//////////////candeal1.h/////////////////////
#include "can.h"
void transmit (char MsgNum,char *p,char len) 
/*將*p數(shù)據(jù)寫入can消息發(fā)送，len為數(shù)據(jù)長度*/
{	char i;
	SFRPAGE = CAN0_PAGE;
	CAN0ADR = IF1CMDMSK;         
	CAN0DAT = 0x0087;            
	/*   IF1 Command Mask Registers  =0x0087
	WR/RD=1,Mask=0,Arb=0,Control=0,ClrIntPnd=0,TxRqst=1,DataA=1,DataB=1,一次發(fā)送8字節(jié)數(shù)據(jù)*/
	CAN0ADR = IF1DATA1;          
	for(i=0;i<len;i+=2){
		CAN0DATH=*p++;
		CAN0DATL=*p++;
	}
 	CAN0ADR = IF1CMDRQST;        
	CAN0DATL = MsgNum;            
}
void receive_data (uchar MsgNum,char *p,char len)
/*將接收數(shù)據(jù)存入*p指針中，len為接收長度*/
{
	char i;
  	SFRPAGE = CAN0_PAGE;
	CAN0ADR = IF2CMDMSK;       	
	CAN0DATL = 0x0f;          
	/*   IF1 Command Mask Registers  =0xxx0f
	WR/RD=0,Mask=0,Arb=0,Control=0,ClrIntPnd=1,NewDat=1,DataA=1,DataB=1,一次發(fā)送8字節(jié)數(shù)據(jù)*/
	CAN0ADR = IF2CMDRQST;      
	CAN0DATL = MsgNum;       	  
	CAN0ADR = IF2DATA1;     	  
	for(i=0;i<len;i+=2){
		*p++=CAN0DATH;
		*p++=CAN0DATL;
	}
	isnewdata=1;
 }