public void Receive()
{
if (Enabled == false || isSend == false)
{
return;
}
rxpA429Result.data = 0;
Channel429DriverRx driverRx = (Channel429DriverRx)ChannelDriver;
RxpA429 rxpA429 = new RxpA429();
uint maxRxp = 1;
int rxpNum;
WaitStatusA429 opt = WaitStatusA429.BHT_L1_OPT_NOWAIT;
uint ret = driverRx.ChannelRecvRx(out rxpA429, maxRxp, out rxpNum, opt);//这里设置为存储一个数据，那么可以操作的data只有一个
if (ret != 0)
{
errCount++;
RunningLog.Record(string.Format("return value is {0} when receive data", ret));
}
else if (rxpNum > 0 && ret == 0)
{
count++;
rxpA429Result = rxpA429;//这里将out的数据保存到类中
FileHelper.WriteLogForReceive(Convert.ToString(rxpA429.data, 2));
}
MibDataA429 mibDataA429;
ret = driverRx.ChannelMibGetRx(out mibDataA429);
if (ret != 0)
{
RunningLog.Record(string.Format("return value is {0} when ChannelMibGetRx data", ret));
}
DeviceCount = mibDataA429.cnt;
errDeviceCount = mibDataA429.err_cnt;
if (IsFileSaveAllow)//如果允许保存文件，那么就执行这一步操作
{
DataProcessModule.Save(rxpA429, rxpNum);
}
}
//17. ChannelRecvRx HandleRef rxpBuf为RxpA429类型
public uint ChannelRecvRx(out RxpA429 rxpBuf, uint maxRxp, out int rxpNum,
WaitStatusA429 opt)
{
IntPtr ptr = _rxpA429IntPtr;
byte[] bytes = _rxpA429InitArray;
//获取数据前清空，内存中的数据
Marshal.Copy(bytes, 0, ptr, bytes.Length);
Marshal.Copy(_rxpNumInitArray, 0, _rxpNumIntPtr, _rxpNumInitArray.Length);
//调用方法，获取数据
uint ret = NativeMethods429.ChannelRecvRx(DeviceID, ChannelID, ptr, maxRxp, _rxpNumIntPtr, opt);
//转换非托管数据为托管数据
rxpBuf = null;
rxpNum = 0;
if (ret == Normal)
{
rxpBuf = (RxpA429)Marshal.PtrToStructure(ptr, typeof(RxpA429));
rxpNum = (int)Marshal.PtrToStructure(_rxpNumIntPtr, typeof(int));
}
return(ret);
}
public static extern uint ChannelRecvRx(uint devID, uint chanID, IntPtr rxpBuf, uint maxRxp, IntPtr rxpNum, WaitStatusA429 opt);
