--- /dev/null
+/*----------------------------------------------------------------------------
+ * U S B - K e r n e l
+ *----------------------------------------------------------------------------
+ * Name: usbreg.h
+ * Purpose: USB Hardware Layer Definitions for NXP LPC Family MCUs
+ * Version: V1.20
+ *----------------------------------------------------------------------------
+ * This software is supplied "AS IS" without any warranties, express,
+ * implied or statutory, including but not limited to the implied
+ * warranties of fitness for purpose, satisfactory quality and
+ * noninfringement. Keil extends you a royalty-free right to reproduce
+ * and distribute executable files created using this software for use
+ * on NXP Semiconductors LPC family microcontroller devices only. Nothing
+ * else gives you the right to use this software.
+ *
+ * Copyright (c) 2009 Keil - An ARM Company. All rights reserved.
+ *---------------------------------------------------------------------------*/
+
+#ifndef __USBREG_H
+#define __USBREG_H
+
+/* Device Interrupt Bit Definitions */
+#define FRAME_INT 0x00000001
+#define EP_FAST_INT 0x00000002
+#define EP_SLOW_INT 0x00000004
+#define DEV_STAT_INT 0x00000008
+#define CCEMTY_INT 0x00000010
+#define CDFULL_INT 0x00000020
+#define RxENDPKT_INT 0x00000040
+#define TxENDPKT_INT 0x00000080
+#define EP_RLZED_INT 0x00000100
+#define ERR_INT 0x00000200
+
+/* Rx & Tx Packet Length Definitions */
+#define PKT_LNGTH_MASK 0x000003FF
+#define PKT_DV 0x00000400
+#define PKT_RDY 0x00000800
+
+/* USB Control Definitions */
+#define CTRL_RD_EN 0x00000001
+#define CTRL_WR_EN 0x00000002
+
+/* Command Codes */
+#define CMD_SET_ADDR 0x00D00500
+#define CMD_CFG_DEV 0x00D80500
+#define CMD_SET_MODE 0x00F30500
+#define CMD_RD_FRAME 0x00F50500
+#define DAT_RD_FRAME 0x00F50200
+#define CMD_RD_TEST 0x00FD0500
+#define DAT_RD_TEST 0x00FD0200
+#define CMD_SET_DEV_STAT 0x00FE0500
+#define CMD_GET_DEV_STAT 0x00FE0500
+#define DAT_GET_DEV_STAT 0x00FE0200
+#define CMD_GET_ERR_CODE 0x00FF0500
+#define DAT_GET_ERR_CODE 0x00FF0200
+#define CMD_RD_ERR_STAT 0x00FB0500
+#define DAT_RD_ERR_STAT 0x00FB0200
+#define DAT_WR_BYTE(x) (0x00000100 | ((x) << 16))
+#define CMD_SEL_EP(x) (0x00000500 | ((x) << 16))
+#define DAT_SEL_EP(x) (0x00000200 | ((x) << 16))
+#define CMD_SEL_EP_CLRI(x) (0x00400500 | ((x) << 16))
+#define DAT_SEL_EP_CLRI(x) (0x00400200 | ((x) << 16))
+#define CMD_SET_EP_STAT(x) (0x00400500 | ((x) << 16))
+#define CMD_CLR_BUF 0x00F20500
+#define DAT_CLR_BUF 0x00F20200
+#define CMD_VALID_BUF 0x00FA0500
+
+/* Device Address Register Definitions */
+#define DEV_ADDR_MASK 0x7F
+#define DEV_EN 0x80
+
+/* Device Configure Register Definitions */
+#define CONF_DVICE 0x01
+
+/* Device Mode Register Definitions */
+#define AP_CLK 0x01
+#define INAK_CI 0x02
+#define INAK_CO 0x04
+#define INAK_II 0x08
+#define INAK_IO 0x10
+#define INAK_BI 0x20
+#define INAK_BO 0x40
+
+/* Device Status Register Definitions */
+#define DEV_CON 0x01
+#define DEV_CON_CH 0x02
+#define DEV_SUS 0x04
+#define DEV_SUS_CH 0x08
+#define DEV_RST 0x10
+
+/* Error Code Register Definitions */
+#define ERR_EC_MASK 0x0F
+#define ERR_EA 0x10
+
+/* Error Status Register Definitions */
+#define ERR_PID 0x01
+#define ERR_UEPKT 0x02
+#define ERR_DCRC 0x04
+#define ERR_TIMOUT 0x08
+#define ERR_EOP 0x10
+#define ERR_B_OVRN 0x20
+#define ERR_BTSTF 0x40
+#define ERR_TGL 0x80
+
+/* Endpoint Select Register Definitions */
+#define EP_SEL_F 0x01
+#define EP_SEL_ST 0x02
+#define EP_SEL_STP 0x04
+#define EP_SEL_PO 0x08
+#define EP_SEL_EPN 0x10
+#define EP_SEL_B_1_FULL 0x20
+#define EP_SEL_B_2_FULL 0x40
+
+/* Endpoint Status Register Definitions */
+#define EP_STAT_ST 0x01
+#define EP_STAT_DA 0x20
+#define EP_STAT_RF_MO 0x40
+#define EP_STAT_CND_ST 0x80
+
+/* Clear Buffer Register Definitions */
+#define CLR_BUF_PO 0x01
+
+
+/* DMA Interrupt Bit Definitions */
+#define EOT_INT 0x01
+#define NDD_REQ_INT 0x02
+#define SYS_ERR_INT 0x04
+
+
+#endif /* __USBREG_H */