using System; using System.Collections.Generic; using System.Linq; using System.Runtime.InteropServices; using System.Text; using System.Threading.Tasks; namespace CapMachine.Wpf.LinDrive { //注意：使用这些函数需要1.5.30及以上的固件才支持 public class USB2LIN_EX { //定义函数返回错误代码 public const Int32 LIN_EX_SUCCESS = (0); //函数执行成功 public const Int32 LIN_EX_ERR_NOT_SUPPORT = (-1); //适配器不支持该函数 public const Int32 LIN_EX_ERR_USB_WRITE_FAIL = (-2); //USB写数据失败 public const Int32 LIN_EX_ERR_USB_READ_FAIL = (-3); //USB读数据失败 public const Int32 LIN_EX_ERR_CMD_FAIL = (-4); //命令执行失败 public const Int32 LIN_EX_ERR_CH_NO_INIT = (-5); //该通道未初始化 public const Int32 LIN_EX_ERR_READ_DATA = (-6); //LIN读数据失败 //LIN和校验模式 public const Byte LIN_EX_CHECK_STD = 0; //标准校验，不含PID public const Byte LIN_EX_CHECK_EXT = 1; //增强校验，包含PID public const Byte LIN_EX_CHECK_USER = 2; //自定义校验类型，需要用户自己计算并传入Check，不进行自动校验 public const Byte LIN_EX_CHECK_NONE = 3; //接收数据校验错误 public const Byte LIN_EX_CHECK_ERROR = 4; //接收数据校验错误 //定义主从模式 public const Byte LIN_EX_MASTER = 1;//主机 public const Byte LIN_EX_SLAVE = 0;//从机 public const Byte LIN_EX_MSG_TYPE_UN = 0; //未知类型 public const Byte LIN_EX_MSG_TYPE_MW = 1; //主机向从机发送数据 public const Byte LIN_EX_MSG_TYPE_MR = 2; //主机从从机读取数据 public const Byte LIN_EX_MSG_TYPE_SW = 3; //从机发送数据 public const Byte LIN_EX_MSG_TYPE_SR = 4; //从机接收数据 public const Byte LIN_EX_MSG_TYPE_BK = 5; //只发送BREAK信号，若是反馈回来的数据，表明只检测到BREAK信号 public const Byte LIN_EX_MSG_TYPE_SY = 6; //表明检测到了BREAK，SYNC信号 public const Byte LIN_EX_MSG_TYPE_ID = 7; //表明检测到了BREAK，SYNC，PID信号 public const Byte LIN_EX_MSG_TYPE_DT = 8; //表明检测到了BREAK，SYNC，PID,DATA信号 public const Byte LIN_EX_MSG_TYPE_CK = 9; //表明检测到了BREAK，SYNC，PID,DATA,CHECK信号 //LIN数据帧格式定义 [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Ansi)] public struct LIN_EX_MSG { [MarshalAs(UnmanagedType.U4)] public UInt32 Timestamp; //时间戳 [MarshalAs(UnmanagedType.U1)] public Byte MsgType; //帧类型 [MarshalAs(UnmanagedType.U1)] public Byte CheckType; //校验类型 [MarshalAs(UnmanagedType.U1)] public Byte DataLen; //LIN数据段有效数据字节数 [MarshalAs(UnmanagedType.U1)] public Byte Sync; //固定值，0x55 [MarshalAs(UnmanagedType.U1)] public Byte PID; //帧ID [MarshalAs(UnmanagedType.ByValArray, SizeConst = 8, ArraySubType = UnmanagedType.U1)] public Byte[] Data; //数据 [MarshalAs(UnmanagedType.U1)] public Byte Check; //校验,只有校验数据类型为LIN_EX_CHECK_USER的时候才需要用户传入数据 [MarshalAs(UnmanagedType.U1)] public Byte BreakBits; //该帧的BRAK信号位数，有效值为10到26，若设置为其他值则默认为13位 [MarshalAs(UnmanagedType.U1)] public Byte Reserve1; } //初始化 [DllImport("USB2XXX.dll")] public static extern Int32 LIN_EX_Init(Int32 DevHandle, Byte LINIndex, Int32 BaudRate, Byte MasterMode); //主机模式操作函数 [DllImport("USB2XXX.dll")] public static extern Int32 LIN_EX_MasterSync(Int32 DevHandle, Byte LINIndex, LIN_EX_MSG[] pInMsg, IntPtr pOutMsg, Int32 MsgLen); [DllImport("USB2XXX.dll")] public static extern Int32 LIN_EX_MasterBreak(Int32 DevHandle, Byte LINIndex); [DllImport("USB2XXX.dll")] public static extern Int32 LIN_EX_MasterWrite(Int32 DevHandle, Byte LINIndex, Byte PID, Byte[] pData, Byte DataLen, Byte CheckType); [DllImport("USB2XXX.dll")] public static extern Int32 LIN_EX_MasterRead(Int32 DevHandle, Byte LINIndex, Byte PID, Byte[] pData); //从机模式操作函数 [DllImport("USB2XXX.dll")] public static extern Int32 LIN_EX_SlaveSetIDMode(Int32 DevHandle, Byte LINIndex, LIN_EX_MSG[] pLINMsg, Int32 MsgLen); [DllImport("USB2XXX.dll")] public static extern Int32 LIN_EX_SlaveGetIDMode(Int32 DevHandle, Byte LINIndex, IntPtr pLINMsg); [DllImport("USB2XXX.dll")] public static extern Int32 LIN_EX_SlaveGetData(Int32 DevHandle, Byte LINIndex, IntPtr pLINMsg); //电源控制相关函数 [DllImport("USB2XXX.dll")] public static extern Int32 LIN_EX_CtrlPowerOut(Int32 DevHandle, Byte LINIndex, Byte State); [DllImport("USB2XXX.dll")] public static extern Int32 LIN_EX_GetVbatValue(Int32 DevHandle, Int16[] pBatValue); //主机模式自动发送数据相关函数 [DllImport("USB2XXX.dll")] public static extern Int32 LIN_EX_MasterStartSch(Int32 DevHandle, Byte LINIndex, LIN_EX_MSG[] pLINMsg, Int32 MsgLen); [DllImport("USB2XXX.dll")] public static extern Int32 LIN_EX_MasterStopSch(Int32 DevHandle, Byte LINIndex); [DllImport("USB2XXX.dll")] public static extern Int32 LIN_EX_MasterGetSch(Int32 DevHandle, Byte LINIndex, IntPtr pLINMsg); [DllImport("USB2XXX.dll")] public static extern Int32 LIN_EX_MasterOfflineSch(Int32 DevHandle, Byte LINIndex, Int32 BaudRate, LIN_EX_MSG[] pLINMsg, Int32 MsgLen); [DllImport("USB2XXX.dll")] public static extern Int32 LIN_EX_DecodeListFile(string pFileName, Byte CheckType, Int32 BaudRate, Byte[] pReadDataList, Byte ReadDataListLen, Byte[] pCheckTypeList, Byte CheckTypeListLen); [DllImport("USB2XXX.dll")] public static extern Int32 LIN_EX_GetListFileMsg(Int32 MsgIndex, Int32 MsgLen, IntPtr pLINMsg); } }