c# vs2017 关于周立波的can分析仪 二次开发 大佬救我

Question

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Runtime.InteropServices;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace WindowsFormsApp1
{
public partial class Form1 : Form
{
uint m_devtype = 4;//设备类型号

    uint m_devind = 0;//设备索引号
    int m_canid = 0;//can口ID

    ///5.定义初始化CAN的数据类型
    struct VCI_INIT_CONFIG
    {
        public int AccCode;
        public int AccMask;
        public int Reserved;
        public int Filter;
        public int Timing0;
        public int Timing1;
        public int Mode;
    }

    ///2.定义CAN信息帧的数据类型。
    struct VCI_CAN_OBJ
    {
        public uint ID;
        public uint TimeStamp;
        public byte TimeFlag;
        public byte SendType;
        public byte RemoteFlag;//是否是远程帧
        public byte ExternFlag;//是否是扩展帧
        public byte DataLen;
        public byte []Data;       ///Data[8]
        public byte []Reserved;    //Reserved[0] 第0位表示特殊的空行或者高亮帧  Reserved[3]
    }

    ///4.定义错误信息的数据类型。
    struct VCI_ERR_INFO
    {
        public uint ErrCode;
        public byte []Passive_ErrData;/// Passive_ErrData[3]
        public byte ArLost_ErrData;
    }

    public Form1()
    {
        InitializeComponent();
    }

    private void Form1_Load(object sender, EventArgs e)
    {

    }

    private void button1_Click(object sender, EventArgs e)
    {

        VCI_INIT_CONFIG InitConfig = new VCI_INIT_CONFIG();
        /*
        InitConfig.AccCode = 00;
        InitConfig.AccMask = -1;
        InitConfig.Filter = 1;
        InitConfig.Reserved = 0;
        InitConfig.Mode = 0;
        InitConfig.Timing0 = 0;//测试....
        InitConfig.Timing1 = 20;
        */

        uint a = VCI_CloseDevice(m_devtype, m_devind);//调用DLL
        uint b = VCI_OpenDevice(m_devtype, m_devind, 0);
        if (b != 1)//reserverd
        {
            MessageBox.Show("打开设备错误" );
            return;
        }

        if (VCI_InitCAN(3, 0, 0, ref InitConfig) == 1)//canid
        {
            if (VCI_StartCAN(3, 0, 0) == 1)//canid
            {
                /*
                VCI_CAN_OBJ vio = new VCI_CAN_OBJ();
                vio.DataLen = 8;
                vio.ExternFlag = 0;
                vio.RemoteFlag = 0;
                vio.SendType = 2;
                vio.ID = 1;
                vio.data0 = (byte)11;
                vio.data1 = (byte)11;
                vio.data2 = (byte)11;
                vio.data3 = (byte)11;
                vio.data4 = (byte)11;
                vio.data5 = (byte)11;
                vio.data6 = (byte)11;
                vio.data7 = (byte)11;
                vio.Reserved0 = 0;
                vio.Reserved1 = 0;
                vio.Reserved2 = 0;

                int smap = VCI_Transmit(3, 0, 0, ref vio, 1);

                MessageBox.Show(smap.ToString());
                */
            }
        }
        else
        {
            MessageBox.Show("初始化错误");
            return;
        }
    }

    [DllImport("ControlCAN.dll")]
    static extern uint VCI_OpenDevice(uint DevType, uint DevIndex, uint Reserved);//Reserved系统保留字段
    [DllImport("ControlCAN.dll")]
    static extern uint VCI_CloseDevice(uint DevType, uint DevIndex);

    [DllImport("ControlCAN.dll")]
    static extern int VCI_InitCAN(int Devicetype, int DeviceInd, int CANInd, ref VCI_INIT_CONFIG InitConfig);//初始化指定CAN
    [DllImport("ControlCAN.dll")]
    static extern int VCI_StartCAN(int Devicetype, int DeviceInd, int CANInd);//启动CAN
    [DllImport("ControlCAN.dll")]
    static extern int VCI_ResetCAN(int Devicetype, int DeviceInd, int CANInd);//复位CAN
    [DllImport("ControlCAN.dll")]
    static extern int VCI_Transmit(int Devicetype, int DeviceInd, int CANInd, ref VCI_CAN_OBJ vio, int length);//发送数据
    [DllImport("ControlCAN.dll")]
    static extern int VCI_ReadErrInfo(int Devicetype, int DeviceInd, int CANInd, ref VCI_ERR_INFO errinfo);//接收最后1条错误信息
    [DllImport("ControlCAN.dll")]
    static extern int VCI_Receive(int Devicetype, int DeviceInd, int CANInd, ref VCI_CAN_OBJ vri, int length, int WaitTime);//接收信息

}

}

设备打开那边就出错了，有大佬知道为啥吗

Answer 1

周立波？那个是喜剧演员好不好。是周立功吧。搞清楚关键字很重要，因为搞清楚了你就可以google了。剩下的问题google会告诉你。