matlab导入tdms文件
时间: 2023-09-01 12:12:59 浏览: 190
在Matlab中导入TDMS文件需要使用第三方工具包,例如National Instruments提供的TDMS工具包。以下是导入TDMS文件的步骤:
1. 下载和安装TDMS工具包。
2. 在Matlab中新建一个脚本,使用以下命令导入TDMS工具包:
```
addpath('C:\Program Files (x86)\National Instruments\Shared\ExternalCompilerSupport\C\include');
addpath('C:\Program Files (x86)\National Instruments\Shared\ExternalCompilerSupport\C\lib');
addpath('C:\Program Files (x86)\National Instruments\Shared\ExternalCompilerSupport\C\bin');
addpath('C:\Program Files (x86)\National Instruments\Shared\ExternalCompilerSupport\C\bin64');
addpath('C:\Program Files (x86)\National Instruments\Shared\ExternalCompilerSupport\MATLAB');
addpath('C:\Program Files (x86)\National Instruments\Shared\ExternalCompilerSupport\MATLAB\tdms');
```
这些路径需要根据你的安装位置进行修改。
3. 使用以下命令打开TDMS文件:
```
file = TDMS_file_open('filename.tdms');
```
4. 使用以下命令读取数据:
```
channel = TDMS_getChannel(file, 'group/channel');
data = channel.data;
```
这里的'group/channel'需要替换为TDMS文件中实际的组和通道名称。
5. 关闭TDMS文件:
```
TDMS_file_close(file);
```
注意,TDMS文件中可能包含多个组和通道,需要根据实际需要进行读取。
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