#define USB2_HS_ISOCHRONOUS_OUT_OVERHEAD 38
#define USB2_HS_ISOCHRONOUS_IN_OVERHEAD 18
+#define USB2_HS_SS_INTERRUPT_OUT_OVERHEAD 58
+#define USB2_HS_CS_INTERRUPT_OUT_OVERHEAD 36
+#define USB2_HS_SS_INTERRUPT_IN_OVERHEAD 39
+#define USB2_HS_CS_INTERRUPT_IN_OVERHEAD 38
+
+#define USB2_HS_SS_ISOCHRONOUS_OUT_OVERHEAD 58
+#define USB2_HS_SS_ISOCHRONOUS_IN_OVERHEAD 39
+#define USB2_HS_CS_ISOCHRONOUS_IN_OVERHEAD 38
+
typedef union _USB2_TT_ENDPOINT_PARAMS {
struct {
ULONG TransferType : 4;