/*
*****************************************************************************************************************
*????????????????????????????????????????????????????DPS4-128
*???????????????????????????????11
*
*?????????????????????????????????（c）?Copyright?2012?MKL?Ltd.?Qingdao?CN
*??????????????????????????????????????????????All?Rights?Reserved
*
*
*?File??????:??SJA1000.C
*?Purpose???:??Init?source?file.
*?By????????:??Zhu?Liangtao
*?Version???:??1.00


----------------------------------------------------------------------
Version-Date-------Author-------?-Explanation
----------------------------------------------------------------------
1.00????111108	Zhu?Liangtao????First?release
							
*****************************************************************************************************************
*/
#include?“DSP2803x_Device.h“				//?Peripheral?address?definitions
#include?“DSP2803x_GlobalPrototypes.h“
#include?“EVC_var.h“

#define?????RST_N???GpioDataRegs.GPADAT.bit.GPIO20
#define?????ALE?	GpioDataRegs.GPADAT.bit.GPIO12
#define?????CS_N	GpioDataRegs.GPADAT.bit.GPIO7
#define?????RD_N	GpioDataRegs.GPADAT.bit.GPIO6
#define?????WR_N	GpioDataRegs.GPADAT.bit.GPIO19

#define?????DATA0	GpioDataRegs.GPADAT.bit.GPIO21
#define?????DATA1	GpioDataRegs.GPADAT.bit.GPIO0
#define?????DATA2	GpioDataRegs.GPADAT.bit.GPIO1
#define?????DATA3	GpioDataRegs.GPADAT.bit.GPIO10
#define?????DATA4	GpioDataRegs.GPADAT.bit.GPIO4
#define?????DATA5	GpioDataRegs.GPADAT.bit.GPIO11
#define?????DATA6	GpioDataRegs.GPADAT.bit.GPIO8
#define?????DATA7	GpioDataRegs.GPADAT.bit.GPIO16



#define?????CR	????0x00????????//控制寄存器
#define?????CMR?????0x01????????//命令寄存器
#define?????SR??????0x02????????//狀態寄存器
#define?????IR??????0x03????????//中斷寄存器
#define?????ACR	????0x04????????//驗收代碼寄存器
#define?????AMR	????0x05????????//驗收屏蔽寄存器
#define		BTR0	0x06????????//總線定時0寄存器
#define		BTR1	0x07????????//總線定時1寄存器
#define		OCR	????0x08????????//輸出控制寄存器
#define		IDEN1	0x0a????????//發送識別碼1寄存器
#define		IDEN2???0x0b????????//發送識別碼2寄存器

#define		RIDEN1	0x14????????//接收識別碼1寄存器
#define		RIDEN2??0x15????????//接收識別碼2寄存器

#define		CDR	????0x1f????????//時鐘分頻寄存器

#define?????ACR_VALUE?0x46??????//0x230/8?=0x46
#define?????AMR_VALUE?0x00		//0xFF-0x46=0xB9??必須得00
//#define?????ACR_VALUE?0xa9??????//0x548-0x549-0x54a??0x548/8?=0xa9
//#define?????AMR_VALUE?0x00

#define		BTR0_VALUE	0x00	//波特率設置，BAUD=500KCLK=12MHZ
#define		BTR1_VALUE	0x36
#define		OCR_VALUE	0xda????//正常輸出
#define		IDEN1_VALUE	0x26????//發送識別碼1??0x130/8
#define		IDEN2_VALUE?0x08????//發送識別碼2??8字節

#define?	TX_START????0x0c	//發送緩沖區有8字節RAM??
#define?	RX_START????0x16	//接收緩沖區有8字節RAM???

/*******************************讀數據******************************************/
Uint16?CAN_Read_Data（Uint16?Addr）
{
	Uint16?ab;
	a?=?Addr;
	
	CS_N??=?1;??????????????????????????????????????????
	WR_N??=?1;
	RD_N??=?1;
	ALE???=?0;
	
	//寫地址
????CAN_Port_Out（）;???
????Delay（1）