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Program.cs
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Program.cs
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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using LibplctagWrapper;
namespace Slc500Strings
{
class Program
{
const int DataTimeout = 5000;
static void Main(string[] args)
{
var client = new Libplctag();
var tag = new Tag("192.168.0.100", CpuType.SLC, "ST48:0", DataType.String, 1);
client.AddTag(tag);
if (client.GetStatus(tag) != Libplctag.PLCTAG_STATUS_OK)
{
LogError($"{tag.Name} Error setting up tag internal state. Error {client.DecodeError(client.GetStatus(tag))}\n");
return;
}
/* get the data */
var rc = client.ReadTag(tag, DataTimeout);
if (rc != Libplctag.PLCTAG_STATUS_OK)
{
LogError($"{tag.Name} ERROR: Unable to read the data! Got error code {rc}: {client.DecodeError(rc)}\n");
return;
}
/* print out the data */
for (int i = 0; i < tag.ElementCount; i++)
{
var sb = new StringBuilder();
for (int j = 0; j < tag.ElementSize; j++)
{
sb.Append((char)client.GetUint8Value(tag, (i * tag.ElementSize) + j));
}
Console.WriteLine($"string {i} ({82} chars) = {sb.ToString()}\n");
}
client.Dispose();
Console.ReadKey();
}
static void LogError(string error)
{
Console.WriteLine(error);
Console.ReadKey();
}
}
}