mirror of
https://github.com/jie65535/Helpers.git
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263 lines
11 KiB
C#
263 lines
11 KiB
C#
using System;
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using System.Runtime.InteropServices;
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namespace USBCAN
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{
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public sealed class CAN_API
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{
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#region 数据类型定义
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/// <summary>
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/// 接口卡类型定义
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/// </summary>
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public enum PCIDeviceType
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{
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VCI_PCI5121 = 1,
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VCI_PCI9810 = 2,
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VCI_USBCAN1 = 3,
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VCI_USBCAN2 = 4,
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VCI_PCI9820 = 5,
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VCI_CAN232 = 6,
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VCI_PCI5110 = 7,
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VCI_CANLITE = 8,
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VCI_ISA9620 = 9,
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VCI_ISA5420 = 10,
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VCI_PC104CAN = 11,
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VCI_CANETE = 12,
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VCI_DNP9810 = 13,
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VCI_PCI9840 = 14,
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VCI_PCI9820I = 16
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}
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//函数调用返回状态值
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/// <summary>
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/// 正常状态
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/// </summary>
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public static readonly int STATUS_OK = 1;
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/// <summary>
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/// 发生错误
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/// </summary>
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public static readonly int STATUS_ERR = 0;
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/// <summary>
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/// 错误类型
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/// </summary>
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public enum ErrorType
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{
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// --------------- CAN错误码 -------------------
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/// <summary>
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/// CAN错误码:CAN控制器内部FIFO溢出
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/// </summary>
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ERR_CAN_OVERFLOW = 0x0001,
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/// <summary>
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/// CAN错误码:CAN控制器错误报警
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/// </summary>
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ERR_CAN_ERRALARM = 0x0002,
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/// <summary>
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/// CAN错误码:CAN控制器消极错误
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/// </summary>
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ERR_CAN_PASSIVE = 0x0004,
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/// <summary>
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/// CAN错误码:CAN控制器仲裁丢失
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/// </summary>
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ERR_CAN_LOSE = 0x0008,
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/// <summary>
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/// CAN错误码:CAN控制器总线错误
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/// </summary>
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ERR_CAN_BUSERR = 0x0010,
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// --------------- 通用错误码 -------------------
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/// <summary>
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/// 通用错误码:设备已经打开
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/// </summary>
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ERR_DEVICEOPENED = 0x0100,
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/// <summary>
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/// 通用错误码:打开设备错误
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/// </summary>
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ERR_DEVICEOPEN = 0x0200,
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/// <summary>
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/// 通用错误码:设备没有打开
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/// </summary>
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ERR_DEVICENOTOPEN = 0x0400,
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/// <summary>
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/// 通用错误码:缓冲区溢出
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/// </summary>
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ERR_BUFFEROVERFLOW = 0x0800,
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/// <summary>
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/// 通用错误码:此设备不存在
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/// </summary>
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ERR_DEVICENOTEXIST = 0x1000,
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/// <summary>
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/// 通用错误码:装载动态库失败
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/// </summary>
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ERR_LOADKERNELDLL = 0x2000,
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/// <summary>
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/// 通用错误码:执行命令失败错误码
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/// </summary>
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ERR_CMDFAILED = 0x4000,
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/// <summary>
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/// 通用错误码:内存不足
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/// </summary>
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ERR_BUFFERCREATE = 0x8000
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}
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/// <summary>
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/// ZLGCAN系列接口卡信息
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/// </summary>
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[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
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public struct VCI_BOARD_INFO
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{
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public ushort hw_Version;
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public ushort fw_Version;
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public ushort dr_Version;
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public ushort in_Version;
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public ushort irq_Num;
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public byte can_Num;
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[System.Runtime.InteropServices.MarshalAsAttribute(System.Runtime.InteropServices.UnmanagedType.ByValTStr, SizeConst = 20)]
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public string str_Serial_Num;
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[System.Runtime.InteropServices.MarshalAsAttribute(System.Runtime.InteropServices.UnmanagedType.ByValTStr, SizeConst = 40)]
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public string str_hw_Type;
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[System.Runtime.InteropServices.MarshalAsAttribute(System.Runtime.InteropServices.UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = System.Runtime.InteropServices.UnmanagedType.U2)]
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public ushort[] Reserved;
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}
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/// <summary>
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/// CAN信息帧
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/// </summary>
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[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
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public struct VCI_CAN_OBJ
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{
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public uint ID;
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public uint TimeStamp;
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public byte TimeFlag;
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public byte SendType;
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public byte RemoteFlag;//是否是远程帧
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public byte ExternFlag;//是否是扩展帧
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public byte DataLen;
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[MarshalAs(UnmanagedType.ByValArray, SizeConst = 8, ArraySubType = UnmanagedType.I1)]
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public byte[] Data;
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[MarshalAs(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
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public byte[] Reserved;
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}
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/// <summary>
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/// CAN控制器状态
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/// </summary>
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[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
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public struct VCI_CAN_STATUS
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{
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public byte ErrInterrupt;
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public byte regMode;
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public byte regStatus;
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public byte regALCapture;
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public byte regECCapture;
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public byte regEWLimit;
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public byte regRECounter;
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public byte regTECounter;
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public uint Reserved;
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}
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/// <summary>
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/// 错误信息
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/// </summary>
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[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
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public struct VCI_ERR_INFO
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{
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public uint ErrCode;
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[MarshalAs(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
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public byte[] Passive_ErrData;
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public byte ArLost_ErrData;
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}
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/// <summary>
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/// 初始化CAN的配置信息
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/// </summary>
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[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
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public struct VCI_INIT_CONFIG
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{
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/// <summary>
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/// 验收码
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/// </summary>
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public uint AccCode;
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/// <summary>
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/// 屏蔽码
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/// </summary>
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public uint AccMask;
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/// <summary>
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/// 预留，填0
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/// </summary>
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public uint Reserved;
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/// <summary>
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/// 滤波方式
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/// </summary>
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public byte Filter;
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public byte Timing0;
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public byte Timing1;
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/// <summary>
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/// 模式：0:正常|1:只听
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/// </summary>
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public byte Mode;
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}
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[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
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public struct CHGDESIPANDPORT
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{
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[System.Runtime.InteropServices.MarshalAsAttribute(System.Runtime.InteropServices.UnmanagedType.ByValTStr, SizeConst = 10)]
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public string szpwd;
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[System.Runtime.InteropServices.MarshalAsAttribute(System.Runtime.InteropServices.UnmanagedType.ByValTStr, SizeConst = 20)]
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public string szdesip;
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public int desport;
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}
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#endregion
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#region API函数
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[DllImport("ControlCAN.dll", SetLastError = true, EntryPoint = "VCI_OpenDevice", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
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public static extern uint VCI_OpenDevice(uint DeviceType, uint DeviceInd, uint Reserved);
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[DllImport("ControlCAN.dll", SetLastError = true, EntryPoint = "VCI_CloseDevice", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
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public static extern uint VCI_CloseDevice(uint DeviceType, uint DeviceInd);
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[DllImport("ControlCAN.dll", SetLastError = true, EntryPoint = "VCI_ResetCAN", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
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public static extern uint VCI_ResetCAN(uint DeviceType, uint DeviceInd, uint CANInd);
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[DllImport("ControlCAN.dll", SetLastError = true, EntryPoint = "VCI_InitCAN", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
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public static extern uint VCI_InitCAN(uint DeviceType, uint DeviceInd, uint CANInd, ref VCI_INIT_CONFIG pInitConfig);
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[DllImport("ControlCAN.dll", SetLastError = true, EntryPoint = "VCI_Transmit", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
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public static extern uint VCI_Transmit(uint DeviceType, uint DeviceInd, uint CANInd, ref VCI_CAN_OBJ pSend, uint Len);
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[DllImport("ControlCAN.dll", SetLastError = true, EntryPoint = "VCI_Receive", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
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public static extern uint VCI_Receive(uint DeviceType, uint DeviceInd, uint CANInd, IntPtr pReceive, uint Len, int WaitTime);
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[DllImport("ControlCAN.dll", SetLastError = true, EntryPoint = "VCI_GetReceiveNum", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
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public static extern uint VCI_GetReceiveNum(uint DeviceType, uint DeviceInd, uint CANInd);
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[DllImport("ControlCAN.dll", SetLastError = true, EntryPoint = "VCI_ClearBuffer", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
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public static extern uint VCI_ClearBuffer(uint DeviceType, uint DeviceInd, uint CANInd);
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[DllImport("ControlCAN.dll", SetLastError = true, EntryPoint = "VCI_ReadErrInfo", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
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public static extern uint VCI_ReadErrInfo(uint DeviceType, uint DeviceInd, uint CANInd, ref VCI_ERR_INFO pErrInfo);
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[DllImport("ControlCAN.dll", SetLastError = true, EntryPoint = "VCI_StartCAN", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
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public static extern uint VCI_StartCAN(uint DeviceType, uint DeviceInd, uint CANInd);
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[DllImport("ControlCAN.dll", SetLastError = true, EntryPoint = "VCI_SetReference", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
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public static extern uint VCI_SetReference(uint DeviceType, uint DeviceInd, uint CANInd, uint RefType, object pData);
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[DllImport("ControlCAN.dll", SetLastError = true, EntryPoint = "VCI_GetReference", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
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public static extern uint VCI_GetReference(uint DeviceType, uint DeviceInd, uint CANInd, uint RefType, object pData);
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[DllImport("ControlCAN.dll", SetLastError = true, EntryPoint = "VCI_ReadCANStatus", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
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public static extern uint VCI_ReadCANStatus(uint DeviceType, uint DeviceInd, uint CANInd, ref VCI_CAN_STATUS pCANStatus);
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[DllImport("ControlCAN.dll", SetLastError = true, EntryPoint = "VCI_ReadBoardInfo", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
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public static extern uint VCI_ReadBoardInfo(uint DeviceType, uint DeviceInd, ref VCI_BOARD_INFO pInfo);
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#endregion
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}
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}
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