/// <summary>
/// 写入操作,针对的数据类型只有 字符串量 计算值 关系数据库值
/// </summary>
/// <param name="server"></param>
/// <param name="comm"></param>
/// <param name="device"></param>
/// <param name="para">要写入参数</param>
/// <param name="value">要写入的值</param>
/// <returns></returns>
public Task <bool> ResponseData(string SlaveId, string Address, ModbusFragment para, string value)
{
var task = Task.Run <bool>(() => {
if (para == null)
{
return(false);
}
//设备地址不能为空
if (Address == "")
{
return(false);
}
try
{
//获取参数中的
if (serialPort != null && serialPort.IsOpen && master != null)
{
ushort offset = para.StartRegister;
switch (para.Code)
{
case "01":
{
///写入单个线圈
if (ushort.Parse(value) > 0)
{
master.WriteSingleCoil(byte.Parse(Address), offset, true);
}
else
{
master.WriteSingleCoil(byte.Parse(Address), offset, false);
}
}
break;
case "02": //此类型只能查询，不能写入
{
}
break;
case "03":
{
switch (para.DataType)
{
case "float": //单精度浮点型
{
ushort[] buff = new ushort[2];
float WriteValue = float.Parse(value);
ModbusConvert.SetReal(buff, 0, WriteValue);
master.WriteMultipleRegisters(byte.Parse(Address), offset, buff);
}
break;
case "double": //双精度浮点数64位
{
ushort[] buff = new ushort[4];
double WriteValue = double.Parse(value);
ModbusConvert.SetDouble(buff, 0, WriteValue);
master.WriteMultipleRegisters(byte.Parse(Address), offset, buff);
}
break;
case "string": //字符型
{
ushort[] buff = new ushort[para.charsize];
string WriteValue = value;
if (value.Length > para.charsize)
{
WriteValue = value.Substring(0, para.charsize);
}
if (value.Length < para.charsize)
{
WriteValue = value.PadRight(para.charsize, ' ');
}
ModbusConvert.SetString(buff, 0, WriteValue);
master.WriteMultipleRegisters(byte.Parse(Address), offset, buff);
}
break;
case "byte": //无符号整数8位:
{
ushort[] buff = new ushort[1];
byte WriteValue = byte.Parse(value);
ModbusConvert.SetByte(buff, 0, WriteValue, true);
master.WriteSingleRegister(byte.Parse(Address), offset, buff[0]);
}
break;
case "sbyte": //有符号整数8位:
{
ushort[] buff = new ushort[1];
sbyte WriteValue = sbyte.Parse(value);
ModbusConvert.SetSByte(buff, 0, WriteValue, true);
master.WriteSingleRegister(byte.Parse(Address), offset, buff[0]);
}
break;
case "uint16": //无符号整数16位:
{
ushort WriteValue = ushort.Parse(value);
ushort[] buff = new ushort[1];
ModbusConvert.SetUShort(buff, 0, WriteValue);
master.WriteSingleRegister(byte.Parse(Address), offset, buff[0]);
}
break;
case "int16": //有符号整数16位:
{
Int16 WriteValue = Int16.Parse(value);
ushort[] buff = new ushort[1];
ModbusConvert.SetShort(buff, 0, WriteValue);
master.WriteSingleRegister(byte.Parse(Address), offset, buff[0]);
}
break;
case "uint32": //无符号整数32位:
{
uint WriteValue = uint.Parse(value);
ushort[] buff = new ushort[2];
ModbusConvert.SetUInt(buff, 0, WriteValue);
master.WriteMultipleRegisters(byte.Parse(Address), offset, buff);
}
break;
case "int32": //有符号整数32位:
{
int WriteValue = int.Parse(value);
ushort[] buff = new ushort[2];
ModbusConvert.SetInt(buff, 0, WriteValue);
master.WriteMultipleRegisters(byte.Parse(Address), offset, buff);
}
break;
}
}
break;
}
}
}
catch
{
return(false);
}
return(true);
});
return(task);
}
