Specifications

3.3. Setting the Screen Rotation Angle

The settable rotation angles are 0°, 90°, 180°, and 270°. The direction is anti-clockwise.

The screen rotation angle can be set and read using the

BHT_SetSysSettingDW (DWORD dwCtrlCode,DWORD dwSysParam) and

BHT_GetSysSettingDW (DWORD dwCtrlCode,DWORD *pdwSysParam) functions, respectively.

Parameter Type R/W

Control Code

(dwCtrlCode)

Parameter Value

(dwSysParam)

Default

Validation

Timing

Screen

rotation

angle

DW R/W

BHT_DISP

_ROTATION

DISP_ROTATION_0

: 0°

DISP_ROTATION_90

: 90°

DISP_ROTATION_180

: 180°

DISP_ROTATION_270

: 270°

DISP_ROTATION_0

Immediately

after setting