static void SendTimer_Elapsed(object sender, System.Timers.ElapsedEventArgs e)
{
lock (SendBufferQueue)
{
int bufferCount = SendBufferQueue.Count;
if (0 != bufferCount)
{
try
{
string dataStr = string.Empty;
for (int i = 0; i < bufferCount; i++)
{
dataStr = SendBufferQueue.Dequeue();
TcpSocketCommunicator reporter = new TcpSocketCommunicator();
reporter.Connect(RelayServerInfo.Host_name, RelayServerInfo.Port_num, 5000);
reporter.Send(Encoding.UTF8.GetBytes(dataStr));
reporter.Close();
//LogOutput.LogAppend("SendTimer_Elapsed Send : " + dataStr);
Thread.Sleep(10);
}
}
catch (Exception ex)
{
System.Diagnostics.Trace.WriteLine(ex.ToString());
LogOutput.LogAppend(ex.ToString());
}
}
}
SendTimer.Start();
}
/// <summary>
/// 单个设备查询线程的执行过程
/// </summary>
/// <param name="deviceInfo"></param>
override protected void InquiryTask(ModbusDeviceInfo deviceInfo)
{
string dateTimeStr = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss");
TcpSocketCommunicator inquirer = new TcpSocketCommunicator();
try
{
// 与设备模块进行连接(Connect)
// 设定Receive的接收超时时间为3000毫秒
AppendUITextBox(" 开始连接: "+ deviceInfo.DeviceName);
inquirer.Connect(deviceInfo.HostName, deviceInfo.PortNum, 3000);
AppendUITextBox(" "+ deviceInfo.DeviceName + "连接成功!");
System.Threading.Thread.Sleep(100);
// 发送查询命令内容
// 目标设备地址
// 功能码: 0x03(读)
// 寄存器地址: 0x0202
// 读长度: 0x0002
byte[] tmpBytes = { (byte)deviceInfo.DeviceAddr, 0x03, 0x02, 0x02, 0x00, 0x02 };
UInt16 crc16 = CRC16(tmpBytes, 6);
byte crcLowByte = (byte)(crc16 & 0x00FF);
byte crcHighByte = (byte)((crc16 & 0xFF00) >> 8);
// 水表
byte[] sendBytes = { (byte)deviceInfo.DeviceAddr, 0x03, 0x02, 0x02, 0x00, 0x02, crcLowByte, crcHighByte };
// 向设备模块发送读数查询指令
AppendUITextBox(" 查询 "+ deviceInfo.DeviceName + " 指令发送!");
inquirer.Send(sendBytes);
// 接收设备模块返回的读数查询结果
ReceiveData ir = inquirer.Receive();
AppendUITextBox(" 接收到 "+ deviceInfo.DeviceName + " 应答数据: " + ir.RcvLen.ToString() + " 字节.");
if ((ir.RcvLen >= 1) &&
(deviceInfo.DeviceAddr != ir.RcvBytes[0]))
{
AppendUITextBox(" "+ "收到的应答设备地址不一致: " + ir.RcvBytes[0].ToString());
return;
}
if (ir.RcvLen < 3)
{
System.Diagnostics.Trace.WriteLine(@"收到数据不正确, 无长度位!");
return;
}
int data_len = ir.RcvBytes[2];
if (ir.RcvLen < data_len + 3)
{
System.Diagnostics.Trace.WriteLine(@"收到数据长度不正确!");
return;
}
string waterVolumeStr = "";
for (int i = 3; i < 3 + data_len; i++)
{
string valStr = string.Format("{0:X}", ir.RcvBytes[i]).PadLeft(2, '0');
waterVolumeStr += valStr;
}
int iWaterVolumeVal = Convert.ToInt32(waterVolumeStr, 16);
// 首先读数要乘以放大倍率
float waterVolumeVal = iWaterVolumeVal * deviceInfo.Magnification;
// 然后除以量纲得到实际小数值
float fValue = waterVolumeVal / deviceInfo.Magnitude;
float fWaterVolumeVal = fValue + deviceInfo.Adjustment;
// 上报给服务器
string insertStr = GetReportString(dateTimeStr, fWaterVolumeVal, deviceInfo);
AppendUITextBox(" "+ deviceInfo.DeviceName + " : 读数值 = " + fValue.ToString() + " + " + deviceInfo.Adjustment.ToString() + " = " + fWaterVolumeVal.ToString());
ReportToDBServer(insertStr, deviceInfo.DeviceName);
}
catch (Exception ex)
{
AppendUITextBox(" "+ deviceInfo.DeviceName + ": 查询失败!");
System.Diagnostics.Trace.WriteLine(ex.ToString());
}
finally
{
inquirer.Close();
}
}
static void SendTimer_Elapsed(object sender, System.Timers.ElapsedEventArgs e)
{
lock (SendBufferQueue)
{
int bufferCount = SendBufferQueue.Count;
if (0 != bufferCount)
{
try
{
string dataStr = string.Empty;
for (int i = 0; i < bufferCount; i++)
{
dataStr = SendBufferQueue.Dequeue();
TcpSocketCommunicator reporter = new TcpSocketCommunicator();
reporter.Connect(RelayServerInfo.Host_name, RelayServerInfo.Port_num, 5000);
reporter.Send(Encoding.UTF8.GetBytes(dataStr));
reporter.Close();
//LogOutput.LogAppend("SendTimer_Elapsed Send : " + dataStr);
Thread.Sleep(10);
}
}
catch (Exception ex)
{
System.Diagnostics.Trace.WriteLine(ex.ToString());
LogOutput.LogAppend(ex.ToString());
}
}
}
SendTimer.Start();
}
