Siganal data – Wavecom W61PC V7.5.0 User Manual

Page 320

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310

WAVECOM Data Formats

WAVECOM Decoder W61PC/LAN Manual V7.5

typedef struct ST_SONAGRAM_DATA

{

short asFFTSamp[2048];

SYSTEMTIME Time;

} ST_SONAGRAM_DATA;

SigAnal data

The FileType stored in the file header is “SigAnal “.

Header data

This file type uses the ‘File Header’ described in chapter

File Header

on page 303.

The following additional data is stored in the Header, following the default header:

CursorHide: flag that indicates if the cursor are hidden.

LabelX: the x-axis unit label string.

LabelY: the y-axis unit label string.

Pad: padding bytes for alignment ( not used ).

XSizePhys: the physical width of the data range.

YSizePhys: the physical height of the data range.

XSizeUser: the width of the data range in the user interface.

YSizeUser: the height of the data range in the user interface.

To the default file header with 64 bytes additional a block of 112 bytes is added.

The additional block contains display parameter used by the WAVECOM GUI for displaying the stored data
correctly.

NOTE: the following struct type could be used to extract the data header.

struct SigAnalData

{

char

m_nCursorHide;

char

m_strLabelX[40];

char

m_strLabelY[40];

long

m_Phis_xSize;

double m_Phis_ySize;

double m_User_xSize;

double m_User_ySize;

};

Data

This FileType uses the data structure described in chapter

Data Structures

on page 304 to store the da-

ta.

64 Bytes

1 Byte

FileHeader

CursorHide

40 Bytes

4 Bytes

LabelY

XSizePhys

8 Bytes

40 Bytes

LabelX

YSizePhys

8 Bytes

8 Bytes

XSizeUser

YSizeUser

3 Bytes

Pad

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