USB_Disk.rar_C语言实现 usb_USB 协议代码_USB协议栈_usb_usb 单片机

//===================================================================// // Project Name : ZBoard // Module Name : Master Firmware Program // Product Type : License // OS/Dev Tool : AT89C52, uVision 2 // Original Author : Ray Yang // Organization : YBWork.com // Original Date : July, 25, 2001 // Addr : Room 402, No. 131, Meilong No. 9 // TEL : 86-21-54630718 // EMail : rayyang2000@yahoo.com // Website : http://www.ybwork.com // Copyright : Copyright (L) YBWork.com, 2001 // Comments : // // << History >> // July, 25, 2001 The first release //===================================================================// #include "HAL.H" #include "USBD12.H" #include "ZBoard.H" #include "USB110.H" #include "USB.H" #include "CHAP9.H" #define NUM_ENDPOINTS 4 #define CONFIG_DESCRIPTOR_LENGTH sizeof(USB_CONFIGURATION_DESCRIPTOR) \ + sizeof(USB_INTERFACE_DESCRIPTOR) \ + (NUM_ENDPOINTS * sizeof(USB_ENDPOINT_DESCRIPTOR)) extern CONTROL_XFER ControlData; extern ZBOARDFLAGS bZBoardFlags; code USB_DEVICE_DESCRIPTOR DeviceDescr = { sizeof(USB_DEVICE_DESCRIPTOR), // bLength USB_DEVICE_DESCRIPTOR_TYPE, // bDescriptorType SWAP(0x0110), // bcdUSB 0xff, // bDeviceClass 0xff, // bDeviceSubClass 0xff, // bDeviceProtocol EP0_PACKET_SIZE, // bMaxPacketSize SWAP(0x0471), // idVendor SWAP(0x1801), // idProduct SWAP(0x0010), // bcdDevice 1, // iManufacturer 2, // iProduct 3, // iSerialNumber 1 // bNumConfigurations }; code USB_CONFIGURATION_DESCRIPTOR ConfigDescr = { sizeof(USB_CONFIGURATION_DESCRIPTOR), // bLength USB_CONFIGURATION_DESCRIPTOR_TYPE, // bDescriptorType SWAP(CONFIG_DESCRIPTOR_LENGTH), // wTotalLength 1, // bNumInterfaces 1, // bConfigurationValue 4, // iConfiguration 0x80, // bmAttributes 100 // MaxPower }; code USB_INTERFACE_DESCRIPTOR InterfaceDescr = { sizeof(USB_INTERFACE_DESCRIPTOR), // bLength USB_INTERFACE_DESCRIPTOR_TYPE, // bDescriptorLength 0, // bInterfaceNumber 0, // bAlternateSetting NUM_ENDPOINTS, // bNumEndpoints 0xff, // bInterfaceClass 0xff, // bInterfaceSubClass 0xff, // bInterfaceProtocol 5 // iInterface }; code USB_ENDPOINT_DESCRIPTOR EP1_TXDescr = { sizeof(USB_ENDPOINT_DESCRIPTOR), // bLength USB_ENDPOINT_DESCRIPTOR_TYPE, // bDescriptorType 0x81, // bEndpointAddress USB_ENDPOINT_TYPE_BULK, // bmAttributes SWAP(EP1_PACKET_SIZE), // wMaxPacketSize 0 // bInterval }; code USB_ENDPOINT_DESCRIPTOR EP1_RXDescr = { sizeof(USB_ENDPOINT_DESCRIPTOR), // bLength USB_ENDPOINT_DESCRIPTOR_TYPE, // bDescriptorType 0x1, // bEndpointAddress USB_ENDPOINT_TYPE_BULK, // bmAttributes SWAP(EP1_PACKET_SIZE), // wMaxPacketSize 0 // bInterval }; code USB_ENDPOINT_DESCRIPTOR EP2_TXDescr = { sizeof(USB_ENDPOINT_DESCRIPTOR), // bLength USB_ENDPOINT_DESCRIPTOR_TYPE, // bDescriptorType 0x82, // bEndpointAddress USB_ENDPOINT_TYPE_BULK, // bmAttributes SWAP(EP2_TX_FIFO_SIZE), // wMaxPacketSize 0 // bInterval }; code USB_ENDPOINT_DESCRIPTOR EP2_RXDescr = { sizeof(USB_ENDPOINT_DESCRIPTOR), // bLength USB_ENDPOINT_DESCRIPTOR_TYPE, // bDescriptorType 0x2, // bEndpointAddress USB_ENDPOINT_TYPE_BULK, // bmAttributes SWAP(EP2_RX_FIFO_SIZE), // wMaxPacketSize 0 // bInterval }; code unsigned char StringLANGID[] = { 4, // bLength USB_STRING_DESCRIPTOR_TYPE, // bDescriptorType 0x09, 0x04//SWAP(0x0409) // wLANGID }; code unsigned char szManufacturer[] = { 66, // bLength USB_STRING_DESCRIPTOR_TYPE, // bDescriptorType // String... 'Y', 0, 'B', 0, 'W', 0, 'o', 0, 'r', 0, 'k', 0, '.', 0, 'c', 0, 'o', 0, 'm', 0, ' ', 0, 'r', 0, 'a', 0, 'y', 0, 'y', 0, 'a', 0, 'n', 0, 'g', 0, '2', 0, '0', 0, '0', 0, '0', 0, '@', 0, 'y', 0, 'a', 0, 'h', 0, 'o', 0, 'o', 0, '.', 0, 'c', 0, 'o', 0, 'm', 0 }; code unsigned char szProduct[] = { 46, // bLength USB_STRING_DESCRIPTOR_TYPE, // bDescriptorType // String... 'Z', 0, 'B', 0, 'o', 0, 'a', 0, 'r', 0, 'd', 0, ' ', 0, '(', 0, 'L', 0, ')', 0, ' ', 0, 'R', 0, '&', 0, 'D', 0, ' ', 0, 'P', 0, 'a', 0, 'c', 0, 'k', 0, 'a', 0, 'g', 0, 'e', 0 }; code unsigned char szSerialNumber[] = { 22, // bLength USB_STRING_DESCRIPTOR_TYPE, // bDescriptorType // String... '0', 0, '0', 0, '0', 0, '0', 0, '-', 0, '0', 0, '0', 0, '0', 0, '0', 0, '0', 0 }; code unsigned char szConfiguration[] = { 98, // bLength USB_STRING_DESCRIPTOR_TYPE, // bDescriptorType // String... 'T', 0, 'h', 0, 'i', 0, 's', 0, ' ', 0, 'c', 0, 'o', 0, 'n', 0, 'f', 0, 'i', 0, 'g', 0, 'u', 0, 'r', 0, 'a', 0, 't', 0, 'i', 0, 'o', 0, 'n', 0, ' ', 0, 'i', 0, 's', 0, ' ', 0, 'u', 0, 's', 0, 'e', 0, 'd', 0, ' ', 0, 'f', 0, 'o', 0, 'r', 0, ' ', 0, 'Z', 0, 'B', 0, 'o', 0, 'a', 0, 'r', 0, 'd', 0, ' ', 0, 'p', 0, 'r', 0, 'o', 0, 'g', 0, 'r', 0, 'a', 0, 'm', 0, 'm', 0, 'e', 0, 'r', 0 }; code unsigned char szInterface[] = { 70, // bLength USB_STRING_DESCRIPTOR_TYPE, // bDescriptorType // String... 'I', 0, 'n', 0, 't', 0, 'e', 0, 'r', 0, 'f', 0, 'a', 0, 'c', 0, 'e', 0, ' ', 0, 't', 0, 'o', 0, ' ', 0, 't', 0, 'h', 0, 'e', 0, ' ', 0, 'Z', 0, 'B', 0, 'o', 0, 'a', 0, 'r', 0, 'd', 0, ' ', 0, 'p', 0, 'r', 0, 'o', 0, 'g', 0, 'r', 0, 'a', 0, 'm', 0, 'm', 0, 'e', 0, 'r', 0 }; code unsigned char szUserInfo[] = { 114, // bLength USB_STRING_DESCRIPTOR_TYPE, // bDescriptorType // String... 'T', 0, 'h', 0, 'e', 0, ' ', 0, 'o', 0, 'r', 0, 'i', 0, 'g', 0, 'i', 0, 'n', 0, 'a', 0, 'l', 0, ' ', 0, 'u', 0, 's', 0, 'e', 0, 'r', 0, ' ', 0, 'o', 0, 'f', 0, ' ', 0, 't', 0, 'h', 0, 'i', 0, 's', 0, ' ', 0, 'b', 0, 'o', 0, 'a', 0, 'r', 0, 'd', 0, ' ', 0, 'i', 0, 's', 0, ' ', 0, 'r', 0, 'a', 0, 'y', 0, 'y', 0, 'a', 0, 'n', 0, 'g', 0, '2', 0, '0', 0, '0', 0, '0', 0, '@', 0, 'y', 0, 'a', 0, 'h', 0, 'o', 0, 'o', 0, '.', 0, 'c', 0, 'o', 0, 'm', 0 }; /* //************************************************************************* // USB Protocol Layer //************************************************************************* */ void reserved(void) { USB_Stall_EP0(); } /* //************************************************************************* // USB standard device requests //************************************************************************* */ void USBClassRequest_GetStatus(void) { unsigned char endp, txdat[2]; unsigned char bRecipient = ControlData.DeviceRequest.bmRequestType & USB_RECIPIENT; unsigned char c; if (bRecipient == USB_RECIPIENT_DEVICE) { if(bZBoardFlags.bits.bRemote_Wakeup == 1) txdat[0] = 3; else txdat[0] = 1; txdat[1]=0; USB_Single_Transmit(txdat, 2); } else if (bRecipient == USB_RECIPIENT_INTERFACE) { txdat[0]=0; txdat[1]=0; USB_Single_Transmit(txdat, 2); } else if (bRecipient == USB_RECIPIENT_ENDPOINT) { endp = (unsigned char)(ControlData.DeviceRequest.wIndex & MAX_ENDPOINTS); if (ControlData.DeviceRequest.wIndex & (unsigned char)USB_ENDPOINT_DIRECTION_MASK) c = USBD12_SelectEndpoint(endp*2 + 1); /* Control-in */ else c = USBD12_SelectEndpoint(endp*2); /* Control-out */ if(c & USBD12_STALL) /*USBD12_STALL=0x02*/ txdat[0] = 1; else txdat[0] = 0; txdat[1] = 0; USB_Single_Transmit(txdat, 2); } else USB_Stall_EP0(); } void USBClassRequest_ClearFeature(void) { unsigned char endp; unsigned char bRecipient = ControlData.DeviceRequest.bmRequestType & USB_RECIPIENT; if (bRecipient == USB_RECIPIENT_DEVICE && ControlData.DeviceRequest.wValue == USB_FEATURE_REMOTE_WAKEUP) { DISABLE_INTERRUPTS; bZBoardFlags.bits.bRemote_Wakeup = 0; ENABLE_INTERRUPTS; USB_Single_Transmit(0, 0); } else if (bReci