CAN报文规则

//相似接收

int32_t SetRxMsgMsk(CAN_T *tCAN)

{

uint32_t u32TimeOutCount = 0;

//CAN_EXT_ID接收扩展帧，掩码的id：0X000000D0 ，验证0x1FFCFFFF对应的位id必须一致

while(CAN_SetRxMsgObjAndMsk(tCAN, MSG(31), CAN_EXT_ID, 0X000000D0,0x1FFCFFFF,TRUE) == FALSE)

{

u32TimeOutCount++;

if(u32TimeOutCount >= 0x10000000) return FALSE;

}

return TRUE;

}

//精确接收

if(CAN_SetRxMsg(tCAN, MSG(0), CAN_STD_ID, 0x7FF) == FALSE)

{

//printf("Set Rx Msg Object failed\n");

return;

}