/// <summary>
/// 打开Can
/// </summary>
/// <param name="devind">设备号</param>
/// <param name="canind">can通道号</param>
private int InitCan(uint devind, uint canind)
{
if (CanHelper.VCI_CloseDevice == null)
{
return(-1);
}
try
{
// 先关闭设备
CanHelper.VCI_CloseDevice(currentDeviceType, devind);
}
catch (Exception)
{
return(-1);
}
// 打开设备
if (CanHelper.VCI_OpenDevice(currentDeviceType, devind, 0) != 1)
{
return(-1);
}
var config = new VCI_INIT_CONFIG
{
AccCode = 0,
AccMask = 0xFFFFFFFF,
Timing0 = 0x00,
Timing1 = 0x14,
Filter = 0,
Mode = 0,
Baud = 1000000
};
//不关心所有的位,即,在CAN总线上的所有帧,主机都要接收
//1M波特率
//接收全部帧(标准帧或扩展帧)
CanHelper.VCI_ClearBuffer(currentDeviceType, devind, canind);
//配置can口参数，初始化失败，关闭can
if (CanHelper.VCI_InitCAN(currentDeviceType, devind, canind, ref config) != 1)
{
CanHelper.VCI_CloseDevice(currentDeviceType, devind);
return(-1);
}
CanHelper.VCI_StartCAN(currentDeviceType, devind, canind);
canIsOpened = true;
return(0);
}
public int CloseCan()
{
canIsOpened = false;
return((int)CanHelper.VCI_CloseDevice(currentDeviceType, selectedCanIndex));
}