USB D12 SMART 开发套件
usb驱动程序的源代码和技术文档
源代码在线查看： usb100.h
/*
//*************************************************************************
//
// ZLGMCU
// www.zlgmcu.com
// File Name: usb100.h
// Revision: 0.4(2002-07-08)
// Author: Liu Ying Bin
// Use library: USB51S.LIB
// Note: USB51S.LIB不带DMA控制功能
//*************************************************************************
*/
#ifndef __USB100_H__
#define __USB100_H__
#define MAXIMUM_USB_STRING_LENGTH 255
// values for the bits returned by the USB GET_STATUS command
#define USB_GETSTATUS_SELF_POWERED 0x01
#define USB_GETSTATUS_REMOTE_WAKEUP_ENABLED 0x02
#define USB_DEVICE_DESCRIPTOR_TYPE 0x01
#define USB_CONFIGURATION_DESCRIPTOR_TYPE 0x02
#define USB_STRING_DESCRIPTOR_TYPE 0x03
#define USB_INTERFACE_DESCRIPTOR_TYPE 0x04
#define USB_ENDPOINT_DESCRIPTOR_TYPE 0x05
#define USB_POWER_DESCRIPTOR_TYPE 0x06
#define USB_DESCRIPTOR_MAKE_TYPE_AND_INDEX(d, i) ((USHORT)((USHORT)d
//
// Values for bmAttributes field of an
// endpoint descriptor
//
#define USB_ENDPOINT_TYPE_MASK 0x03
#define USB_ENDPOINT_TYPE_CONTROL 0x00
#define USB_ENDPOINT_TYPE_ISOCHRONOUS 0x01
#define USB_ENDPOINT_TYPE_BULK 0x02
#define USB_ENDPOINT_TYPE_INTERRUPT 0x03
//
// definitions for bits in the bmAttributes field of a
// configuration descriptor.
//
#define USB_CONFIG_POWERED_MASK 0xc0
#define USB_CONFIG_BUS_POWERED 0x80
#define USB_CONFIG_SELF_POWERED 0x40
#define USB_CONFIG_REMOTE_WAKEUP 0x20
//
// Endpoint direction bit, stored in address
//
#define USB_ENDPOINT_DIRECTION_MASK 0x80
// test direction bit in the bEndpointAddress field of
// an endpoint descriptor.
#define USB_ENDPOINT_DIRECTION_OUT(addr) (!((addr) & USB_ENDPOINT_DIRECTION_MASK))
#define USB_ENDPOINT_DIRECTION_IN(addr) ((addr) & USB_ENDPOINT_DIRECTION_MASK)
//
// USB defined request codes
// see chapter 9 of the USB 1.0 specifcation for
// more information.
//
// These are the correct values based on the USB 1.0
// specification
#define USB_REQUEST_GET_STATUS 0x00
#define USB_REQUEST_CLEAR_FEATURE 0x01
#define USB_REQUEST_SET_FEATURE 0x03
#define USB_REQUEST_SET_ADDRESS 0x05
#define USB_REQUEST_GET_DESCRIPTOR 0x06
#define USB_REQUEST_SET_DESCRIPTOR 0x07
#define USB_REQUEST_GET_CONFIGURATION 0x08
#define USB_REQUEST_SET_CONFIGURATION 0x09
#define USB_REQUEST_GET_INTERFACE 0x0A
#define USB_REQUEST_SET_INTERFACE 0x0B
#define USB_REQUEST_SYNC_FRAME 0x0C
//
// defined USB device classes
//
#define USB_DEVICE_CLASS_RESERVED 0x00
#define USB_DEVICE_CLASS_AUDIO 0x01
#define USB_DEVICE_CLASS_COMMUNICATIONS 0x02
#define USB_DEVICE_CLASS_HUMAN_INTERFACE 0x03
#define USB_DEVICE_CLASS_MONITOR 0x04
#define USB_DEVICE_CLASS_PHYSICAL_INTERFACE 0x05
#define USB_DEVICE_CLASS_POWER 0x06
#define USB_DEVICE_CLASS_PRINTER 0x07
#define USB_DEVICE_CLASS_STORAGE 0x08
#define USB_DEVICE_CLASS_HUB 0x09
#define USB_DEVICE_CLASS_VENDOR_SPECIFIC 0xFF
//
// USB defined Feature selectors
//
#define USB_FEATURE_ENDPOINT_STALL 0x0000
#define USB_FEATURE_REMOTE_WAKEUP 0x0001
#define USB_FEATURE_POWER_D0 0x0002
#define USB_FEATURE_POWER_D1 0x0003
#define USB_FEATURE_POWER_D2 0x0004
#define USB_FEATURE_POWER_D3 0x0005
typedef struct _USB_DEVICE_DESCRIPTOR {
UCHAR bLength;
UCHAR bDescriptorType;
USHORT bcdUSB;
UCHAR bDeviceClass;
UCHAR bDeviceSubClass;
UCHAR bDeviceProtocol;
UCHAR bMaxPacketSize0;
USHORT idVendor;
USHORT idProduct;
USHORT bcdDevice;
UCHAR iManufacturer;
UCHAR iProduct;
UCHAR iSerialNumber;
UCHAR bNumConfigurations;
} USB_DEVICE_DESCRIPTOR, *PUSB_DEVICE_DESCRIPTOR;
typedef struct _USB_ENDPOINT_DESCRIPTOR {
UCHAR bLength;
UCHAR bDescriptorType;
UCHAR bEndpointAddress;
UCHAR bmAttributes;
USHORT wMaxPacketSize;
UCHAR bInterval;
} USB_ENDPOINT_DESCRIPTOR, *PUSB_ENDPOINT_DESCRIPTOR;
//
// values for bmAttributes Field in
// USB_CONFIGURATION_DESCRIPTOR
//
#define BUS_POWERED 0x80
#define SELF_POWERED 0x40
#define REMOTE_WAKEUP 0x20
typedef struct _USB_CONFIGURATION_DESCRIPTOR {
UCHAR bLength;
UCHAR bDescriptorType;
USHORT wTotalLength;
UCHAR bNumInterfaces;
UCHAR bConfigurationValue;
UCHAR iConfiguration;
UCHAR bmAttributes;
UCHAR MaxPower;
} USB_CONFIGURATION_DESCRIPTOR, *PUSB_CONFIGURATION_DESCRIPTOR;
typedef struct _USB_INTERFACE_DESCRIPTOR {
UCHAR bLength;
UCHAR bDescriptorType;
UCHAR bInterfaceNumber;
UCHAR bAlternateSetting;
UCHAR bNumEndpoints;
UCHAR bInterfaceClass;
UCHAR bInterfaceSubClass;
UCHAR bInterfaceProtocol;
UCHAR iInterface;
} USB_INTERFACE_DESCRIPTOR, *PUSB_INTERFACE_DESCRIPTOR;
typedef struct _USB_STRING_DESCRIPTOR {
UCHAR bLength;
UCHAR bDescriptorType;
UCHAR bString[1];
} USB_STRING_DESCRIPTOR, *PUSB_STRING_DESCRIPTOR;
//
// USB power descriptor added to core specification
//
#define USB_SUPPORT_D0_COMMAND 0x01
#define USB_SUPPORT_D1_COMMAND 0x02
#define USB_SUPPORT_D2_COMMAND 0x04
#define USB_SUPPORT_D3_COMMAND 0x08
#define USB_SUPPORT_D1_WAKEUP 0x10
#define USB_SUPPORT_D2_WAKEUP 0x20
typedef struct _USB_POWER_DESCRIPTOR {
UCHAR bLength;
UCHAR bDescriptorType;
UCHAR bCapabilitiesFlags;
USHORT EventNotification;
USHORT D1LatencyTime;
USHORT D2LatencyTime;
USHORT D3LatencyTime;
UCHAR PowerUnit;
USHORT D0PowerConsumption;
USHORT D1PowerConsumption;
USHORT D2PowerConsumption;
} USB_POWER_DESCRIPTOR, *PUSB_POWER_DESCRIPTOR;
typedef struct _USB_COMMON_DESCRIPTOR {
UCHAR bLength;
UCHAR bDescriptorType;
} USB_COMMON_DESCRIPTOR, *PUSB_COMMON_DESCRIPTOR;
//
// Standard USB HUB definitions
//
// See Chapter 11
//
typedef struct _USB_HUB_DESCRIPTOR {
UCHAR bDescriptorLength; // Length of this descriptor
UCHAR bDescriptorType; // Hub configuration type
UCHAR bNumberOfPorts; // number of ports on this hub
USHORT wHubCharacteristics; // Hub Charateristics
UCHAR bPowerOnToPowerGood; // port power on till power good in 2ms
UCHAR bHubControlCurrent; // max current in mA
//
// room for 255 ports power control and removable bitmask
UCHAR bRemoveAndPowerMask[64];
} USB_HUB_DESCRIPTOR, *PUSB_HUB_DESCRIPTOR;
#endif /* __USB100_H__ */
