csi_team/CSI-Z420-Tablet-Multi-Function-Tester
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更新2026

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This commit is contained in:
GukSang.Jin
2026-05-20 11:29:20 +08:00
parent 9da775aa37
commit a4a95e6cf3
5 changed files with 58 additions and 5 deletions
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35
Services/ModbusTcpPlcService.cs
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@@ -105,6 +105,12 @@ namespace TabletTester2025.Services
return registers[0];
}
public async Task<int> ReadInt32Async(ushort startAddress)
{
var registers = await ReadHoldingRegistersAsync(startAddress, 2);
return RegistersToInt32(registers[0], registers[1]);
}
public Task WriteCoilAsync(ushort coilAddress, bool value)
{
return ExecuteAsync(master => master.WriteSingleCoilAsync(_config.SlaveId, coilAddress, value));
@@ -121,6 +127,12 @@ namespace TabletTester2025.Services
return ExecuteAsync(master => master.WriteSingleRegisterAsync(_config.SlaveId, registerAddress, value));
}
public Task WriteInt32Async(ushort startAddress, int value)
{
ushort[] registers = Int32ToRegisters(value);
return ExecuteAsync(master => master.WriteMultipleRegistersAsync(_config.SlaveId, startAddress, registers));
}
public Task WriteFloatAsync(ushort startAddress, float value)
{
if (!float.IsFinite(value))
@@ -178,6 +190,13 @@ namespace TabletTester2025.Services
: WordsToFloat(secondRegister, firstRegister);
}
private int RegistersToInt32(ushort firstRegister, ushort secondRegister)
{
return _config.FloatWordOrder == PlcFloatWordOrder.HighWordFirst
? WordsToInt32(firstRegister, secondRegister)
: WordsToInt32(secondRegister, firstRegister);
}
private static float WordsToFloat(ushort highWord, ushort lowWord)
{
byte[] bytes =
@@ -190,6 +209,11 @@ namespace TabletTester2025.Services
return BitConverter.ToSingle(bytes, 0);
}
private static int WordsToInt32(ushort highWord, ushort lowWord)
{
return (int)(((uint)highWord << 16) | lowWord);
}
private ushort[] FloatToRegisters(float value)
{
byte[] bytes = BitConverter.GetBytes(value);
@@ -201,6 +225,17 @@ namespace TabletTester2025.Services
: new[] { lowWord, highWord };
}
private ushort[] Int32ToRegisters(int value)
{
uint raw = unchecked((uint)value);
ushort highWord = (ushort)(raw >> 16);
ushort lowWord = (ushort)(raw & 0xFFFF);
return _config.FloatWordOrder == PlcFloatWordOrder.HighWordFirst
? new[] { highWord, lowWord }
: new[] { lowWord, highWord };
}
private void CloseConnection()
{
try { _master?.Dispose(); } catch { }