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Store and Load
Y Units
Date
Time
Frame
Waveform Label
3. Waveform Data Header
A waveform may have multiple data sets. Each waveform data set has a waveform
data header. The waveform data header consists of information about the
waveform data set. The header is stored before the data set.
Table 20.4 Waveform Data Header
Header Size
Buffer Type
Bytes Per Point
Buffer Size
20.3
Load a File
In the storage setting menu, click or tap the Load tab to switch to the load menu. In
this menu, you can load the local file to the instrument.
HDO4000 User Guide
250
A 4-byte integer, indicating the unit of measurement for Y
values in the acquired data. The possible values are listed
above under X Units.
A 16-byte character array, not used
A 16-byte character array, not used
A 24-byte character array, indicating the model number and
serial number of the oscilloscope in the format:
MODEL#:SERIAL#。
A 16-byte character array that contains the label assigned to
the waveform.
A 4-byte integer, indicating the number of bytes in the
waveform data header.
- A 2-byte integer, indicating the type of the waveform data
stored in the file.
- 0 = Unknown
- 1 = Normal 32-bit float data
- 2 = Maximum float data
- 3 = Minimum float data
- 4 = Not Used
- 5 = Not Used
- 6 = Digital unsigned 8-bit character data (for digital
channels)
A 2-byte short integer, indicating the number of bytes per
data point.
A 4-byte integer, indicating the size of the buffer required to
hold the data points.
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