main.c

一个基于LPC2200的CAN程序 可发送数据

/****************************************Copyright (c)**************************************************
**                               Guangzou ZLG-MCU Development Co.,LTD.
**                                      graduate school
**                                 http://www.zlgmcu.com
**
**--------------File Info-------------------------------------------------------------------------------
** File name:			main.c
** Last modified Date:  2004-09-16
** Last Version:		1.0
** Descriptions:		The main() function example template
**
**------------------------------------------------------------------------------------------------------
** Created by:			Chenmingji
** Created date:		2004-09-16
** Version:				1.0
** Descriptions:		The original version
**
**------------------------------------------------------------------------------------------------------
** Modified by:
** Modified date:
** Version:
** Descriptions:
**
********************************************************************************************************/
#include "config.h"
#include ".\CAN\IncludeCAN.h"

void LongDelay(INT32U Val)
{
	while(Val-- > 0);
}

int main (void)
{// add user source code 
	INT8U statue; 
	InitCAN(CAN1);
	ConfigAFReg();
	CANRcvCyBufApp[CAN1].RcvBuf[0].CANRcvFS.Bits.DLC = 8;			//数据长度
	CANRcvCyBufApp[CAN1].RcvBuf[0].CANRcvFS.Bits.RTR = 0;			//远程帧，数据帧标志(1为远程帧
	CANRcvCyBufApp[CAN1].RcvBuf[0].CANRcvFS.Bits.FF = 0;			//标准帧，扩展帧标志(1为扩展帧
	CANRcvCyBufApp[CAN1].RcvBuf[0].RxCANID.Bits.ID = 0;				//帧ID
	CANRcvCyBufApp[CAN1].RcvBuf[0].RDA.Word = 0x44332211;			//前四字节数据
	CANRcvCyBufApp[CAN1].RcvBuf[0].RDB.Word = 0x88776655;			//后四字节数据
	//结束初始化
	while (1)
	{
		statue = CANSendData (CAN1,SIG,&CANRcvCyBufApp[CAN1].RcvBuf[0]);
		if (statue == 0)
		{
			CANRcvCyBufApp[CAN1].RcvBuf[0].RxCANID.Bits.ID++;
			if(CANRcvCyBufApp[CAN1].RcvBuf[0].RxCANID.Bits.ID >= 0x7FF)
			{
				CANRcvCyBufApp[CAN1].RcvBuf[0].RxCANID.Bits.ID = 0x00;
			}
		}
		LongDelay(0xFFFF);
	}
	
    return 0;
}

/*********************************************************************************************************
**                            End Of File
********************************************************************************************************/