CAN总线的设置编程

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1、#include//SFRdeclarationse#defineCANCTRL0x00//ControlRegister控制寄存器#defineCANSTAT0x01//Statusregister状态寄存器#defineERRCNT0x02//errorcounterregister错误计数寄存器#defineBITREG0x03//BitTimingRegister位定时寄存器#defineINTREG0x04//InterruptLowByteRegister#defineCANTSTR0x05//Testregister测试

2、寄存器#defineBRPEXT0x06//BRPExtensionRegisterBRP扩展寄存器#defineIF1CMDRQST0x08//==IF1InterfanceRegistersIF1接口寄存器==////IF1CommandRequestRegister命令请求寄存器#defineIF1CMDMSK0x09//IF1CommandMaskRegister命令掩码寄存器#defineIF1MSK10x0A//IF1Mask1Register掩码寄存器1#defineIF1MSK20x0B//IF1Mask2Register掩码寄存器2#defi

3、neIF1ARB10x0C//IF1Arbitration1Register仲裁寄存器1#defineIF1ARB20x0D//IF1Arbitration2Register仲裁寄存器2#defineIF1MSGC0x0E//IF1MessageConrolRegister消息控制寄存器/#defineIF1DATA10x0F//IF1DataA1Register数据A寄存器#defineIF1DATA20x10//IF1DataA2Register#defineIF1DATB10x11//IF1DataB1Register数据B寄存器#defineIF1DA

4、TB20x12//IF1DataB2Register#defineIF2CMDRQST0x20//==IF1InterfanceRegistersIF1接口寄存器==////IF1CommandRequestRegister命令请求寄存器#defineIF2CMDMSK0x21//IF2CommandMaskRegister命令掩码寄存器#defineIF2MSK10x22//IF2Mask1Register掩码寄存器1#defineIF2MSK20x23//IF2Mask2Register掩码寄存器2#defineIF2ARB10x24//IF2Arbitr

5、ation1Register仲裁寄存器1#defineIF2ARB20x25//IF2Arbitration2Register仲裁寄存器2#defineIF2MSGC0x26//IF2MessageConrolRegister消息控制寄存器#defineIF2DATA10x27//IF2DataA1Register数据A寄存器#defineIF2DATA20x28//IF2DataA2Register#defineIF2DATB10x29//IF2DataB1Register数据B寄存器#defineIF2DATB20x2A//IF2DataB2Registe

6、r#defineTRANSREQ10x40//==MessageHandlerRegisters消息处理寄存器==//TransmissionRest1Register消息请求寄存器#defineTRANSREQ20x41//TransmissionRequest2Register#defineNEWDAT10x48//NewData1register新数据寄存器#defineNEWDAT20x49//NewData2register新数据寄存器#defineINTPEND10x50//InterruptPending1Register中断挂起寄存器#defi

7、neINTPEND20x51//InterruptPending2Register#defineMSGVAL10x58//MessgaeValid1Register消息有效寄存器#defineMSGVAL20x59//MessgaeValid1Register//GlobalVariables全局变量charMsgNum；//消息对象号charstatus;//状态inti;#defineBUTTON((P5&0x10)==0x10)//定义按钮sbitLED=P^;//P.是灯的I/O口sfr16CAN0DAT=0xD8;//FunctionPROTOTUP

8、ES/////////////////