/// <summary>
/// 将给定节点的“输出值”写入外部设备或PLC
/// </summary>
/// <param name="sourceList">节点列表</param>
/// <param name="timeout">最大超时值</param>
/// <returns>返回成功写的点数</returns>
public override int WritePoints(List <AcquirePoint> outputList, TimeSpan timeout)
{
int ct = 0;
string cmd;
FxCommandResponse res;
foreach (AcquirePoint ap in outputList)
{
if (ap.ControllerObject.ControllerId != base.ControllerId)
{
continue;
}
if (ap.AV.Output.IsNull)
{
continue;
}
if (ap.AV.Output.B)
{
cmd = FxCommandHelper.Make(FxCommandConst.FxCmdForceOn, new FxAddress(ap.ChannelNoAlias, FxAddressLayoutType.AddressLayoutByte));
}
else
{
cmd = FxCommandHelper.Make(FxCommandConst.FxCmdForceOff, new FxAddress(ap.ChannelNoAlias, FxAddressLayoutType.AddressLayoutByte));
}
res = Send(0, cmd);
#if DEBUG
//Logger.Instance.WriteLine("FxPLC输出: {0} ", res.ToString());
#endif
ct++;
}
return(ct);
}
/// <summary>
/// 读取设备所有IO点数据，并返回这些点的数据值
/// </summary>
public override List <AcquireRawValue> ReadAllPoints(List <AcquirePoint> sourceAPList, TimeSpan timeout)
{
if (_SerialPort == null || !_SerialPort.IsOpen)
{
return(null);
}
List <AcquireRawValue> vlist = new List <AcquireRawValue>();
if (sourceAPList != null)
{
sourceAPList.ForEach(o => {
if (o.ControllerObject.ControllerId == this.ControllerId)
{
vlist.Add(new AcquireRawValue(o.Id, o.ControllerObject, o.ChannelNoAlias));
}
});
}
else
{
//for(int result = 0; result < 127; result++) {
// vlist.Add(new AcquireRawValue(0, 0, string.Format("X{0}", result)));
// vlist.Add(new AcquireRawValue(0, 0, string.Format("Y{0}", result)));
//}
}
string cmd;
FxCommandResponse res;
// 读取 X0..X177,一次性读取所有X
cmd = FxCommandHelper.Make(FxCommandConst.FxCmdRead, new FxAddress("X0", ControllerTypeConst.ctPLC_Fx), 16);
res = Send(0, cmd);
//Debug.Print("X0--X177 = {0}", res.ToString());
// 根据通道号别名，例如"X001","Y177","Mxxx"等内容更新
if (res.ResultCode == ResultCodeConst.rcSuccess)
{
foreach (AcquireRawValue o in vlist)
{
if (o.PLCAddr != null && o.PLCAddr.AddressType == FxAddressType.X)
{
int byteIndex = (int)(o.PLCAddr.TagOffset / 8);
int byteOff = (int)(o.PLCAddr.TagOffset % 8);
if (byteIndex >= 0 && byteIndex < res.ResponseValue.Count)
{
o.Value = new ValueStruct(((res.ResponseValue[byteIndex] >> byteOff) & 0x01) == 0x01);
//Debug.Print("X{0} <== {1}", Convert.ToString(o.PLCAddr.TagOffset, 8), o.Value);
}
else
{
//Debug.Print("X{0} <== {1}", Convert.ToString(o.PLCAddr.TagOffset, 8), o.Value);
}
}
}
}
else
{
Debug.Print("{0}\t{1} 读取失败(X001-X177)", DateTime.Now, this.ToString());
}
// 读取 Y0..Y177,一次性读取所有Y
cmd = FxCommandHelper.Make(FxCommandConst.FxCmdRead, new FxAddress("Y0", ControllerTypeConst.ctPLC_Fx), 16);
res = Send(0, cmd);
//Debug.Print("Y0--Y177 = {0}", res.ToString());
// 根据通道号别名，例如"Y177"等内容更新
if (res.ResultCode == ResultCodeConst.rcSuccess)
{
foreach (AcquireRawValue o in vlist)
{
if (o.PLCAddr != null && o.PLCAddr.AddressType == FxAddressType.Y)
{
int byteIndex = (int)(o.PLCAddr.TagOffset / 8);
int byteOff = (int)(o.PLCAddr.TagOffset % 8);
if (byteIndex >= 0 && byteIndex < res.ResponseValue.Count)
{
o.Value = new ValueStruct(((res.ResponseValue[byteIndex] >> byteOff) & 0x01) == 0x01);
}
else
{
//Debug.Print("Y{0} <== {1}", Convert.ToString(o.PLCAddr.TagOffset, 8), o.Value);
}
}
}
}
else
{
Debug.Print("{0}\t{1} 读取失败(Y001-Y177)", DateTime.Now, this.ToString());
}
// 一次性读取 M0..M499
cmd = FxCommandHelper.Make(FxCommandConst.FxCmdRead, new FxAddress("M0", ControllerTypeConst.ctPLC_Fx), 64);
res = Send(0, cmd);
//Debug.Print("M0--M499 = {0}", res.ToString());
// 根据通道号别名，例如"M19"等内容更新
if (res.ResultCode == ResultCodeConst.rcSuccess)
{
foreach (AcquireRawValue o in vlist)
{
if (o.PLCAddr != null && o.PLCAddr.AddressType == FxAddressType.M && o.PLCAddr.TagOffset < 1000)
{
int byteIndex = (int)(o.PLCAddr.TagOffset / 8);
int byteOff = (int)(o.PLCAddr.TagOffset % 8);
if (byteIndex >= 0 && byteIndex < res.ResponseValue.Count)
{
o.Value = new ValueStruct(((res.ResponseValue[byteIndex] >> byteOff) & 0x01) == 0x01);
}
else
{
//Debug.Print("M{0} <== {1}", Convert.ToString(o.PLCAddr.TagOffset, 8), o.Value);
}
}
}
}
else
{
Debug.Print("{0}\t{1} 读取失败(M001-M499)", DateTime.Now, this.ToString());
}
#region 一次性读取 M1000-1999 ---- 目前不读取这个范围的 M 点
if (false)
{
cmd = FxCommandHelper.Make(FxCommandConst.FxCmdRead, new FxAddress("M1000", ControllerTypeConst.ctPLC_Fx), 32);
res = Send(0, cmd);
//Debug.Print("M1000--M1127 = {0}", res.ToString());
// 根据通道号别名，例如"M1099"等内容更新
if (res.ResultCode == ResultCodeConst.rcSuccess)
{
foreach (AcquireRawValue o in vlist)
{
if (o.PLCAddr != null && o.PLCAddr.AddressType == FxAddressType.M && o.PLCAddr.TagOffset >= 1000)
{
int byteIndex = (int)((o.PLCAddr.TagOffset - 1000) / 8);
int byteOff = (int)((o.PLCAddr.TagOffset - 1000) % 8);
if (byteIndex >= 0 && byteIndex < res.ResponseValue.Count)
{
o.Value = new ValueStruct(((res.ResponseValue[byteIndex] >> byteOff) & 0x01) == 0x01);
}
else
{
//Debug.Print("M{0} <== {1}", o.PLCAddr.TagOffset, o.Value);
}
}
}
}
}
#endregion
// 读取其他内容：C/D/T
foreach (AcquireRawValue o in vlist)
{
if (o.PLCAddr != null)
{
switch (o.PLCAddr.AddressType)
{
case FxAddressType.C:
cmd = FxCommandHelper.Make(FxCommandConst.FxCmdRead, o.PLCAddr, 2);
break;
case FxAddressType.D:
cmd = FxCommandHelper.Make(FxCommandConst.FxCmdRead, o.PLCAddr, 2);
break;
case FxAddressType.T:
cmd = FxCommandHelper.Make(FxCommandConst.FxCmdRead, o.PLCAddr, 2);
break;
case FxAddressType.S:
cmd = FxCommandHelper.Make(FxCommandConst.FxCmdRead, o.PLCAddr, 2);
break;
default:
continue;
}
res = Send(0, cmd);
if (res.ResultCode == ResultCodeConst.rcSuccess)
{
o.Value = new ValueStruct((int)res.ResponseValue[0]);
//Debug.Print("{0} <== {1}", o.PLCAddr.ToString(), o.Value);
}
else
{
//Debug.Print("{0} <== {1}. Error", o.PLCAddr.ToString(), o.Value);
}
}
}
return(vlist);
}
public FxCommandResponse Send(short channelNo, byte[] dataBuff, int dataSize, ICellDataType responseDataType)
{
byte[] resultBuff = null;
FxCommandResponse result = new FxCommandResponse(ResultCodeConst.rcNotSettting, null, responseDataType);
if (!_SerialPort.IsOpen)
{
return(result);
}
if (_SerialPort.BytesToWrite > 0)
{
//MyApp._LogWriter.WriteLine("准备写串口前，发现写缓冲中尚存{0}字节没有发出！", _SerialPort.BytesToWrite);
}
int reReadTimes = 0; // 重读次数
_SerialPort.Write(dataBuff);
System.Threading.Thread.Sleep(1);
_RingBuffer.Clear();
// 读取数据，直到得到完整报文或超时
reReadTimes = 0;
while (reReadTimes < MAX_RETRY_READ_COUNT) // 连续超时指定次数，则不再等待
{
byte[] data = new byte[256];
int len = _SerialPort.Read(data, 0, data.Length);
if (len > 0)
{
reReadTimes = 0;
_RingBuffer.Append(data, 0, len);
resultBuff = _RingBuffer.PickPackage();
if (resultBuff != null)
{
break;
}
}
else
{
reReadTimes++;
System.Threading.Thread.Sleep(TimeSpan.FromMilliseconds(1));
}
}
// 处理收到的数据
if (resultBuff == null)
{
result.ResultCode = ResultCodeConst.rcFailt;
Debug.Print("发送命令超时候仍没有收到FX PLC的合法响应.");
}
else if (resultBuff.Length == 1)
{
result.ResultCode = (ResultCodeConst)resultBuff[0];
}
else
{
result.ResultCode = ResultCodeConst.rcSuccess;
List <int> valuelist;
FxCommandHelper.ParseSmart(resultBuff, 0, responseDataType, out valuelist);
result.SetResponseValue(valuelist);
result.SetRawData(resultBuff);
}
return(result);
}
