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SDS2000X示波器设备调试

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hsc
2026-07-16 14:55:14 +08:00
parent 0ed080f63c
commit 2dfc819bcc
9 changed files with 362 additions and 114 deletions
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175
DeviceEditModule/ViewModels/SDS2000X_HDViewModel.cs
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@@ -2,10 +2,14 @@ using DeviceCommand.Device;
using Prism.Commands;
using Prism.Ioc;
using System;
using System.Globalization;
using System.Text.RegularExpressions;
using System.Threading;
using System.Threading.Tasks;
using System.Windows.Input;
using UIShare.GlobalVariable;
using UIShare.ViewModelBase;
using static DeviceCommand.Device.SDS2000X_HD;
namespace DeviceEditModule.ViewModels
{
@@ -142,24 +146,28 @@ namespace DeviceEditModule.ViewModels
#region 命令
public ICommand QueryIdentityCommand { get; }
public ICommand ResetDeviceCommand { get; }
public ICommand RunCommand { get; }
public ICommand StopCommand { get; }
public ICommand SingleCommand { get; }
public ICommand ForceTriggerCommand { get; }
public ICommand SetChannelOnCommand { get; }
public ICommand SetChannelOffCommand { get; }
public ICommand SetVoltsDivCommand { get; }
public ICommand SetOffsetCommand { get; }
public ICommand SetTimeBaseCommand { get; }
public ICommand SetTriggerLevelCommand { get; }
public ICommand QueryIdentityCommand { get; }
public ICommand ResetDeviceCommand { get; }
public ICommand RunCommand { get; }
public ICommand StopCommand { get; }
public ICommand SingleCommand { get; }
public ICommand ForceTriggerCommand { get; }
public ICommand SetChannelOnCommand { get; }
public ICommand SetChannelOffCommand { get; }
public ICommand SetVoltsDivCommand { get; }
public ICommand SetOffsetCommand { get; }
// 🛠️ 补全：设置阻抗的 Command
public ICommand SetImpedance50Command { get; }
public ICommand SetImpedance1MCommand { get; }
public ICommand SetTimeBaseCommand { get; }
public ICommand SetTriggerLevelCommand { get; }
public ICommand SetTriggerSourceCommand { get; }
public ICommand QueryMeasurementsCommand{ get; }
public ICommand QueryVppCommand { get; }
public ICommand QueryFrequencyCommand { get; }
public ICommand QueryRmsCommand { get; }
public ICommand QueryMeasurementsCommand { get; }
public ICommand QueryVppCommand { get; }
public ICommand QueryFrequencyCommand { get; }
public ICommand QueryRmsCommand { get; }
#endregion
@@ -167,32 +175,73 @@ namespace DeviceEditModule.ViewModels
{
_deviceManager = containerProvider.Resolve<DeviceManager>();
QueryIdentityCommand = new DelegateCommand(async () => await Exec(async () => AppendLog("IDN: " + await _device!.查询设备标识(Ct()))));
ResetDeviceCommand = new DelegateCommand(async () => await Exec(async () => { await _device!.重置设备(Ct()); AppendLog("设备已重置"); }));
RunCommand = new DelegateCommand(async () => await Exec(async () => { await _device!.启动捕获_RUN(Ct()); AppendLog("已开始捕获"); }));
StopCommand = new DelegateCommand(async () => await Exec(async () => { await _device!.停止捕获_STOP(Ct()); AppendLog("已停止捕获"); }));
SingleCommand = new DelegateCommand(async () => await Exec(async () => { await _device!.单次触发_SINGLE(Ct()); AppendLog("已触发单次捕获"); }));
ForceTriggerCommand = new DelegateCommand(async () => await Exec(async () => { await _device!.强制触发(Ct()); AppendLog("已强制触发"); }));
SetChannelOnCommand = new DelegateCommand(async () => await Exec(async () => { await _device!.设置通道开关(Channel, true, Ct()); AppendLog($"通道 {Channel} 已开启"); }));
SetChannelOffCommand = new DelegateCommand(async () => await Exec(async () => { await _device!.设置通道开关(Channel, false, Ct()); AppendLog($"通道 {Channel} 已关闭"); }));
SetVoltsDivCommand = new DelegateCommand(async () => await Exec(async () => { await _device!.设置通道电压档位(Channel, VoltsPerDiv, Ct()); AppendLog($"C{Channel} 电压档位已设为 {VoltsPerDiv} V/div"); }));
SetOffsetCommand = new DelegateCommand(async () => await Exec(async () => { await _device!.设置通道垂直偏移(Channel, Offset, Ct()); AppendLog($"C{Channel} 垂直偏移已设为 {Offset} V"); }));
SetTimeBaseCommand = new DelegateCommand(async () => await Exec(async () => { await _device!.设置水平时基(TimeBase, Ct()); AppendLog($"水平时基已设为 {TimeBase} s/div"); }));
SetTriggerLevelCommand = new DelegateCommand(async () => await Exec(async () => { await _device!.设置触发电平(TriggerLevel, Ct()); AppendLog($"触发电平已设为 {TriggerLevel} V"); }));
QueryIdentityCommand = new DelegateCommand(async () => await Exec(async () => AppendLog("IDN: " + await _device!.查询设备标识(Ct()))));
ResetDeviceCommand = new DelegateCommand(async () => await Exec(async () => { await _device!.重置设备(Ct()); AppendLog("设备已重置"); }));
RunCommand = new DelegateCommand(async () => await Exec(async () => { await _device!.启动捕获_RUN(Ct()); AppendLog("已开始捕获"); }));
StopCommand = new DelegateCommand(async () => await Exec(async () => { await _device!.停止捕获_STOP(Ct()); AppendLog("已停止捕获"); }));
SingleCommand = new DelegateCommand(async () => await Exec(async () => { await _device!.单次触发_SINGLE(Ct()); AppendLog("已触发单次捕获"); }));
ForceTriggerCommand = new DelegateCommand(async () => await Exec(async () => { await _device!.强制触发(Ct()); AppendLog("已强制触发"); }));
SetChannelOnCommand = new DelegateCommand(async () => await Exec(async () => { await _device!.设置通道开关(Channel, true, Ct()); AppendLog($"通道 {Channel} 已开启"); }));
SetChannelOffCommand = new DelegateCommand(async () => await Exec(async () => { await _device!.设置通道开关(Channel, false, Ct()); AppendLog($"通道 {Channel} 已关闭"); }));
SetVoltsDivCommand = new DelegateCommand(async () => await Exec(async () => { await _device!.设置通道电压档位(Channel, VoltsPerDiv, Ct()); AppendLog($"C{Channel} 电压档位已设为 {VoltsPerDiv} V/div"); }));
SetOffsetCommand = new DelegateCommand(async () => await Exec(async () => { await _device!.设置通道垂直偏移(Channel, Offset, Ct()); AppendLog($"C{Channel} 垂直偏移已设为 {Offset} V"); }));
// 🛠️ 绑定：设置 50Ω 和 1MΩ 阻抗控制
SetImpedance50Command = new DelegateCommand(async () => await Exec(async () =>
{
await _device!.设置通道阻抗(Channel, ImpedanceType.FIFty, Ct());
Is50Ohm = true;
AppendLog($"C{Channel} 输入阻抗已设为 50Ω");
}));
SetImpedance1MCommand = new DelegateCommand(async () => await Exec(async () =>
{
await _device!.设置通道阻抗(Channel, ImpedanceType.ONEM, Ct());
Is50Ohm = false;
AppendLog($"C{Channel} 输入阻抗已设为 1MΩ");
}));
SetTimeBaseCommand = new DelegateCommand(async () => await Exec(async () => { await _device!.设置水平时基(TimeBase, Ct()); AppendLog($"水平时基已设为 {TimeBase} s/div"); }));
SetTriggerLevelCommand = new DelegateCommand(async () => await Exec(async () => { await _device!.设置触发电平(TriggerLevel, Ct()); AppendLog($"触发电平已设为 {TriggerLevel} V"); }));
SetTriggerSourceCommand = new DelegateCommand(async () => await Exec(async () => { await _device!.设置触发源(TriggerSource, Ct()); AppendLog($"触发源已设为 {TriggerSource}"); }));
QueryMeasurementsCommand = new DelegateCommand(async () => await Exec(async () =>
{
MeasuredVpp = await _device!.查询实际电压峰峰值(Channel, Ct());
MeasuredFrequency = await _device!.查询实际频率(Channel, Ct());
MeasuredRms = await _device!.查询实际电压均方根(Channel, Ct());
AppendLog($"C{Channel} 测量 → Vpp:{MeasuredVpp} Freq:{MeasuredFrequency}Hz RMS:{MeasuredRms}V");
// 1. 保留设备原生吐出的完整原始字符串
string rawVpp = await _device!.查询实际电压峰峰值(Channel, Ct());
string rawFreq = await _device!.查询实际频率(Channel, Ct());
string rawRms = await _device!.查询实际电压均方根(Channel, Ct());
// 2. 清洗数据并将科学计数法转为常规小数后赋值给 UI 属性
MeasuredVpp = ParseMeasurement(rawVpp);
MeasuredFrequency = ParseMeasurement(rawFreq);
MeasuredRms = ParseMeasurement(rawRms);
// 3. 在日志中同时体现设备原始报文与解析呈现值，极方便联调
AppendLog($"C{Channel} 测量原始数据 → Vpp:{rawVpp.Trim()} Freq:{rawFreq.Trim()} RMS:{rawRms.Trim()}");
AppendLog($"C{Channel} 界面呈现数值 → Vpp:{MeasuredVpp}V Freq:{MeasuredFrequency}Hz RMS:{MeasuredRms}V");
}));
QueryVppCommand = new DelegateCommand(async () => await Exec(async () => { MeasuredVpp = await _device!.查询实际电压峰峰值(Channel, Ct()); AppendLog($"C{Channel} Vpp: {MeasuredVpp}"); }));
QueryFrequencyCommand = new DelegateCommand(async () => await Exec(async () => { MeasuredFrequency = await _device!.查询实际频率(Channel, Ct()); AppendLog($"C{Channel} Freq: {MeasuredFrequency}"); }));
QueryRmsCommand = new DelegateCommand(async () => await Exec(async () => { MeasuredRms = await _device!.查询实际电压均方根(Channel, Ct()); AppendLog($"C{Channel} RMS: {MeasuredRms}"); }));
QueryVppCommand = new DelegateCommand(async () => await Exec(async () =>
{
string raw = await _device!.查询实际电压峰峰值(Channel, Ct());
MeasuredVpp = ParseMeasurement(raw);
AppendLog($"C{Channel} Vpp: {MeasuredVpp} (Raw: {raw.Trim()})");
}));
QueryFrequencyCommand = new DelegateCommand(async () => await Exec(async () =>
{
string raw = await _device!.查询实际频率(Channel, Ct());
MeasuredFrequency = ParseMeasurement(raw);
AppendLog($"C{Channel} Freq: {MeasuredFrequency} (Raw: {raw.Trim()})");
}));
QueryRmsCommand = new DelegateCommand(async () => await Exec(async () =>
{
string raw = await _device!.查询实际电压均方根(Channel, Ct());
MeasuredRms = ParseMeasurement(raw);
AppendLog($"C{Channel} RMS: {MeasuredRms} (Raw: {raw.Trim()})");
}));
Initialize();
}
@@ -224,8 +273,8 @@ namespace DeviceEditModule.ViewModels
}
}
_device = found;
DeviceName = foundName ?? "SDS2000X_HD (未找到)";
_device = found;
DeviceName = foundName ?? "SDS2000X_HD (未找到)";
IsConnected = _device?.IsConnected ?? false;
AppendLog(found != null
@@ -281,6 +330,52 @@ namespace DeviceEditModule.ViewModels
: line + "\n" + ResponseLog;
}
/// <summary>
/// 清洗示波器原始返回的测量字符串（例如 "C1:PAVA RMS,5.57E-03V"）并安全转化为无科学计数法的小数形式。
/// </summary>
/// <param name="rawResponse">设备原始应答数据</param>
/// <returns>可直接绑定到 UI 呈现的字符串数字</returns>
private string ParseMeasurement(string rawResponse)
{
if (string.IsNullOrWhiteSpace(rawResponse)) return "—";
try
{
string cleanData = rawResponse.Trim();
// 1. 斩断报头，提取逗号后面的具体内容（如 "5.57E-03V" 或 "****"）
int commaIndex = cleanData.IndexOf(',');
if (commaIndex == -1) return "—";
string valStr = cleanData.Substring(commaIndex + 1);
var match = Regex.Match(valStr, @"[-+]?[0-9]*\.?[0-9]+([eE][-+]?[0-9]+)?");
if (match.Success)
{
valStr = match.Value;
}
// 3. 校验并拦截设备未测出时的无效星号 "****"
if (valStr.Contains("*") || string.IsNullOrWhiteSpace(valStr))
{
return "0"; // 回归为零或 "—"，防止触发数据异常
}
// 4. 解析科学计数法，并重新以不带科学计数法的小数样式展开
if (double.TryParse(valStr, NumberStyles.Any, CultureInfo.InvariantCulture, out double result))
{
// "0.######" 样式会自动消除末尾无用的冗余零，并显示为普通小数（如 0.00557）
return result.ToString("0.######", CultureInfo.InvariantCulture);
}
}
catch
{
// 捕获可能产生的边缘转换故障，保证轮询线程绝不崩溃
}
return "—";
}
#endregion
public void Dispose()
@@ -289,4 +384,4 @@ namespace DeviceEditModule.ViewModels
_cts?.Dispose();
}
}
}
}