#ifndef	SJA1000_H
#define	SJA1000_H
#include "DEF.h"


//時鐘頻率16MHz
#define 	SJA_FOSC	(16*1000*1000)ul



//SJA1000 Regsters Macro,in pelican mode
/*模式寄存器 bit0-bit4 復位、只聽、自檢測、驗收濾波器、睡眠*/
#define REG_MR		0
#define BIT_RM 		(1<<0)
#define BIT_LOM		(1<<1)
#define BIT_STM		(1<<2)
#define BIT_AFM		(1<<3)
#define BIT_SM		(1<<4)

/*命令寄存器 bit0-bit4 發送請求、中止發送、釋放接受緩沖器、清除數據溢出、自接受請求(信息可以同時發送和接收)*/
#define REG_CMR		1
#define BIT_TR		(1<<0)
#define BIT_AT		(1<<1)
#define BIT_RR		(1<<2)
#define BIT_CDO		(1<<3)
#define BIT_SSR		(1<<4)

/*狀態寄存器 bit0-bit7 接受緩沖器、數據溢出、發送緩沖器、發送完成、接收、發送、錯誤、總線狀態*/
#define REG_SR		2
#define BIT_RBS		(1<<0)
#define BIT_DOS		(1<<1)
#define BIT_TBS		(1<<2)
#define BIT_TCS		(1<<3)
#define BIT_RS		(1<<4)
#define BIT_TS		(1<<5)
#define BIT_ES		(1<<6)
#define BIT_BS		(1<<7)

/*中斷寄存器 bit0-bit4 接收、發送、出錯、數據溢出、喚醒中斷， 用作中斷源識別*/
#define REG_IR		3
#define BIT_RI		(1<<0)
#define BIT_TI		(1<<1)
#define BIT_EI		(1<<2)
#define BIT_DOI		(1<<3)
#define BIT_WUI		(1<<4)

/*中斷使能寄存器 bit0-bit4 接收、發送、出錯、數據溢出、喚醒中斷*/
#define REG_IER		4
#define BIT_RIE		(1<<0)
#define BIT_TIE		(1<<1)
#define BIT_EIE		(1<<2)
#define BIT_DOIE	(1<<3)
#define BIT_WUIE	(1<<4)

//#define EN_IRQ		(BIT_RIE|BIT_TIE|BIT_EIE|BIT_DOIE|BIT_WUIE)
#define DIS_IRQ		0x0

/*總線時序0，總線時序1，輸出控制，錯誤代碼捕捉*/
#define REG_BTR0	6
#define REG_BTR1	7
#define REG_OC		8
#define REG_ERR		12

/*驗收代碼acr0-3，驗收屏蔽amr0-3*，時鐘分頻*/
#define REG_ACR0	16
#define REG_AMR0	20
#define REG_CDR		31



void TsetSJA(void);
void SJA1000_TX(CanMessageStruct * msg);

#endif