUEST_CLASS:
#if USB_CLASS
switch (SetupPacket.bmRequestType.BM.Recipient) {
case REQUEST_TO_INTERFACE:
#if USB_HID
if (SetupPacket.wIndex.WB.L == USB_HID_IF_NUM) {
switch (SetupPacket.bRequest) {
case HID_REQUEST_GET_REPORT:
if (HID_GetReport()) {
EP0Data.pData = EP0Buf;
USB_DataInStage();
goto class_ok;
}
break;
case HID_REQUEST_SET_REPORT:
EP0Data.pData = EP0Buf;
goto class_ok;
case HID_REQUEST_GET_IDLE:
if (HID_GetIdle()) {
EP0Data.pData = EP0Buf;
USB_DataInStage();
goto class_ok;
}
break;
case HID_REQUEST_SET_IDLE:
if (HID_SetIdle()) {
USB_StatusInStage();
goto class_ok;
}
break;
case HID_REQUEST_GET_PROTOCOL:
if (HID_GetProtocol()) {
EP0Data.pData = EP0Buf;
USB_DataInStage();
goto class_ok;
}
break;
case HID_REQUEST_SET_PROTOCOL:
if (HID_SetProtocol()) {
USB_StatusInStage();
goto class_ok;
}
break;
}
}
#endif /* USB_HID */
#if USB_MSC
if (SetupPacket.wIndex.WB.L == USB_MSC_IF_NUM) {
switch (SetupPacket.bRequest) {
case MSC_REQUEST_RESET:
if (MSC_Reset()) {
USB_StatusInStage();
goto class_ok;
}
break;
case MSC_REQUEST_GET_MAX_LUN:
if (MSC_GetMaxLUN()) {
EP0Data.pData = EP0Buf;
USB_DataInStage();
goto class_ok;
}
break;
}
}
#endif /* USB_MSC */
#if USB_AUDIO
if ((SetupPacket.wIndex.WB.L == USB_ADC_CIF_NUM) ||
(SetupPacket.wIndex.WB.L == USB_ADC_SIF1_NUM) ||
(SetupPacket.wIndex.WB.L == USB_ADC_SIF2_NUM)) {
if (SetupPacket.bmRequestType.BM.Dir) {
if (ADC_IF_GetRequest()) {
EP0Data.pData = EP0Buf;
USB_DataInStage();
goto class_ok;
}
} else {
EP0Data.pData = EP0Buf;
goto class_ok;
}
}
#endif /* USB_AUDIO */
goto stall_i;
#if USB_AUDIO
case REQUEST_TO_ENDPOINT:
if (SetupPacket.bmRequestType.BM.Dir) {
if (ADC_EP_GetRequest()) {
EP0Data.pData = EP0Buf;
USB_DataInStage();
goto class_ok;
}
} else {
EP0Data.pData = EP0Buf;
goto class_ok;
}
goto stall_i;
#endif /* USB_AUDIO */
default:
goto stall_i;
}
class_ok: break;
#else
goto stall_i;
#endif /* USB_CLASS */
case REQUEST_VENDOR:
goto stall_i;
default:
stall_i: USB_SetStallEP(0x80);
EP0Data.Count = 0;
break;
}
break;
case USB_EVT_OUT:
if (SetupPacket.bmRequestType.BM.Dir == 0) {
if (EP0Data.Count) {
USB_DataOutStage();
if (EP0Data.Count == 0) {
switch (SetupPacket.bmRequestType.BM.Type) {
case REQUEST_STANDARD:
goto stall_i;
#if (USB_CLASS)
case REQUEST_CLASS:
switch (SetupPacket.bmRequestType.BM.Recipient) {
case REQUEST_TO_INTERFACE:
#if USB_HID
if (SetupPacket.wIndex.WB.L == USB_HID_IF_NUM) {
if (!HID_SetReport()) {
goto stall_i;
}
break;
}
#endif
#if USB_AUDIO
if ((SetupPacket.wIndex.WB.L == USB_ADC_CIF_NUM) ||
(SetupPacket.wIndex.WB.L == USB_ADC_SIF1_NUM) ||
(SetupPacket.wIndex.WB.L == USB_ADC_SIF2_NUM)) {
if (!ADC_IF_SetRequest()) {
goto stall_i;
}
break;
}
#endif
goto stall_i;
case REQUEST_TO_ENDPOINT:
#if USB_AUDIO
if (ADC_EP_SetRequest()) break;
#endif
goto stall_i;
default:
goto stall_i;
}
break;
#endif
default:
goto stall_i;
}
USB_StatusInStage();
}
}
} else {
USB_StatusOutStage();
}
break;
case USB_EVT_IN:
if (SetupPacket.bmRequestType.BM.Dir == 1) {
USB_DataInStage();
} else {
if (USB_DeviceAddress & 0x80) {
USB_DeviceAddress &= 0x7F;
USB_SetAddress(USB_DeviceAddress);
}
}
break;
case USB_EVT_IN_STALL:
USB_ClrStallEP(0x80);
break;
case USB_EVT_OUT_STALL:
USB_ClrStallEP(0x00);
break;
}
}