Hand Held Products 4X00 Series GetRegisterSettingsForHHPExposureControlICMedia, IllumIsOnICMedia

GetRegisterSettingsForHHPExposureControlICMedia

This function is used for the hardware DLL to give the driver access to the register settings needed for its hardware platform.

The structure below represents the array data type the GetRegisterSettingsForHHPExposureControlICMedia function returns to the driver via the ppRegisterEntries pointer:

typedef struct {

unsigned char nRegister; unsigned char nValue;

} ICMediaRegisterEntry_t;

DWORDGetRegisterSettingsForHHPExposureControlICMedia( ICMediaRegisterEntry_t **ppRegisterEntries

)

Passed Arguments Description

ICMediaRegisterEntry_t **ppRegisterEntries

A pointer to a location where a pointer to the register settings can be set. The ICMediaRegisterEntry_t is defined above. The table itself is an array of these structures having a register location, and the value it is to be set to in each entry.

Returns

DWORD - The number of entries in the table returned to the driver.

GetScanHeightICMedia

This function returns the number of rows in the image.

DWORD GetScanHeight(

void

)

Returns

Number of rows or zero on failure.

GetScanWidthICMedia

This function returns the number of columns in the image.

DWORD GetScanWidth(

void

)

Returns

Number of columns or zero on failure.

IllumIsOnICMedia

This function returns the state of the illumination LEDs.

BOOL IllumIsOnICMedia(

void

)

Returns

Zero if OFF, non-zero if ON.

IMAGETEAM™ 4X00 Series Hardware Interface Layer Specification 7