STM32 HAL库 CAN_1

"can.c"

#include "stdio.h"
 CAN_TxHeaderTypeDef mycan_tx;
 CAN_RxHeaderTypeDef mycan_rx;

void CANFilter_Config(void)  //滤波
{
    CAN_FilterTypeDef  sFilterConfig;
    sFilterConfig.FilterBank = 0;                       //CAN过滤器编号，范围0-27
    sFilterConfig.FilterMode = CAN_FILTERMODE_IDMASK;   //CAN过滤器模式，掩码模式或列表模式
    sFilterConfig.FilterScale = CAN_FILTERSCALE_32BIT;  //CAN过滤器尺度，16位或32位
    sFilterConfig.FilterIdHigh = 0x000 << 5;			//32位下，存储要过滤ID的高16位
    sFilterConfig.FilterIdLow = 0x0000;					//32位下，存储要过滤ID的低16位
    sFilterConfig.FilterMaskIdHigh = 0x0000;			//掩码模式下，存储的是掩码
    sFilterConfig.FilterMaskIdLow = 0x0000;
    sFilterConfig.FilterFIFOAssignment = 0;				//报文通过过滤器的匹配后，存储到哪个FIFO
    sFilterConfig.FilterActivation = ENABLE;    		//激活过滤器
    sFilterConfig.SlaveStartFilterBank = 0;
    
    if (HAL_CAN_ConfigFilter(&hcan, &