public Item <ushort> ReadUShort(DeviceAddress deviceAddress)
{
var datas = readRegister(deviceAddress, 1);
return(datas == null ? Item <ushort> .CreateDefault() :
new Item <ushort>()
{
Vaule = UnsafeNetConvert.BytesToUShort(datas, 0, deviceAddress.ByteOrder), UpdateTime = DateTime.Now, Quality = QUALITIES.QUALITY_GOOD
});
}
/// <summary>
/// 16位无符号整形点绑定16位整形数据
/// </summary>
/// <param name="source">16位整形源数据</param>
/// <param name="sourceindex">源数据点索引</param>
/// <param name="target">目标数据，点长度为1的虚拟点</param>
/// <param name="bindingWay">绑定方式，默认为单方向</param>
public static bool UshortBinding(IPoint <short> source, int sourceindex, IPoint <ushort> target, BindingWay bindingWay = BindingWay.OneWay)
{
if (sourceindex >= source.Length)
{
return(false);
}
switch (bindingWay)
{
case BindingWay.OneWay:
source.PropertyChanged += (s, p) =>
{
if (int.Parse(p.PropertyName) == sourceindex)
{
byte[] temp1 = UnsafeNetConvert.ShortToBytes(source[(byte)sourceindex], ByteOrder.None);
ushort temp2 = UnsafeNetConvert.BytesToUShort(temp1, 0, ByteOrder.None);
target.ValueUpdate(temp2, 0);
}
};
return(true);
case BindingWay.TwoWay:
source.PropertyChanged += (s, p) =>
{
if (int.Parse(p.PropertyName) == sourceindex)
{
byte[] temp1 = UnsafeNetConvert.ShortToBytes(source[(byte)sourceindex], ByteOrder.None);
ushort temp2 = UnsafeNetConvert.BytesToUShort(temp1, 0, ByteOrder.None);
target.ValueUpdate(temp2, 0);
}
};
target.PropertyChanged += (s, p) =>
{
var temp1 = UnsafeNetConvert.UShortToBytes(target[0], ByteOrder.None);
var temp2 = UnsafeNetConvert.BytesToShort(temp1, 0, ByteOrder.None);
source.ValueUpdate(temp2, sourceindex);
};
return(true);
case BindingWay.ReverseWay:
target.PropertyChanged += (s, p) =>
{
var temp1 = UnsafeNetConvert.UShortToBytes(target[0], ByteOrder.None);
var temp2 = UnsafeNetConvert.BytesToShort(temp1, 0, ByteOrder.None);
source.ValueUpdate(temp2, sourceindex);
};
return(true);
default:
return(false);
}
}
/// <summary>
/// Write single hold reister Rely
/// Function:0x06
/// </summary>
/// <param name="address">40001~49999</param>
/// <param name="data">length=2,Data Hi:data[0],Data Lo:data[1]</param>
/// <returns></returns>
private byte[] writeSingleReisterRely(int address, byte[] data)
{
byte[] relyBuffer = new byte[6];
var value = UnsafeNetConvert.BytesToUShort(data, 0, ByteOrder.BigEndian);
var addressString = string.Format("{0:D5}", address + 1 + 40000); //地址偏移+1
if (_mapping.SetValue(addressString, new ushort[] { value }) == -1)
{
return(errorRely(FunctionCode.WriteSingleRegister, ErrorCode.LllegalDataAddress));
}
relyBuffer[0] = (byte)_salveId;
relyBuffer[1] = (byte)FunctionCode.WriteSingleRegister;
var addrByte = UnsafeNetConvert.UShortToBytes((ushort)address, ByteOrder.BigEndian);
Array.Copy(addrByte, 0, relyBuffer, 2, 2);
Array.Copy(data, 0, relyBuffer, 4, data.Length);
return(relyBuffer);
}
