modbusdef.h

基于c的电动机保护程序

#ifndef __MODBUS__
#define __MODBUS__

#include "def.h"
#include "nucleus.h"
#include "UART.h"



#define FUNC_03   3
#define FUNC_04   4
#define FUNC_06   6

#define FUNC_65   65

#define revCommand_len 11
/**********************************************************************
                              Some defines
 */
//-----------  MODE switch macro -------------

//#define ASCII_MODE
#define RTU_MODE 

//----------- some macro in frame------------- 
#ifdef  ASCII_MODE
#define ASCII_FRAME_HEAD      0X3A      /* 0X3A是ASCII码 ' : ' */
#define ASCII_FRAME_END1      0X0D      /* 0X0A 0XOD 是ASCII码的回车换行 */
#define ASCII_FRAME_END2      0X0A      /* 这两个字符标志着FRAME的结束 */
#endif 

//----------- some function macro -------------
/*01 - 21 PROTOCOL USED*/
#define read_coil     01
#define read_di       02
#define read_hld_reg  03
#define read_ai       04
#define set_coil      05
#define set_hld_reg   06
/* 22～64 reserved for expanding */
#define read_fifo     24          
/* 65～72 reserved for user         */
/* 73～119 illegal function code   */
#define protocol_exception 0x81
/* 120～127  reserved                 */
/* 128～255 reserved : for abort,you can't use it as function code */

/* 设备地址 */
#define DEVADDR1   1
#define DEVADDR2   2
#define DEVADDR3   3
#define DEVADDR4   4
#define DEVADDR5   5
#define DEVADDR6   6
#define DEVADDR7   7

//----------- some erro macro ---------------
#define MOD_PROTOCOL_ERR       1
#define MOD_FRAM_ERR           2
#define MOD_SEND_BUFFER_FULL   3    
#define MOD_SEND_BUFFER_EMPTY  4
#define MOD_REV_BUFFER_FULL    5
#define MOD_REV_BUFFER_EMPTY   6


/**************************************************************************
                          basic frame structure define  
 */
#ifdef ASCII_MODE
typedef struct {
    U8     head;                        /*       Frame head            */
	U16	   addr;
	U16	   fucnum;
	RP8    pData;                       /* a pointer to the data     */
	U16     lrc;                         /*       lrc check                 */
	U8   f_tail;                        /*       Frame tail               */
	U8   s_tail;                         
}_MOD_FRAME_ASCII ;                                   /* MODBUS ASCII FRAME    */


typedef  _MOD_FRAME_ASCII *  MOD_PA_frame;    

U8 lrc_check(RP8, int);
#endif


#ifdef RTU_MODE
typedef struct 
{
	
	U8	   addr;
	U8     fucnum;
	RP8    pData;                       // a pointer to the data     
	U16    crc;                       //      crc check                
} _MOD_FRAME_RTU;                                       // MODBUS ASCII FRAME    

typedef _MOD_FRAME_RTU * RTU_PR_frame ;  

U16 crc_check(RP8, int);


typedef struct 
{\
              U32    data_00H,data_01H,data_02H,data_03H,data_04H,data_05H,data_06H,data_07H,data_08H,data_09H,data_0AH,data_0BH,data_0CH,data_0DH,data_0EH,data_0FH,\
                     data_10H,data_11H,data_12H,data_13H,data_14H,data_15H,data_16H,data_17H,data_18H,data_19H,data_1AH,data_1BH,data_1CH,data_1DH,data_1EH,data_1FH,\
                     data_20H,data_21H,data_22H,data_23H,data_24H,data_25H,data_26H,data_27H,data_28H,data_29H,data_2AH,data_2BH,data_2CH,data_2DH,data_2EH,data_2FH,\
                     data_30H,data_31H,data_32H,data_33H,data_34H,data_35H,data_36H,data_37H,data_38H,data_39H,data_3AH,data_3BH,data_3CH,data_3DH,data_3EH,data_3FH,\
                     data_40H,data_41H,data_42H,data_43H,\
                     
                     Flag_00H,Flag_01H,Flag_02H,Flag_03H,Flag_04H,Flag_05H,Flag_06H,Flag_07H,Flag_08H,Flag_09H,Flag_0AH,Flag_0BH,Flag_0CH,Flag_0DH,Flag_0EH,Flag_0FH,\
                     Flag_10H,Flag_11H,Flag_12H,Flag_13H,Flag_14H,Flag_15H,Flag_16H,Flag_17H,Flag_18H,Flag_19H,Flag_1AH,Flag_1BH,Flag_1CH,Flag_1DH,Flag_1EH,Flag_1FH,\
                     Flag_20H,Flag_21H,Flag_22H,Flag_23H,Flag_24H,Flag_25H,Flag_26H,Flag_27H,Flag_28H,Flag_29H,Flag_2AH,Flag_2BH,Flag_2CH,Flag_2DH,Flag_2EH,Flag_2FH,\
                     Flag_30H,Flag_31H,Flag_32H,Flag_33H,Flag_34H,Flag_35H,Flag_36H,Flag_37H,Flag_38H,Flag_39H,Flag_3AH,Flag_3BH,Flag_3CH,Flag_3DH,Flag_3EH,Flag_3FH,\
                     Flag_40H,Flag_41H,Flag_42H,Flag_43H;
                
                     
}_ModBus_DataAdd;



#endif



//------------ Frame buffer ------------------
#ifndef  SEND_BUFFER_ADDRESS
#define  SEND_BUFFER_ADDRESS 
#endif
#ifndef  BUFFER_SIZE
#define  BUFFER_SIZE   (512)
#endif
#ifndef  RECEIVE_BUFFER_ADDRESS
#define  RECEIVE_BUFFER_ADDRESS 
#endif

/****************buffer操作**********************/
/*buffer 指针前移并循环*/
#define INC(a) ((a) = ((a)+1) & (BUFFER_SIZE-1))

/*buffer 指针后移并循环*/
#define DEC(a) ((a) = ((a)-1) & (BUFFER_SIZE-1))

/*buffer 是否为空*/
#define EMPTY(a) ((a).head == (a).tail)

/*buffer 剩余空间*/
#define LEFT(a) (((a).tail-(a).head-1) & (BUFFER_SIZE-1))

/*buffer 中最后一个位置*/
#define LAST(a) ((a).buf[(BUFFER_SIZE-1) & ((a).head-1)])

/*buffer 中第一个位置*/
#define FIRST(a) ((a).buf[(BUFFER_SIZE-1) & ((a).tail)])

/*buffer 是否满*/
#define FULL(a) (!LEFT(a))

/*buffer 中已放数据长度*/
#define CHARS(a) (((a).head-(a).tail) & (BUFFER_SIZE-1))

/*从queue缓冲区中取一字符(从tail处,tail+1)*/
#define GETCH(queue, c) do{\
	c = (queue).buf[(queue.tail)];\
	INC((queue).tail);\
}while(0)

/*向queue缓冲区中放一字符(从head处,head+1)*/
#define PUTCH(c, queue) do{\
	(queue).buf[(queue).head] = (c);\
	INC((queue).head);\
}while(0)
/*----------------------------------------------------------*/

/* buffer define */

typedef struct 
{
	char buf[BUFFER_SIZE];
	unsigned long  head;
	unsigned long  tail;
	int length; //лϢ³¤¶ƍ
}MOD_BUF;


typedef struct 
{
	unsigned long last_timetick;
	unsigned char buf[20];
	int  head;
	int  tail;
}_MOD_ReciveBUF;

/*************************************************************************************
          Some GLOBLE
 */
//extern INT MOD_Err;                   /*总的错误码*/  

#endif


int Modbus_Rec(void);
void Modbus_Send(void);
int Func_Process(int);
int Add(void);
//U16 crc_check(RP8 , int );
extern int sendover_flag;
extern _MOD_ReciveBUF MOD_revbuf;