-// === TYPES ===
-typedef struct sUSBHost tUSBHost;
-typedef struct sUSBDevice tUSBDevice;
-
-// === CONSTANTS ===
-enum eUSB_PIDs
-{
- /**
- * \name Token
- * \{
- */
- PID_OUT = 0xE1,
- PID_IN = 0x69,
- PID_SOF = 0xA5,
- PID_SETUP = 0x2D,
- /**
- * \}
- */
-
- /**
- * \name Data
- * \{
- */
- PID_DATA0 = 0xC3,
- PID_DATA1 = 0x4B,
- PID_DATA2 = 0x87, // USB2 only
- PID_MDATA = 0x0F, // USB2 only
- /**
- * \}
- */
-
- /**
- * \name Handshake
- * \{
- */
- PID_ACK = 0xD2,
- PID_NAK = 0x5A,
- PID_STALL = 0x1E,
- PID_NYET = 0x96,
- /**
- * \}
- */
-
- /**
- * \name Special
- * \{
- */
- PID_PRE = 0x3C, PID_ERR = 0x3C,
- PID_SPLIT = 0x78,
- PID_PING = 0xB4,
- PID_RESVD = 0xF0,
- /**
- * \}
- */
-};