1.文件头,从0字节开始
byte[] lecroy_trc_header = new byte[]{
0x23,0x39,0x30,0x30,0x32,0x30,0x30,0x30,0x31,0x34,0x34,0x57,0x41,0x56,0x45,0x44,
0x45,0x53,0x43,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x4C,0x45,0x43,0x52,0x4F,
0x59,0x5F,0x32,0x5F,0x33,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x01,0x00,0x5A,
0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xB6,0x83,0x1E,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x4C,0x45,0x43,0x52,0x4F,0x59,0x57,0x53,0x34,
0x32,0x34,0x00,0x00,0x00,0x00,0x00,0x4B,0x45,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xDB,0x41,0x0F,0x00,0xDB,
0x41,0x0F,0x00,0x40,0x42,0x0F,0x00,0x00,0x00,0x00,0x00,0xDA,0x41,0x0F,0x00,0x00,
0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x01,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x0D,0x00,0x80,0x39,0x00,0x00,0x00,0xBF,0x00,
0x00,0xFE,0x46,0x00,0x00,0x00,0xC7,0x0B,0x00,0x01,0x00,0xBD,0x37,0x06,0x35,0x1E,
0xF4,0xC8,0xB6,0x68,0x78,0xD1,0xBF,0x46,0xB6,0xF3,0xFD,0xD4,0x78,0xD1,0xBF,0x56,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x53,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,
0xEB,0xAF,0x2C,0x99,0xBC,0x0B,0xD8,0x31,0x27,0x39,0x40,0x02,0x0F,0x1A,0x04,0xE7,
0x07,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x20,
0x00,0x02,0x00,0x00,0x00,0x80,0x3F,0x13,0x00,0x00,0x00,0x00,0x00,0x80,0x3F,0x00,
0x00,0x00,0xBF,0x00,0x00 };
2.关键字段:
List<trc_field_define> trc_header_fields = new List<trc_field_define>{
new trc_field_define("文件总长字段", 0, 11, "string", "%文件头,主要用于指示文件大小,数值为9e10+文件字节长度(不包括此文件头的11个字节)", "#9020000350"),
new trc_field_define("大小端", 11+34, 2, "u16", "数据大小端", "=1小端"),
new trc_field_define("文件头长", 11+36, 4, "u32", "%文件头WAVEDSEC块的长度,4B, long, 36-39", "可认为定长:346,+11字节头部=0x165 == sizeof(lecroy_trc_header)"),
new trc_field_define("波形数据总长", 11+60, 4, "u32", "WAVE_ARRAY_1,%4B,long,60-63,数据列1长度", "20000004,一般是采样点数总长=时间+数据"),
new trc_field_define("时间数据总长", 11+112, 4, "u32", "", "10000002, 为波形数据总长/2"),
new trc_field_define("采样数据总长", 11+116, 4, "u32", "", "10000002,为波形数据总长/2"),
new trc_field_define("PNTS_PER_SCREEN", 11+128, 4, "u32", "区间数", "为波形数据总长/2-2"),
new trc_field_define("VERTICAL_GAIN", 11+156, 4, "float", "最终的数值=采样值*Gain+offset", "1.373120030621067e-04"),
new trc_field_define("VERTICAL_OFFSET", 11+160, 4, "float", "垂直零点", "0"),
new trc_field_define("MAX_VALUE", 11+164, 4, "u32", "最大值", "28875"),
new trc_field_define("MIN_VALUE", 11+168, 4, "u32", "最小值", "-29131"),
new trc_field_define("HORIZ_INTERVAL", 11+176, 4, "float", "采样率", "1e-10"),
new trc_field_define("HORIZ_OFFSET", 11+180, 8, "double", "水平偏移", "-5e-4"),
new trc_field_define("PIXEL_OFFSET", 11+188, 8, "u32", "屏幕当前偏移?", "-5e-4"),
new trc_field_define("HORIZ_UNCERTAINTY", 11+292, 4, "float", "区间数", "1e-12,采样率的1%"),
new trc_field_define("TIMEBASE", 11+324, 2, "u16", "水平栅格时长?这是enum", "24"),
new trc_field_define("FIXED_VERT_GAIN", 11+332, 2, "u16", "垂直固定增益?enum", "18")
};
文件结构概要
/*
* %Header
%用户文本块
TEXT % 视上面定义的长度而定
% TRIGTIME
TRIGGER_T % 8B f 原名结尾是TIME,但与前面定义重复,故改为T
TRIGGER_OFFSET % 8B f
% RISTIME
RIS_OFFSET % 8B f
% DATA_ARRAY_1
DATA_ARRAY_1
% DATA_ARRAT_2
DATA_ARRAY_2
% SIMPLE
SIMPLE int16模式
% DUAL
*/
4.力科的离线波形文件分析工具MAUI Studio.
附件1:参考资料:
- CSDN博主「Surrea1」的原创文章,遵循CC 4.0 BY - SA版权协议,转载请注意附上原文出处链接及本声明。
附件2:csv=>.trc例程
/*
* lecroy_trc.cs
*
* A csv to lecory .trc bin file format helper modules.
*
* thanks to Lecroy, for its powerful offline wavefrom analyse tools.
* and Surrea1@CSDN for provide the .trc file format.
*
* ----
* V1.0.20230530 by twicave
* created. the first verison, coding in vs2022(c#)
*
*/
using System;
using System.Collections.Generic;
using System.Data.SqlTypes;
using System.Diagnostics.SymbolStore;
using System.Linq;
using System.Reflection.PortableExecutable;
using System.Security.Cryptography;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using System.Runtime.InteropServices;
using static System.Net.Mime.MediaTypeNames;
using System.ComponentModel;
namespace SampleData_CSV2LecoryTrc
{
internal class lecroy_trc
{
static byte[] lecroy_trc_header = new byte[]{
0x23,0x39,0x30,0x30,0x32,0x30,0x30,0x30,0x31,0x34,0x34,0x57,0x41,0x56,0x45,0x44,
0x45,0x53,0x43,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x4C,0x45,0x43,0x52,0x4F,
0x59,0x5F,0x32,0x5F,0x33,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x01,0x00,0x5A,
0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xB6,0x83,0x1E,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x4C,0x45,0x43,0x52,0x4F,0x59,0x57,0x53,0x34,
0x32,0x34,0x00,0x00,0x00,0x00,0x00,0x4B,0x45,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xDB,0x41,0x0F,0x00,0xDB,
0x41,0x0F,0x00,0x40,0x42,0x0F,0x00,0x00,0x00,0x00,0x00,0xDA,0x41,0x0F,0x00,0x00,
0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x01,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x0D,0x00,0x80,0x39,0x00,0x00,0x00,0xBF,0x00,
0x00,0xFE,0x46,0x00,0x00,0x00,0xC7,0x0B,0x00,0x01,0x00,0xBD,0x37,0x06,0x35,0x1E,
0xF4,0xC8,0xB6,0x68,0x78,0xD1,0xBF,0x46,0xB6,0xF3,0xFD,0xD4,0x78,0xD1,0xBF,0x56,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x53,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,
0xEB,0xAF,0x2C,0x99,0xBC,0x0B,0xD8,0x31,0x27,0x39,0x40,0x02,0x0F,0x1A,0x04,0xE7,
0x07,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x20,
0x00,0x02,0x00,0x00,0x00,0x80,0x3F,0x13,0x00,0x00,0x00,0x00,0x00,0x80,0x3F,0x00,
0x00,0x00,0xBF,0x00,0x00 };
public class trc_field_define
{
public string standardName;
public string field_name;
public int offetIdxbase0;
public int len;
public string type;
public string memo;
public string example;
public trc_field_define(string standardName, string field_name, int offsetIdxbase0, int len, string type, string memo, string example)
{
this.standardName = standardName;
this.field_name = field_name;
this.offetIdxbase0 = offsetIdxbase0;
this.len = len;
this.type = type;
this.memo = memo;
this.example = example;
}
};
static List<trc_field_define> trc_header_fields = new List<trc_field_define>{
new trc_field_define("totalLength","文件总长字段", 0, 11, "string", "%文件头,主要用于指示文件大小,数值为9e10+文件字节长度(不包括此文件头的11个字节)", "#9020000350"),
new trc_field_define("no_use","大小端", 11+34, 2, "u16", "数据大小端", "=1小端"),
new trc_field_define("no_use", "文件头长", 11+36, 4, "u32", "%文件头WAVEDSEC块的长度,4B, long, 36-39", "可认为定长:346,+11字节头部=0x165 == sizeof(lecroy_trc_header)"),
new trc_field_define("allDataLength","波形数据总长", 11+60, 4, "u32", "WAVE_ARRAY_1,%4B,long,60-63,数据列1长度", "20000004,一般是采样点数总长=时间+数据"),
new trc_field_define("timeDataLength","时间数据总长", 11+112, 4, "u32", "", "10000002, 为波形数据总长/2"),
new trc_field_define("sampleDataLength","采样数据总长", 11+116, 4, "u32", "", "10000002,为波形数据总长/2"),
new trc_field_define("pntsPerScreen","PNTS_PER_SCREEN", 11+120, 4, "u32", "区间数", "为波形数据总长/2-2"),
new trc_field_define("lastvalidPnts","LAST_VALID_PNT", 11+128, 4, "u32", "区间最后一个数据点", "为波形数据总长/2-1"),
new trc_field_define("vertical_gain","VERTICAL_GAIN", 11+156, 4, "float", "最终的数值=采样值*Gain+offset", "1.373120030621067e-04"),
new trc_field_define("vertical_offset","VERTICAL_OFFSET", 11+160, 4, "float", "垂直零点", "0"),
new trc_field_define("max","MAX_VALUE", 11+164, 4, "u32", "最大值", "28875"),
new trc_field_define("min","MIN_VALUE", 11+168, 4, "u32", "最小值", "-29131"),
new trc_field_define("horizInterval","HORIZ_INTERVAL", 11+176, 4, "float", "采样率", "1e-10"),
new trc_field_define("horizOffset","HORIZ_OFFSET", 11+180, 8, "double", "水平偏移", "-5e-4"),
new trc_field_define("pixelOffset","PIXEL_OFFSET", 11+188, 8, "u32", "屏幕当前偏移?", "-5e-4"),
new trc_field_define("horiz_uncertainty","HORIZ_UNCERTAINTY", 11+292, 4, "float", "区间数", "1e-12,采样率的1%"),
new trc_field_define("timeBase","TIMEBASE", 11+324, 2, "u16", "水平栅格时长?这是enum", "24"),
new trc_field_define("fixed_Vert_Gain","FIXED_VERT_GAIN", 11+332, 2, "u16", "垂直固定增益?enum", "18")
};
public struct trcHeaderFields
{
public string totalLength; //0x9e10+0x0b+lenOfAd*2 "#...."
public int allDataLength; //2*lenOfAd(bytes)
public int timeDataLength; //lenOfAd;
public int sampleDataLength; //lenOfAd;
public int pntsPerScreen; //lenfOfAd-2;
public int lastvalidPnts; //lenOfAd-1
public float vertical_gain; //垂直增益
public UInt32 vertical_offset; //垂直偏移
public UInt32 max;
public UInt32 min;
public float horizInterval; //采样率
public double horizOffset; //中心点
public double pixelOffset; //又一个水平偏移
public float horiz_uncertainty; //samplerate/4
public UInt16 timeBase; //水平档位
public UInt16 fixed_Vert_Gain; //垂直档位
};
public static Dictionary<string, trc_field_define> dicOfFields = new Dictionary<string, trc_field_define>() { };
static public bool WriteTrcFromCsv(float sampleRate, float volPerAd, uint[] sampleData, FileInfo fi)
{
bool ret = false;
/*
* %Header
%用户文本块
TEXT % 视上面定义的长度而定
% TRIGTIME
TRIGGER_T % 8B f 原名结尾是TIME,但与前面定义重复,故改为T
TRIGGER_OFFSET % 8B f
% RISTIME
RIS_OFFSET % 8B f
% DATA_ARRAY_1
DATA_ARRAY_1
% DATA_ARRAT_2
DATA_ARRAY_2
% SIMPLE
SIMPLE int16模式
% DUAL
版权声明:本文为CSDN博主「Surrea1」的原创文章,遵循CC 4.0 BY - SA版权协议,转载请附上原文出处链接及本声明。
原文链接:https://blog.csdn.net/Surrea1/article/details/126807087
*/
try
{
int totallength = lecroy_trc_header.Length + 2 * sampleData.Length - 11; //no 11 more
StringBuilder sb = new StringBuilder();
sb.AppendFormat("#9{0:000000000}", totallength);
trcHeaderFields headerFields;
headerFields.totalLength = sb.ToString();
headerFields.timeDataLength = sampleData.Length;
headerFields.sampleDataLength = sampleData.Length;
headerFields.allDataLength = sampleData.Length * 2; //in bytes.
headerFields.horizInterval = sampleRate;
headerFields.horizOffset = 0;
headerFields.horiz_uncertainty = sampleRate / 4;
headerFields.pixelOffset = 0;
headerFields.pntsPerScreen = sampleData.Length;
headerFields.lastvalidPnts = sampleData.Length-1;
headerFields.vertical_gain = volPerAd; //垂直增益
headerFields.vertical_offset = 0; //垂直偏移
headerFields.timeBase = 15;
headerFields.fixed_Vert_Gain = 1; //垂直增益
byte[] header = new byte[lecroy_trc_header.Length];
for (int i = 0; i < header.Length; ++i)
{
header[i] = 0;
}
lecroy_trc_header.CopyTo(header, 0);
if (dicOfFields.Count == 0)
{
foreach (trc_field_define i in trc_header_fields)
{
if (dicOfFields.ContainsKey(i.standardName)) continue;
dicOfFields.Add(i.standardName, i);
}
}
Encoding.ASCII.GetBytes(headerFields.totalLength).CopyTo(header, dicOfFields["totalLength"].offetIdxbase0);
BitConverter.GetBytes(headerFields.timeDataLength).CopyTo(header, dicOfFields["timeDataLength"].offetIdxbase0);
BitConverter.GetBytes(headerFields.sampleDataLength).CopyTo(header, dicOfFields["sampleDataLength"].offetIdxbase0);
BitConverter.GetBytes(headerFields.allDataLength).CopyTo(header, dicOfFields["allDataLength"].offetIdxbase0);
BitConverter.GetBytes(headerFields.horizInterval).CopyTo(header, dicOfFields["horizInterval"].offetIdxbase0);
BitConverter.GetBytes(headerFields.horizOffset).CopyTo(header, dicOfFields["horizOffset"].offetIdxbase0);
BitConverter.GetBytes(headerFields.horiz_uncertainty).CopyTo(header, dicOfFields["horiz_uncertainty"].offetIdxbase0);
BitConverter.GetBytes(headerFields.pixelOffset).CopyTo(header, dicOfFields["pixelOffset"].offetIdxbase0);
BitConverter.GetBytes(headerFields.pntsPerScreen).CopyTo(header, dicOfFields["pntsPerScreen"].offetIdxbase0);
BitConverter.GetBytes(headerFields.lastvalidPnts).CopyTo(header, dicOfFields["lastvalidPnts"].offetIdxbase0);
BitConverter.GetBytes(headerFields.vertical_gain).CopyTo(header, dicOfFields["vertical_gain"].offetIdxbase0);
BitConverter.GetBytes(headerFields.vertical_offset).CopyTo(header, dicOfFields["vertical_offset"].offetIdxbase0);
BitConverter.GetBytes(headerFields.timeBase).CopyTo(header, dicOfFields["timeBase"].offetIdxbase0);
BitConverter.GetBytes(headerFields.fixed_Vert_Gain).CopyTo(header, dicOfFields["fixed_Vert_Gain"].offetIdxbase0);
FileStream fs = new FileStream(fi.FullName, FileMode.OpenOrCreate, FileAccess.Write);
BinaryWriter bw = new BinaryWriter(fs);
/*(byte[] zero24 = new byte[24];
for (int i = 0; i < zero24.Length; ++i)
{
zero24[i] = 0;
}
bw.Write(zero24);*/
UInt16 min = UInt16.MaxValue;
UInt16 max = UInt16.MinValue;
foreach (uint data in sampleData)
{
UInt16 d16 = (UInt16)data;
if(min>d16) min = d16;
if(max<d16) max = d16;
}
BitConverter.GetBytes((float)min).CopyTo(header, dicOfFields["min"].offetIdxbase0);
BitConverter.GetBytes((float)max).CopyTo(header, dicOfFields["max"].offetIdxbase0);
bw.Write(header);
foreach (uint data in sampleData)
{
UInt16 d16 = (UInt16)data;
bw.Write(BitConverter.GetBytes(d16));
}
bw.Flush();
fs.Close();
ret = true;
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
return false;
}
return ret;
}
}
}
附件3:Win10+平台可直接使用的转换工具
csv=>.trc lecroy bin格式波形文件转换工具【命令行+窗体软件】https://download.csdn.net/download/twicave/87847367