public void Update()
{
if (!this.EasySerialPort.Connected)
{
this.CommunicationOK = ComCommunicationSts.ERROR;
}
}
public int ReadValue(TimeSpan timeout, out string str)
{
str = "";
if (this.EasySerialPort == null)
{
//AlarmServer.Instance.Fire(this, AlarmInfoSensors.ErrorBarcodeScannerState);
this.CommunicationOK = ComCommunicationSts.ERROR;
return(-1);
}
this.EasySerialPort.ReadDelimiter = '\n';
this.EasySerialPort.isDelimiter = true;
for (int i = 0; i < 1; i++)
{
//this.EasySerialPort.SerialPort.ReceivedBytesThreshold = 29;
ByteData reply = this.EasySerialPort.WriteAndGetReply(CmdReadValue, timeout);
if (reply != null)
{
string temp = reply.ToString();
temp = temp.Replace('\r', ' ');
str = temp.Trim(new char[] { ' ' });
return(0);
}
Logger.DEFAULT.Info(" ReadValue reply is null");
}
str = "";
//连续三次读取失败关闭读取，返回异常值
this.EasySerialPort.WriteAndGetReply("LOFF\r\n", timeout);
//AlarmServer.Instance.Fire(this, AlarmInfoSensors.ErrorBarcodeScannerRead);
return(-1);
}
public bool GetTemp(out double result, int chanelNo)
{
try
{
if (this.ModbusMaster == null)
{
result = 0;
return(false);
}
byte[] bytes = this.ModbusMaster.BuildReadMessage(this.SlaveAddr, (ushort)chanelNo, 2);
this.EasySerialPort.SerialPort.DiscardInBuffer();
ByteData data = this.EasySerialPort.WriteAndGetReply(bytes, TimeSpan.FromSeconds(1));
if (data == null)
{
result = 0;
return(false);
}
this.CommunicationOK = ComCommunicationSts.OK;
string s1 = data.Bytes[3].ToString("X2");
string s2 = data.Bytes[4].ToString("X2");
result = Convert.ToInt32((s1 + s2), 16) * 0.1;
return(true);
}
catch (Exception)
{
result = 0;
return(false);
}
}
public bool Connect(TimeSpan timeout)
{
if (this.EasySerialPort == null)
{
return(false);
}
if (!this.EasySerialPort.Open())
{
return(false);
}
CommunicationOK = ComCommunicationSts.OK;
SerialPortAdapter adapter = new SerialPortAdapter(this.EasySerialPort.SerialPort);
this.ModbusMaster = ModbusSerialMaster.CreateRtu(adapter);
return(true);
}
public int Print(TimeSpan timeout, out string value)
{
value = string.Empty;
if (this.EasySerialPort == null && !this.EasySerialPort.Connected)
{
AlarmServer.Instance.Fire(this, AlarmInfoSensors.ErrorScaleState);
//this.CommunicationOK = false;
this.CommunicationOK = ComCommunicationSts.ERROR;
return(-1);//串口为空或未打开
}
//返回22个字节 N 0.0000 g \CR\LF
//this.EasySerialPort.SerialPort.ReceivedBytesThreshold = 22;
ByteData reply = this.EasySerialPort.WriteAndGetReply(this.PrintCmd, timeout);
if (reply == null)
{
AlarmServer.Instance.Fire(this, AlarmInfoSensors.ErrorScaleReadNull);
//this.CommunicationOK = false;
this.CommunicationOK = ComCommunicationSts.ERROR;
return(-1);//空值 表示天平不稳定
}
//this.CommunicationOK = true;
this.CommunicationOK = ComCommunicationSts.OK;
string data = reply.ToString();
Debug.WriteLine(data);
try
{
if (!data.Contains('\r') && data.Length != 21)
{
AlarmServer.Instance.Fire(this, AlarmInfoSensors.ErrorScaleReadIncomplete);
return(1); //不完整的值 表示天平不稳定
}
string id = data.Substring(0, 5).Replace(" ", ""); //ID码
string result = data.Substring(6, 10).Replace(" ", ""); //结果数据
string unit = data.Substring(17, 2).Replace(" ", ""); //单位
value = result.Trim();
return(0); //执行成功，获取正常值
}
catch
{
AlarmServer.Instance.Fire(this, AlarmInfoSensors.ErrorScaleReadIncomplete);
return(3);
}
}
/// <summary>
/// 设置气压值
/// </summary>
/// <param name="value"></param>
/// <returns></returns>
public bool SetValue(ushort value)
{
if (this.EasySerialPort == null)
{
return(false);
}
string cmd = string.Format("L{0} {1}F", this.Channel, value);
//string cmd = "L" + this.Channel.ToString() + value.ToString().PadLeft(4, '0') + "F";
bool rtn = this.EasySerialPort.Write(cmd);
if (rtn)
{
this.CurrentValue = value;
}
this.CommunicationOK = rtn ? ComCommunicationSts.OK : ComCommunicationSts.ERROR;
return(rtn);
}
/// <summary>
/// 读取测高值
/// </summary>
/// <param name="timeout"></param>
/// <param name="value"></param>
/// <returns>0：成功|-1：通信错误|1：转换错误|2：超量程</returns>
public int ReadValue(TimeSpan timeout, out double value)
{
value = 0;
if (this.EasySerialPort == null)
{
AlarmServer.Instance.Fire(this, AlarmInfoSensors.ErrorLaserState);
this.CommunicationOK = ComCommunicationSts.ERROR;
Log.Dprint("laser return -1");
return(-1);
}
try
{
this.EasySerialPort.SerialPort.ReceivedBytesThreshold = 18;//例如：SR,00,038,±**.***\r\n
//读取测量值正确的返回格式：SR,ID编号，数据编号，±**.***CR LF
ByteData reply = this.EasySerialPort.WriteAndGetReply(CmdReadValue + Environment.NewLine, timeout);
if (reply == null)
{
AlarmServer.Instance.Fire(this, AlarmInfoSensors.ErrorLaserState);
this.CommunicationOK = ComCommunicationSts.ERROR;
Log.Dprint("laser return -1");
return(-1);
}
this.CommunicationOK = ComCommunicationSts.OK;
if (!DealWithReadValue(reply.ToString(), out value))//解析数据
{
AlarmServer.Instance.Fire(this, AlarmInfoSensors.ErrorLaserRead);
Log.Dprint("laser return 1");
return(1);
}
if (value <= this.ErrorValue)
{
Log.Dprint("laser return 2");
return(2);
}
Log.Dprint("laser height :" + value.ToString());
return(0);
}
catch (Exception ex)
{
AlarmServer.Instance.Fire(this, AlarmInfoSensors.ErrorLaserRead.AppendMsg(ex.Message));
Log.Dprint("laser return 2");
return(1);
}
}
public bool SetValue(ushort value)
{
if (this.EasySerialPort == null)
{
return(false);
}
string valueTo16 = GetValueTo16String(value).ToUpper();
string baseCmd = "%01#WDD1223012230";
string valueCmd = string.Format("{0}{1}", baseCmd, valueTo16);
string cmd = string.Format("{0}{1}\r\n", valueCmd, GetBCCCode(System.Text.Encoding.Default.GetBytes(valueCmd)).ToString("X"));
bool rtn = this.EasySerialPort.Write(cmd.ToUpper());
if (rtn)
{
this.CurrentValue = value;
}
this.CommunicationOK = rtn ? ComCommunicationSts.OK : ComCommunicationSts.ERROR;
return(rtn);
}
/// <summary>
/// 打印结果
/// </summary>
/// <param name="timeout"></param>
/// <param name="value"></param>
/// <returns></returns>
public int Print(TimeSpan timeout, int readTimes, out double value)
{
value = 0.0;
if (this.EasySerialPort == null && !this.EasySerialPort.Connected)
{
AlarmServer.Instance.Fire(this, AlarmInfoSensors.ErrorScaleState);
//this.CommunicationOK = false;
this.CommunicationOK = ComCommunicationSts.ERROR;
return(-1);//串口为空或未打开
}
double weightMin = 0;
double weightMax = 0;
double perValue = 0;
double weightSum = 0;
int nullCount = 0;
int sCount = 0;
int inComplete = 0;
int readErr = 0;
int ReadCnt = 0;
if (readTimes < 3)
{
readTimes = 5;
}
List <double> results = new List <double>();
double mean = 0;
double variance = 0;
double specifiedValue = 0;
Stopwatch startTime = new Stopwatch();
startTime.Start();
//返回22个字节 N 0.0000 g \CR\LF
//this.EasySerialPort.SerialPort.ReceivedBytesThreshold = 22;
ByteData reply = null;
while (true)
{
if (this.isStop)
{
Logger.DEFAULT.Debug(DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss"));
this.isStop = false;
return(4);
}
perValue = 0;
if (startTime.ElapsedMilliseconds > (timeout.TotalMilliseconds * (readTimes + 2)))
{
inComplete = 3;
break;
}
//每次读取串口前延时
Thread.Sleep(this.Prm.SingleReadDelay);
reply = this.EasySerialPort.WriteAndGetReply(this.PrintCmd, timeout);
if (reply == null)
{
nullCount++;
perValue = 0;
continue;
}
else//reply not null
{
try
{
string str = reply.ToString();
int rtn = GetResult(str, out perValue);
Logger.DEFAULT.Debug("rtn:" + rtn + " current Weight:" + perValue);
if (rtn == 2)//超重
{
sCount++;
break;
}
else if (rtn == 1)//不完整
{
inComplete++;
continue;
}
results.Add(perValue);
if (results.Count >= 2)
{
mean = MathUtils.CalMean(results.ToArray());
variance = MathUtils.CalVariance(results.ToArray());
specifiedValue = mean * 0.1;
Logger.DEFAULT.Debug("variance:" + variance + " specifiedValue:" + specifiedValue);
if (variance > specifiedValue)
{
results.Remove(perValue);
continue;
}
}
if (results.Count == readTimes)
{
value = MathUtils.CalMean(results.ToArray());
ReadCnt = results.Count;
break;
}
//if (ReadCnt == 0)
//{
// weightMax = perValue;
// weightMin = perValue;
//}
//if (weightMax < perValue)
//{
// weightMax = perValue;
//}
//if (weightMin > perValue)
//{
// weightMin = perValue;
//}
//weightSum += perValue;
//ReadCnt++;
//if (ReadCnt == readTimes)
//{
// value = (weightSum - weightMax - weightMin) / (ReadCnt - 2);
// break;
//}
}
catch
{
readErr++;
}
}
}
startTime.Stop();
if (ReadCnt < readTimes) // 达到指定读取次数不报错
{
if (sCount > 0)
{
AlarmServer.Instance.Fire(this, AlarmInfoSensors.ErrorScaleReadOverrun);
return(2); //超重或者失重
}
else if (inComplete > 2)
{
AlarmServer.Instance.Fire(this, AlarmInfoSensors.ErrorScaleReadIncomplete);
return(1);//不完整的值 表示天平不稳定
}
else if (readErr > 2)
{
AlarmServer.Instance.Fire(this, AlarmInfoSensors.ErrorScaleReadIncomplete);
return(3);
}
}
//this.CommunicationOK = true;
this.CommunicationOK = ComCommunicationSts.OK;
Logger.DEFAULT.Debug("Read Weight:" + value);
return(0);
}
public int Print(TimeSpan timeout, int readTimes, out double value)
{
value = 0;
if (this.EasySerialPort == null)
{
AlarmServer.Instance.Fire(this, AlarmInfoSensors.ErrorScaleState);
this.CommunicationOK = ComCommunicationSts.ERROR;
return(-1);
}
double weightMin = 0;
double weightMax = 0;
double perValue = 0;
double weightSum = 0;
int nullCount = 0;
int sCount = 0;
int inComplete = 0;
int readErr = 0;
int ReadCnt = 0;
ByteData reply = null;
Stopwatch startTime = new Stopwatch();
startTime.Start();
if (readTimes < 3)
{
readTimes = 5;
}
while (true)
{
if (startTime.ElapsedMilliseconds > (timeout.TotalMilliseconds * (readTimes + 2)))
{
inComplete = 3;
break;
}
reply = this.EasySerialPort.WriteAndGetReply(this.PrintCmd, TimeSpan.FromSeconds(1));
if (reply == null)
{
nullCount++;
perValue = 0;
}
else
{
try
{
//"S S 200.0000 g"
string str = reply.ToString();
string s = str.Substring(0, 3);
if (s != "S S")
{
sCount++;
break;
}
//减去前面的S S的长度和后面g\r的长度
s = str.Substring(s.Length, str.Length - s.Length - 2).Trim();
perValue = double.Parse(s) * 1000;
}
catch
{
readErr++;
}
}
if (ReadCnt == 0)
{
weightMax = perValue;
weightMin = perValue;
}
if (weightMax < perValue)
{
weightMax = perValue;
}
if (weightMin > perValue)
{
weightMin = perValue;
}
weightSum += perValue;
ReadCnt++;
if (ReadCnt == readTimes)
{
value = (weightSum - weightMax - weightMin) / (ReadCnt - 2);
break;
}
}
startTime.Stop();
if (ReadCnt < readTimes) // 达到指定读取次数不报错
{
if (sCount > 0)
{
AlarmServer.Instance.Fire(this, AlarmInfoSensors.ErrorScaleReadOverrun);
return(2); //超重或者失重
}
else if (nullCount > 2)
{
AlarmServer.Instance.Fire(this, AlarmInfoSensors.ErrorScaleReadNull);
//this.CommunicationOK = false;
this.CommunicationOK = ComCommunicationSts.ERROR;
return(-1);//空值 表示天平不稳定
}
else if (inComplete > 2)
{
AlarmServer.Instance.Fire(this, AlarmInfoSensors.ErrorScaleReadIncomplete);
return(1);//不完整的值 表示天平不稳定
}
else if (readErr > 2)
{
AlarmServer.Instance.Fire(this, AlarmInfoSensors.ErrorScaleReadIncomplete);
return(3);
}
}
//this.CommunicationOK = true;
this.CommunicationOK = ComCommunicationSts.OK;
Log.Dprint("Read Weight:" + value);
return(0);
}
/// <summary>
/// 读取测高值
/// </summary>
/// <param name="timeout"></param>
/// <param name="value"></param>
/// <returns>0：成功|-1：通信错误|1：转换错误|2：超量程</returns>
public int ReadValue(TimeSpan timeout, out double value)
{
value = 0;
try
{
this.EasySerialPort.SerialPort.ReceivedBytesThreshold = 9;//"28.0000"
ByteData reply = this.EasySerialPort.WriteAndGetReply(CmdReadValue, timeout);
if (reply == null)
{
AlarmServer.Instance.Fire(this, AlarmInfoSensors.ErrorLaserState);
this.CommunicationOK = ComCommunicationSts.ERROR;
Log.Dprint("laser return -1");
return(-1);
}
this.CommunicationOK = ComCommunicationSts.OK;
int len = reply.Bytes.Length;
if (len < 2)
{
AlarmServer.Instance.Fire(this, AlarmInfoSensors.ErrorLaserRead);
Log.Dprint("laser return 1,error data:" + reply.ToString());
return(1);
}
//判断起始标志STX
if (reply.Bytes[0] != STX)
{
AlarmServer.Instance.Fire(this, AlarmInfoSensors.ErrorLaserRead);
Log.Dprint("laser return 1,error data:" + reply.ToString());
return(1);
}
//结束标志ETX有时存在有时不存在
byte[] data = null;
if (reply.Bytes[len - 1] == ETX)
{
data = new byte[len - 2];
}
else
{
data = new byte[len - 1];
}
//转换结果数据
for (int i = 0; i < data.Length; i++)
{
data[i] = reply.Bytes[i + 1];
}
string dataString = Encoding.UTF8.GetString(data);
Log.Print("laser height :" + dataString);
double result = double.Parse(dataString);
if (result >= this.ErrorValue)
{
Log.Dprint("laser return 1,error data:" + reply.ToString());
return(2);
}
//取反是为了和基恩士激光尺统一
value = -result;
return(0);
}
catch (Exception ex)
{
AlarmServer.Instance.Fire(this, AlarmInfoSensors.ErrorLaserRead.AppendMsg(ex.Message));
Log.Dprint("laser return 1");
return(1);
}
}
public void Update()
{
this.CommunicationOK = ComCommunicationSts.DISABLE;
}
public int ReadValue(TimeSpan timeout, out double value)
{
value = 0;
this.CommunicationOK = ComCommunicationSts.DISABLE;
return(0);
}
public void Update()
{
this.CommunicationOK = this.EasySerialPort.Connected ? ComCommunicationSts.OK : ComCommunicationSts.ERROR;
}