JEOL JSPM-5200, Instructions Manual

Page: 475 / 513

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APPENDIX
TMPM5200-2 7-27
Internal data structure
Data structures in Image Header
•
Year, month, and day: dosdate_t
Data Type Data Size Note
unsigned char 1 byte Day
（
1 to 31
）
unsigned char 1 byte Month
（
1 to 12
）
unsigned short 2 bytes Year
（
1980 to 2099
）
unsigned char 1 byte Day of the week
（
0 to 6 : 0
→
Sunday
）
•
Time: dostime_t
Type Size Note
unsigned char 1 byte Hour
（
0 to 23
）
unsigned char 1 byte Minute
（
0 to 59
）
unsigned char 1 byte Second
（
0 to 59
）
unsigned char 1 byte 1/100 s
（
0 to 99
）
•
Structure to record the region selected from the image: union ExtraType
Type Size Note
struct ImageExtraType 8 bytes Image selection range
struct CITSImageExtraType 7 bytes CITS measurement parameters
•
Structure to record the range selected from the image: ImageExtraType
Type Size Note
short 2 bytes X1
short 2 bytes X2
short 2 bytes Y1
short 2 bytes Y2
•
Structure to record CITS measurement parameters: CITS ImageExtraType
Type Size Note
unsigned char 1 byte ADC source
short 2 bytes ADC offset [mV]
unsigned short 2 bytes ADC gain
unsigned short 2 bytes Head amp gain