/// <summary>
/// 初始化
/// </summary>
/// <param name="baudrate">波特率</param>
/// <param name="boardInfo">设备信息</param>
/// <returns></returns>
public EcanXcpResult GcCanInitialize(out BOARD_INFO boardInfo)
{
INIT_CONFIG initConfig = new INIT_CONFIG(); // 创建CAN初始化配置结构体
FILTER_RECORD filterRecord = new FILTER_RECORD(); // 定义CAN滤波器的滤波范围
boardInfo.hw_Version = 0x00;
boardInfo.fw_Version = 0x00;
boardInfo.dr_Version = 0x00;
boardInfo.in_Version = 0x00;
boardInfo.irq_Num = 0x00;
boardInfo.can_Num = 0x00;
boardInfo.str_Serial_Num = new byte[] { 0x00 };
boardInfo.str_hw_Type = new byte[] { 0x00 };
boardInfo.Reserved = new ushort[] { 0x00 };
// 滤波设置
initConfig.AccCode = ((UInt32)(slaveID) << 21);
initConfig.AccMask = 0x001FFFFF;
// 初始化配置滤波使能
initConfig.Filter = 1;
filterRecord.ExtFrame = 0;
filterRecord.Start = masterID;
filterRecord.End = slaveID;
// 初始化配置波特率
switch (baudrate)
{
case "1000K":
initConfig.Timing0 = 0;
initConfig.Timing1 = 0x14;
break;
case "800K":
initConfig.Timing0 = 0;
initConfig.Timing1 = 0x16;
break;
case "666K":
initConfig.Timing0 = 0x80;
initConfig.Timing1 = 0xb6;
break;
case "500K":
initConfig.Timing0 = 0;
initConfig.Timing1 = 0x1c;
break;
case "400K":
initConfig.Timing0 = 0x80;
initConfig.Timing1 = 0xfa;
break;
case "250K":
initConfig.Timing0 = 0x01;
initConfig.Timing1 = 0x1c;
break;
case "200K":
initConfig.Timing0 = 0x81;
initConfig.Timing1 = 0xfa;
break;
case "125K":
initConfig.Timing0 = 0x03;
initConfig.Timing1 = 0x1c;
break;
case "100K":
initConfig.Timing0 = 0x04;
initConfig.Timing1 = 0x1c;
break;
case "80K":
initConfig.Timing0 = 0x83;
initConfig.Timing1 = 0xff;
break;
case "50K":
initConfig.Timing0 = 0x09;
initConfig.Timing1 = 0x1c;
break;
}
// 初始化配置为正常模式
initConfig.Mode = 0;
// 打开CAN
if (ECANDLL.OpenDevice(deviceType, deviceIndex, canIndex) == ECAN.ECANStatus.STATUS_OK)
{
// 初始化CAN
if (ECANDLL.InitCAN(deviceType, deviceIndex, canIndex, ref initConfig) == ECAN.ECANStatus.STATUS_OK)
{
// 设置CAN 滤波器的滤波范围 实测不起作用
if (ECANDLL.SetReference(deviceType, deviceIndex, canIndex, 1, ref filterRecord) == ECAN.ECANStatus.STATUS_OK)
{
// 启动USBCAN设备的通道0
if (ECANDLL.StartCAN(deviceType, deviceIndex, canIndex) == ECAN.ECANStatus.STATUS_OK)
{
if (ECANDLL.ReadBoardInfo(deviceType, deviceIndex, out boardInfo) == ECAN.ECANStatus.STATUS_OK)
{
return(EcanXcpResult.XCP_ERR_OK);
}
else
{
return(EcanXcpResult.XCP_ERR_GENERIC);
}
}
else
{
return(EcanXcpResult.XCP_ERR_GENERIC);
}
}
else
{
return(EcanXcpResult.XCP_ERR_GENERIC);
}
}
else
{
ECANDLL.CloseDevice(deviceType, deviceIndex);
return(EcanXcpResult.XCP_ERR_GENERIC);
}
}
else
{
return(EcanXcpResult.XCP_ERR_GENERIC);
}
}
internal static extern short DevGetBoardInfo(UInt16 usDevNumber, UInt16 usSize, out BOARD_INFO tBoardInfo);
public static extern ECANStatus ReadBoardInfo(
UInt32 DeviceType,
UInt32 DeviceInd,
out BOARD_INFO ReadErrInfo);
