ub4020evb.h

关于嵌入式的串口通信程序

/*************************************************************************************
 *	Copyright (c) 2008 by PROCHIP Limited.
 *	PROPRIETARY RIGHTS of PROCHIP Limited are involved in the subject matter of this 
 *	material.  All manufacturing, reproduction, use, and sales rights 
 *	pertaining to this subject matter are governed by the license agreement.
 *	The recipient of this software implicitly accepts the terms of the license.
 *
 *	File Name:  ub4020evb.h
 *
 *	File Description: ub4020evb测试版的定义.
 *
 *    Version         Date            Author           
 *------------------------------------------------------------------------------------    
 *    0.0.1           2007.12.25      Zhang Yang            
 *    0.0.2           2008.04.25      QI Haochun		      	
 *************************************************************************************
 */
 
#ifndef   __UB4020EVB_H
#define   __UB4020EVB_H


/*
 **************************************
 * 所有程序中用到的Typedef
 **************************************
 */
 
typedef    char                 S8;        /* signed 8-bit integer */
typedef    short                S16;       /* signed 16-bit integer */
typedef    long                 S32;       /* signed 32-bit integer */
typedef    unsigned char        U8;        /* unsigned 8-bit integer */
typedef    unsigned short       U16;       /* unsigned 16-bit integer */
typedef    unsigned long        U32;       /* unsigned 32-bit integer */

typedef    volatile U32 *       RP;
typedef    volatile U16 *       RP16;
typedef    volatile U8  *       RP8;

typedef    void                 *VP;       /* pointer to an unpredictable data type */
typedef    void                 (*FP)();   /* program start address */

#ifndef    _BOOL_TYPE_
#define    _BOOL_TYPE_
typedef    int                  BOOL;	   /* Boolean value.  TRUE (1) or FALSE (0). */
#endif  

typedef    int                  ER;        /* Error code.  A signed integer. */


/*
 **************************************
 * Error Codes:
 *    IF SUCCESS RETURN 0, ELSE RETURN OTHER ERROR CODE,
 *    parameter error return (-33)/E_PAR, 
 *    hardware error reture (-99)/E_HA
 **************************************
 */

#define    E_OK          0        /* Normal completion */
#define    E_SYS         (-5)     /* System error */
#define    E_NOMEM       (-10)    /* Insufficient memory */
#define    E_NOSPT       (-17)    /* Feature not supported */
#define    E_INOSPT      (-18)    /* Feature not supported by ITRON/FILE specification */
#define    E_RSFN        (-20)    /* Reserved function code number */
#define    E_RSATR       (-24)    /* Reserved attribute */
#define    E_PAR         (-33)    /* Parameter error */
#define    E_ID          (-35)    /* Invalid ID number */
#define    E_NOEXS       (-52)    /* Object does not exist */
#define    E_OBJ         (-63)    /* Invalid object state */
#define    E_MACV        (-65)    /* Memory access disabled or memory access violation */
#define    E_OACV        (-66)    /* Object access violation */
#define    E_CTX         (-69)    /* Context error */
#define    E_QOVR        (-73)    /* Queuing or nesting overflow */
#define    E_DLT         (-81)    /* Object being waited for was deleted */
#define    E_TMOUT       (-85)    /* Polling failure or timeout exceeded */
#define    E_RLWAI       (-86)    /* WAIT state was forcibly released */ 
#define    E_HA          (-99)    /* HARD WARE ERROR */

#define write_reg(reg, data)       *(RP)reg = data
#define read_reg(reg)              *(RP)reg
#define and_reg(reg,data)          *(RP)reg &= data
#define or_reg(reg, data)          *(RP)reg |= data

#define judge(value,default_value)               \
{                                                \
    if(value != default_value)                   \
    {                                            \
        write_reg(0x0400a000,0xffffffff);        \
    }                                            \
} 

#define delay(j)                                 \
{                                                \
  U16 i;                                         \
  for(i=0;i<j;i++){};                            \
}

#endif