private void test3()
{
// These are the underlying operations that ignore validation of success
short d100_short = melsecSerial.ReadInt16("D100").Content;
ushort d100_ushort = melsecSerial.ReadUInt16("D100").Content;
int d100_int = melsecSerial.ReadInt32("D100").Content;
uint d100_uint = melsecSerial.ReadUInt32("D100").Content;
long d100_long = melsecSerial.ReadInt64("D100").Content;
ulong d100_ulong = melsecSerial.ReadUInt64("D100").Content;
float d100_float = melsecSerial.ReadFloat("D100").Content;
double d100_double = melsecSerial.ReadDouble("D100").Content;
// need to specify the text length
string d100_string = melsecSerial.ReadString("D100", 10).Content;
}
public void ReadExample( )
{
#region ReadExample1
MelsecFxSerial melsecFx = new MelsecFxSerial( );
melsecFx.SerialPortInni(sp =>
{
sp.PortName = "COM1";
sp.BaudRate = 9600;
sp.DataBits = 7;
sp.StopBits = System.IO.Ports.StopBits.One;
sp.Parity = System.IO.Ports.Parity.Even;
});
melsecFx.Open( );
// 此处以D寄存器作为示例
short short_D1000 = melsecFx.ReadInt16("D100").Content; // 读取D1000的short值
ushort ushort_D1000 = melsecFx.ReadUInt16("D100").Content; // 读取D1000的ushort值
int int_D1000 = melsecFx.ReadInt32("D100").Content; // 读取D1000-D1001组成的int数据
uint uint_D1000 = melsecFx.ReadUInt32("D100").Content; // 读取D1000-D1001组成的uint数据
float float_D1000 = melsecFx.ReadFloat("D100").Content; // 读取D1000-D1001组成的float数据
long long_D1000 = melsecFx.ReadInt64("D100").Content; // 读取D1000-D1003组成的long数据
ulong ulong_D1000 = melsecFx.ReadUInt64("D100").Content; // 读取D1000-D1003组成的long数据
double double_D1000 = melsecFx.ReadDouble("D100").Content; // 读取D1000-D1003组成的double数据
string str_D1000 = melsecFx.ReadString("D100", 10).Content; // 读取D1000-D1009组成的条码数据
// 读取数组
short[] short_D1000_array = melsecFx.ReadInt16("D100", 10).Content; // 读取D1000的short值
ushort[] ushort_D1000_array = melsecFx.ReadUInt16("D100", 10).Content; // 读取D1000的ushort值
int[] int_D1000_array = melsecFx.ReadInt32("D100", 10).Content; // 读取D1000-D1001组成的int数据
uint[] uint_D1000_array = melsecFx.ReadUInt32("D100", 10).Content; // 读取D1000-D1001组成的uint数据
float[] float_D1000_array = melsecFx.ReadFloat("D100", 10).Content; // 读取D1000-D1001组成的float数据
long[] long_D1000_array = melsecFx.ReadInt64("D100", 10).Content; // 读取D1000-D1003组成的long数据
ulong[] ulong_D1000_array = melsecFx.ReadUInt64("D100", 10).Content; // 读取D1000-D1003组成的long数据
double[] double_D1000_array = melsecFx.ReadDouble("D100", 10).Content; // 读取D1000-D1003组成的double数据
#endregion
}
private void button_read_string_Click(object sender, EventArgs e)
{
// 读取字符串
readResultRender(melsecSerial.ReadString(textBox3.Text, ushort.Parse(textBox5.Text)), textBox3.Text, textBox4);
}
public override object ReadTag(Tag tag)
{
if (tag.AccessType == TagAccessType.Read || tag.AccessType == TagAccessType.ReadWrite)
{
try
{
if (tag.TagType == "bool")
{
var res = PLC.ReadBool(tag.Address);
if (res.IsSuccess)
{
tag.TagValue = res.Content;
tag.Quality = Quality.Good;
}
else
{
tag.Quality = Quality.Bad;
}
}
else if (tag.TagType == "string")
{
if (tag.Address.Contains("."))
{
try
{
string address = tag.Address.Split('.')[0];
ushort len = Convert.ToUInt16(tag.Address.Split('.')[1]);
var res = PLC.ReadString(tag.Address.Split('.')[0], len);
if (res.IsSuccess)
{
tag.TagValue = res.Content.Replace("\0", "");
tag.Quality = Quality.Good;
}
else
{
tag.Quality = Quality.Bad;
}
}
catch (Exception)
{
LOG.Error($"Tag Address Error {tag.Address}");
}
}
else
{
LOG.Error($"Tag Address Error {tag.Address}");
}
}
else
{
ushort len = ConvertUtils.GetLength(tag);
var res = PLC.Read(tag.Address, len);
ConvertUtils.DecodeTagValue(tag, res);
}
return(tag.TagValue);
}
catch (Exception ex)
{
LOG.Error($"Datasource[{SourceName}] read error. Tag[{tag.TagName}] Address[{tag.Address}] Message[{ex.Message}]");
tag.TagValue = null;
tag.Quality = Quality.Bad;
return(tag.TagValue);
}
}
else
{
return(null);
}
}