📄 usbdebug.c

📁 ISP1581设计的大容量存储器固件程序。包含以下文件： d14.h i2c.c i2c.h init.c intrpt.c kernel.c
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		D14_Cntrl_Reg.D14_BUFFER_LENGTH_LSB = (UC) USB_Device_Request.wLength;
		D14_Cntrl_Reg.D14_BUFFER_LENGTH_MSB = (UC) (USB_Device_Request.wLength >> 8);
			
		for(count = 0 ; count < USB_Device_Request.wLength ; count++)
		{
			D14_Cntrl_Reg.D14_DATA_PORT_LSB = *Descriptor_Ptr;
			Descriptor_Ptr++;
		}
       	while(!USB_Int_Flag.BITS.EP0TX);					//In Token Ack detected
             USB_Int_Flag.BITS.EP0TX = 0;
                  
		D14_Cntrl_Reg.D14_ENDPT_INDEX = 0;
		D14_Cntrl_Reg.D14_CONTROL_FUNCTION.BITS.STATUS = 1;

		D14_Cntrl_Reg.D14_ENDPT_INDEX = 1;
		D14_Cntrl_Reg.D14_CONTROL_FUNCTION.BITS.STALL = 1;
			
	}
	else //send Configuration + Interfaces + Endpoints descriptor
	{

		if(USB_Device_Request.wLength >= 32)
		{
			while(count != 0)
			{
				D14_Cntrl_Reg.D14_DATA_PORT_LSB = *Descriptor_Ptr;
				count--;
				Descriptor_Ptr++;
				Temp--;

				if(Temp == 0)
				{
                   	while(!USB_Int_Flag.BITS.EP0TX);
					USB_Int_Flag.BITS.EP0TX = 0;
				}
			}

			Descriptor_Ptr = &HS_Interface_Descriptor_Default[0]; //set pointer to interface descriptor
			count = *Descriptor_Ptr;	//get the descriptor count
			while(count != 0)
			{
				D14_Cntrl_Reg.D14_DATA_PORT_LSB = *Descriptor_Ptr;
				count--;
				Descriptor_Ptr++;
				Temp--;

				if(Temp == 0)
				{
                   	while(!USB_Int_Flag.BITS.EP0TX);
					USB_Int_Flag.BITS.EP0TX = 0;
				}
			}
			Descriptor_Ptr = &Iso_In_Zero_Descriptor[0]; //set pointer to interface descriptor
			count = *Descriptor_Ptr;	//read in descriptor length

			while(count != 0)
			{
				D14_Cntrl_Reg.D14_DATA_PORT_LSB = *Descriptor_Ptr;
				count--;
				Descriptor_Ptr++;
				Temp--;

				if(Temp == 0)
				{
                   	while(!USB_Int_Flag.BITS.EP0TX);
					USB_Int_Flag.BITS.EP0TX = 0;
				}
			}
			Descriptor_Ptr = &Int_In_Descriptor[0]; //set pointer to interface descriptor
			count = *Descriptor_Ptr;	//read in descriptor length

			while(count != 0)
			{
				D14_Cntrl_Reg.D14_DATA_PORT_LSB = *Descriptor_Ptr;
				count--;
				Descriptor_Ptr++;
				Temp--;

				if(Temp == 0)
				{
                   	while(!USB_Int_Flag.BITS.EP0TX);
					USB_Int_Flag.BITS.EP0TX = 0;
				}
			}
			Descriptor_Ptr = &HS_Interface_Descriptor_Alternate1[0]; //set pointer to interface descriptor
			count = *Descriptor_Ptr;	//get the descriptor count
			while(count != 0)
			{
				D14_Cntrl_Reg.D14_DATA_PORT_LSB = *Descriptor_Ptr;
				count--;
				Descriptor_Ptr++;
				Temp--;

				if(Temp == 0)
				{
                   	while(!USB_Int_Flag.BITS.EP0TX);
					USB_Int_Flag.BITS.EP0TX = 0;
				}
			}
			Descriptor_Ptr = &Bulk_In_512_Descriptor[0]; //set pointer to interface descriptor
			count = *Descriptor_Ptr;	//read in descriptor length

			while(count != 0)
			{
				D14_Cntrl_Reg.D14_DATA_PORT_LSB = *Descriptor_Ptr;
				count--;
				Descriptor_Ptr++;
				Temp--;

				if(Temp == 0)
				{
                   	while(!USB_Int_Flag.BITS.EP0TX);
					USB_Int_Flag.BITS.EP0TX = 0;
				}
			}
			Descriptor_Ptr = &Int_In_Descriptor[0]; //set pointer to interface descriptor
			count = *Descriptor_Ptr;	//read in descriptor length

			while(count != 0)
			{
				D14_Cntrl_Reg.D14_DATA_PORT_LSB = *Descriptor_Ptr;
				count--;
				Descriptor_Ptr++;
				Temp--;

				if(Temp == 0)
				{
                   	while(!USB_Int_Flag.BITS.EP0TX);
					USB_Int_Flag.BITS.EP0TX = 0;
				}
			}


			Descriptor_Ptr = &HS_Interface_Descriptor_Alternate2[0]; //set pointer to interface descriptor
			count = *Descriptor_Ptr;	//get the descriptor count
			while(count != 0)
			{
				D14_Cntrl_Reg.D14_DATA_PORT_LSB = *Descriptor_Ptr;
				count--;
				Descriptor_Ptr++;
				Temp--;

				if(Temp == 0)
				{
                   	while(!USB_Int_Flag.BITS.EP0TX);
					USB_Int_Flag.BITS.EP0TX = 0;
				}
			}
			Descriptor_Ptr = &Iso_In_1024_Descriptor[0]; //set pointer to interface descriptor
			count = *Descriptor_Ptr;	//read in descriptor length
			while(count != 0)
			{
				D14_Cntrl_Reg.D14_DATA_PORT_LSB = *Descriptor_Ptr;
				count--;
				Descriptor_Ptr++;
				Temp--;

				if(Temp == 0)
				{
                                    	while(!USB_Int_Flag.BITS.EP0TX);
					USB_Int_Flag.BITS.EP0TX = 0;
				}
			}
			Descriptor_Ptr = &Int_In_Descriptor[0]; //set pointer to interface descriptor
			count = *Descriptor_Ptr;	//read in descriptor length
			while(count != 0)
			{
				D14_Cntrl_Reg.D14_DATA_PORT_LSB = *Descriptor_Ptr;
				count--;
				Descriptor_Ptr++;
				Temp--;

				if(Temp == 0)
				{
                                    	while(!USB_Int_Flag.BITS.EP0TX);
					USB_Int_Flag.BITS.EP0TX = 0;
				}
			}

		}					

	D14_Cntrl_Reg.D14_CONTROL_FUNCTION.BITS.VENDP = 1;	//validate FIFO
       	while(!USB_Int_Flag.BITS.EP0TX);					//In Token Ack detected
         USB_Int_Flag.BITS.EP0TX = 0;

	D14_Cntrl_Reg.D14_ENDPT_INDEX = 0;
	D14_Cntrl_Reg.D14_CONTROL_FUNCTION.BITS.STATUS = 1;

	D14_Cntrl_Reg.D14_ENDPT_INDEX = 1;
	D14_Cntrl_Reg.D14_CONTROL_FUNCTION.BITS.STALL = 1;


	}
	
 }

//***********************************************************************
//*										    							*
//*	Routine 	:                                                		*
//*	Input		: None                   								*
//*	Output		: None                                					*
//*	Function	:                                            			*
//*																		*
//***********************************************************************
void Send_Configuration_Descriptor_FSInfo(void)
{


	Temp = 64;
	Descriptor_Ptr = &Config_Descriptor_FS_Info[0];	//set pointer to configuration descriptor
	count = *Descriptor_Ptr;							//get configuration Descriptor length
	D14_Cntrl_Reg.D14_ENDPT_INDEX = 1;
	if(count >= USB_Device_Request.wLength)				//Send only Configuration descriptor
	{

		D14_Cntrl_Reg.D14_BUFFER_LENGTH_LSB = (UC) USB_Device_Request.wLength;
		D14_Cntrl_Reg.D14_BUFFER_LENGTH_MSB = (UC) (USB_Device_Request.wLength >> 8);
			
		for(count = 0 ; count < USB_Device_Request.wLength ; count++)
		{
			D14_Cntrl_Reg.D14_DATA_PORT_LSB = *Descriptor_Ptr;
			Descriptor_Ptr++;
		}


         	while(!USB_Int_Flag.BITS.EP0TX);					//In Token Ack detected
                  USB_Int_Flag.BITS.EP0TX = 0;
                  
		D14_Cntrl_Reg.D14_ENDPT_INDEX = 0;
		D14_Cntrl_Reg.D14_CONTROL_FUNCTION.BITS.STATUS = 1;

		D14_Cntrl_Reg.D14_ENDPT_INDEX = 1;
		D14_Cntrl_Reg.D14_CONTROL_FUNCTION.BITS.STALL = 1;
			
	}
	else //send Configuration,Interface and Endpoint descriptor
	{

		if(USB_Device_Request.wLength >= 32)
		{

			while(count != 0)
			{
				D14_Cntrl_Reg.D14_DATA_PORT_LSB = *Descriptor_Ptr;
				count--;
				Descriptor_Ptr++;
				Temp--;

				if(Temp == 0)
				{
                   	while(!USB_Int_Flag.BITS.EP0TX);
					USB_Int_Flag.BITS.EP0TX = 0;
				}
			}
			Descriptor_Ptr = &Interface_Descriptor_Default[0]; //set pointer to interface descriptor
			
			count = *Descriptor_Ptr;	//get the descriptor count

			while(count != 0)
			{
				D14_Cntrl_Reg.D14_DATA_PORT_LSB = *Descriptor_Ptr;
				count--;
				Descriptor_Ptr++;
				Temp--;

				if(Temp == 0)
				{
                                    	while(!USB_Int_Flag.BITS.EP0TX);
					USB_Int_Flag.BITS.EP0TX = 0;
				}
			}
			Descriptor_Ptr = &Iso_In_Zero_Descriptor[0]; //set pointer to interface descriptor
			count = *Descriptor_Ptr;	//read in descriptor length
			while(count != 0)
			{
				D14_Cntrl_Reg.D14_DATA_PORT_LSB = *Descriptor_Ptr;
				count--;
				Descriptor_Ptr++;
				Temp--;

				if(Temp == 0)
				{
                                    	while(!USB_Int_Flag.BITS.EP0TX);
					USB_Int_Flag.BITS.EP0TX = 0;
				}
			}
			Descriptor_Ptr = &Int_In_Descriptor[0]; //set pointer to interface descriptor
			count = *Descriptor_Ptr;	//read in descriptor length
			while(count != 0)
			{
				D14_Cntrl_Reg.D14_DATA_PORT_LSB = *Descriptor_Ptr;
				count--;
				Descriptor_Ptr++;
				Temp--;

				if(Temp == 0)
				{
                                    	while(!USB_Int_Flag.BITS.EP0TX);
					USB_Int_Flag.BITS.EP0TX = 0;
				}
			}

			Descriptor_Ptr = &Interface_Descriptor_Alternate1[0]; //set pointer to interface descriptor
			
			count = *Descriptor_Ptr;	//get the descriptor count

			while(count != 0)
			{
				D14_Cntrl_Reg.D14_DATA_PORT_LSB = *Descriptor_Ptr;
				count--;
				Descriptor_Ptr++;
				Temp--;

				if(Temp == 0)
				{
                                    	while(!USB_Int_Flag.BITS.EP0TX);
					USB_Int_Flag.BITS.EP0TX = 0;
				}
			}
			Descriptor_Ptr = &Bulk_In_64_Descriptor[0]; //set pointer to interface descriptor
			count = *Descriptor_Ptr;	//read in descriptor length
			while(count != 0)
			{
				D14_Cntrl_Reg.D14_DATA_PORT_LSB = *Descriptor_Ptr;
				count--;
				Descriptor_Ptr++;
				Temp--;

				if(Temp == 0)
				{
                                    	while(!USB_Int_Flag.BITS.EP0TX);
					USB_Int_Flag.BITS.EP0TX = 0;
				}
			}
			Descriptor_Ptr = &Int_In_Descriptor[0]; //set pointer to interface descriptor
			count = *Descriptor_Ptr;	//read in descriptor length
			while(count != 0)
			{
				D14_Cntrl_Reg.D14_DATA_PORT_LSB = *Descriptor_Ptr;
				count--;
				Descriptor_Ptr++;
				Temp--;

				if(Temp == 0)
				{
                                    	while(!USB_Int_Flag.BITS.EP0TX);
					USB_Int_Flag.BITS.EP0TX = 0;
				}
			}

			Descriptor_Ptr = &Interface_Descriptor_Alternate2[0]; //set pointer to interface descriptor
			
			count = *Descriptor_Ptr;	//get the descriptor count

			while(count != 0)
			{
				D14_Cntrl_Reg.D14_DATA_PORT_LSB = *Descriptor_Ptr;
				count--;
				Descriptor_Ptr++;
				Temp--;

				if(Temp == 0)
				{
                   	while(!USB_Int_Flag.BITS.EP0TX);
					USB_Int_Flag.BITS.EP0TX = 0;
				}
			}
			Descriptor_Ptr = &Iso_In_1020_Descriptor[0]; //set pointer to interface descriptor
			count = *Descriptor_Ptr;	//read in descriptor length
			while(count != 0)
			{
				D14_Cntrl_Reg.D14_DATA_PORT_LSB = *Descriptor_Ptr;
				count--;
				Descriptor_Ptr++;
				Temp--;

				if(Temp == 0)
				{
                                    	while(!USB_Int_Flag.BITS.EP0TX);
					USB_Int_Flag.BITS.EP0TX = 0;
				}
			}

			Desc
上一页 1 2 3 45
💿 文件大小 30 K
👤 上传用户 oujk123
📂 所属分类单片机开发
🏷️ 相关标签

#intrpt #kernel #1581 #init
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