/// <summary>
/// dll库文件中的取值函数封装
/// </summary>
private DataFrame GetData()
{
if (this.ReceiveCount != 0)
{
Like.CAN_DataFrame temp = new Like.CAN_DataFrame();
temp.arryData = new byte[8];
uint res = Like.CAN_ChannelReceive(this._handle, this.Channel, ref temp);
if (res == 1)
{
DataFrame resualt = Conver2ClassDataFrame(temp);
Debug.WriteLine("读取\t一帧数据\t成功", resualt.ReceiveTime.ToString());
if (EventSendHander != null)
{
EventReceiveHander(this, resualt);
}
return resualt;
}
else
{
Debug.WriteLine("读取\t一帧数据\t失败");
return null;
}
}
else
{
if (this.IsRuning)
{
Debug.WriteLine("缓冲区暂未接收到数据");
return null;
}
else
{
Debug.WriteLine("对应CAN通道未开启");
return null;
}
}
}
/// <summary>
/// 把DataFrame对象转为结构本CAN_DataFrame
/// </summary>
private Like.CAN_DataFrame Conver2StructDataFrame(DataFrame data)
{
Like.CAN_DataFrame res = new Like.CAN_DataFrame();
res.arryData = new byte[8];
Array.Copy(data.Date, res.arryData, data.Date.Length);
res.nDataLen = data.DataLength;
res.nSendType = (byte)data.SendType;
res.uID = data.ID;
if (data.IsExternFrame)
res.bExternFlag = 1;
else
res.bExternFlag = 0;
if (data.IsRemoteFrame)
res.bRemoteFlag = 1;
else
res.bRemoteFlag = 0;
res.uTimeFlag = 0;
return res;
}