HumitureController.cs
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using log4net;
using System;
using System.Collections.Concurrent;
using System.Collections.Generic;
using System.IO.Ports;
using System.Linq;
using System.Reflection;
using System.Text;
namespace OnlineStore.Common
{
/// <summary>
/// 壁挂王字壳温湿度变送器（485型）
/// </summary>
public class HumitureController
{
private static int bautRate = 4800;//波特率
private static Parity parity = Parity.None;//校验位
private static int dataBits = 8;//数据位
private static StopBits stopBits = StopBits.One; //停止位
private static string LogName = "";
private static Dictionary<string, AcSerialBean> serialBeanMap = new Dictionary<string, AcSerialBean>();
private static ConcurrentDictionary<string, HumitureParam> lastDataMap = new ConcurrentDictionary<string, HumitureParam>();
public static int HumitureControllerType = ConfigAppSettings.GetIntValue(Setting_Init.HumitureControllerType);
public static bool Init(string port)
{
if (serialBeanMap.ContainsKey(port))
{
return true;
}
LogName = "温湿度传感器[" + port + "]";
AcSerialBean sb = null;
if (HumitureControllerType.Equals(1))
{
bautRate = 9600;//波特率
}
sb = new AcSerialBean(port, bautRate, parity, dataBits, stopBits);
try
{
if (sb.openPort())
{
serialBeanMap.Add(port, sb);
return true;
}
else
{
LogUtil.error(LogName + "串口" + port + "打开失败！");
return false;
}
}
catch (Exception ex)
{
LogUtil.error("串口" + port + "打开失败:" + ex.ToString());
}
return true;
}
/// <summary>
/// 释放资源
/// </summary>
public static void CloseAllPort()
{
List<string> kes = new List<string>(serialBeanMap.Keys);
foreach (string key in kes)
{
ClosePort(key);
}
}
public static void ClosePort(string portName)
{
AcSerialBean bean = GetSerialBean(portName);
if (bean == null)
{
LogUtil.info("串口【" + portName + "】未打开，不需要关闭");
return;
}
//清理缓存
bean.clearInBuffer();
bean.clearOutBuffer();
bean.closePort();
if (serialBeanMap.ContainsKey(portName))
{
serialBeanMap.Remove(portName);
}
LogUtil.info("温湿度控制器 关闭串口【" + portName + "】 ");
}
private static AcSerialBean GetSerialBean(string portName)
{
if (serialBeanMap.ContainsKey(portName))
{
return serialBeanMap[portName];
}
return null;
}
public static HumitureParam QueryData(string port)
{
if(lastDataMap.TryGetValue(port ,out HumitureParam lastparam))
{
//1秒以内不需要重新查询
TimeSpan span = DateTime.Now - lastparam.UpdateTime;
if (span.TotalSeconds <= 5)
{
return lastparam;
}
else
{
lastDataMap.TryRemove(port, out lastparam);
}
}
HumitureParam param = new HumitureParam(0, 0);
List<double> data = queryData(port);
if (data.Count.Equals(2))
{
param = new HumitureParam(data[1], data[0]);
}
lastDataMap.TryAdd(port, param);
return param;
}
/// <summary>
/// 返回温度和湿度
/// </summary>
/// <returns></returns>
private static List<double> queryData(string port)
{
// 温度计算：
//当温度低于 0 ℃ 时温度数据以补码的形式上传。
//温度：FF9B H(十六进制)= -101 => 温度 = -10.1℃
//湿度计算：
//湿度：292 H(十六进制) = 658 => 湿度 = 65.8 % RH
AcSerialBean sb = GetSerialBean(port);
if (sb == null)
{
return new List<double>();
}
byte[] sendData = new byte[8];
sendData[0] = 0x01;
if (HumitureControllerType.Equals(1))
{
sendData[1] = 0x04;
}
else
{
sendData[1] = 0x03;
}
sendData[2] = 0x00;
sendData[3] = 0x00;
sendData[4] = 0x00;
sendData[5] = 0x02;
sendData[6] = 0x00;
sendData[7] = 0x00;
sendData = buildCheckData(sendData, sendData.Length - 2);
string str = AcSerialBean.byteToHexStr(sendData);
LogUtil.debug("温湿度控制器发送数据：" + str);
byte[] reviceData = new byte[9];
bool isOk = false;
sb.SendCommand(sendData, ref reviceData, 100, out isOk);
return getReviceData(reviceData);
}
public static int QueryHistoryCount(string port)
{
AcSerialBean sb = GetSerialBean(port);
if (sb == null || HumitureControllerType.Equals(2).Equals(false))
{
return -1;
}
byte[] sendData = new byte[8];
sendData[0] = 0x01;
sendData[1] = 0x04;
sendData[2] = 0x20;
sendData[3] = 0x00;
byte[] addrByte = AcSerialBean.StringToByte("2000");
if (addrByte.Length == 1)
{
sendData[2] = 0x00;
sendData[3] = addrByte[0];
}
else if (addrByte.Length == 2)
{
sendData[3] = addrByte[1];
sendData[2] = addrByte[0];
}
sendData[4] = 0x00;
sendData[5] = 0x02;
sendData[6] = 0x00;
sendData[7] = 0x00;
sendData = buildCheckData(sendData, sendData.Length - 2);
string str = AcSerialBean.byteToHexStr(sendData);
LogUtil.debug("温湿度控制器发送数据：" + str);
byte[] reviceData = new byte[9];
bool isOk = false;
sb.SendCommand(sendData, ref reviceData, 100, out isOk);
return getReviceIntData(reviceData);
}
public static int QueryCurrCount(string port)
{
AcSerialBean sb = GetSerialBean(port);
if (sb == null || HumitureControllerType.Equals(2).Equals(false))
{
return -1;
}
byte[] sendData = new byte[8];
sendData[0] = 0x01;
sendData[1] = 0x04;
sendData[2] = 0x20;
sendData[3] = 0x02;
sendData[4] = 0x00;
sendData[5] = 0x02;
sendData[6] = 0x00;
sendData[7] = 0x00;
sendData = buildCheckData(sendData, sendData.Length - 2);
string str = AcSerialBean.byteToHexStr(sendData);
LogUtil.debug("温湿度控制器发送数据：" + str);
byte[] reviceData = new byte[9];
bool isOk = false;
sb.SendCommand(sendData, ref reviceData, 100, out isOk);
return getReviceIntData(reviceData);
}
public static List<object> QueryHistory(string port)
{
List<object> list = new List<object>();
AcSerialBean sb = GetSerialBean(port);
if (sb == null || HumitureControllerType.Equals(2).Equals(false))
{
return list;
}
byte[] sendData = new byte[8];
sendData[0] = 0x01;
sendData[1] = 0x04;
sendData[2] = 0x20;
sendData[3] = 0x04;
sendData[4] = 0x00;
sendData[5] = 0x05;
sendData[6] = 0x00;
sendData[7] = 0x00;
sendData = buildCheckData(sendData, sendData.Length - 2);
string str = AcSerialBean.byteToHexStr(sendData);
LogUtil.debug("温湿度控制器发送数据：" + str);
byte[] reviceData = new byte[15];
bool isOk = false;
sb.SendCommand(sendData, ref reviceData, 100, out isOk);
try
{
if (reviceData != null && reviceData.Length >= 9)
{
string temp = String.Format("{0:X2}", reviceData[3]) + String.Format("{0:X2}", reviceData[4]);
string hum = String.Format("{0:X2}", reviceData[5]) + String.Format("{0:X2}", reviceData[6]);
double tempV = (double)Convert.ToInt32(temp, 16) / 10;
double humV = (double)Convert.ToInt32(hum, 16) / 10;
int year = Convert.ToInt32(String.Format("{0:X2}", reviceData[7]), 16);
int mouth = Convert.ToInt32(String.Format("{0:X2}", reviceData[8]), 16);
int day = Convert.ToInt32(String.Format("{0:X2}", reviceData[9]), 16);
int hour = Convert.ToInt32(String.Format("{0:X2}", reviceData[10]), 16);
int minute = Convert.ToInt32(String.Format("{0:X2}", reviceData[11]), 16);
int second = Convert.ToInt32(String.Format("{0:X2}", reviceData[12]), 16);
DateTime time = new DateTime(year, mouth, day, hour, minute, second);
list.Add(tempV);
list.Add(humV);
list.Add(time);
}
}
catch (Exception ex)
{
LogUtil.info(LogName + "转换出错：" + ex.ToString());
}
return list;
}
private static byte[] buildCheckData(byte[] sendData, int length)
{
ushort pChecksum = 0;
AcSerialBean.CalculateCRC(sendData, length, out pChecksum);
string checkStr = Convert.ToString(pChecksum, 16);
byte[] checkByte = AcSerialBean.StringToByte(checkStr);
if (checkByte.Length == 1)
{
sendData[length] = checkByte[0];
sendData[length + 1] = 0x00;
}
else
{
sendData[length + 1] = checkByte[0];
sendData[length] = checkByte[1];
}
return sendData;
}
private static int getReviceIntData(byte[] dataArray)
{
List<double> list = new List<double>();
try
{
if (dataArray == null)
{
return -1;
}
if (dataArray.Length >= 9)
{
string data = String.Format("{0:X2}", dataArray[5]) + String.Format("{0:X2}", dataArray[6] + String.Format("{0:X2}", dataArray[3]) + String.Format("{0:X2}", dataArray[4]));
int tempV = Convert.ToInt32(data, 16);
return tempV;
}
}
catch (Exception ex)
{
LogUtil.info(LogName + "转换出错：" + ex.ToString());
}
return -1;
}
private static List<double> getReviceData(byte[] dataArray)
{
List<double> list = new List<double>();
try
{
if (dataArray == null)
{
return list;
}
if (dataArray.Length >= 9)
{
string temp = String.Format("{0:X2}", dataArray[3]) + String.Format("{0:X2}", dataArray[4]);
string hum = String.Format("{0:X2}", dataArray[5]) + String.Format("{0:X2}", dataArray[6]);
double tempV = (double)Convert.ToInt32(temp, 16) / 10;
double humV = (double)Convert.ToInt32(hum, 16) / 10;
list.Add(tempV);
list.Add(humV);
}
}
catch (Exception ex)
{
LogUtil.info(LogName + "转换出错：" + ex.ToString());
}
return list;
}
}
}