Horizontal, Vertical Blanking Window Position Adjustment [Hwn, Vwn Commands]; Horizontal, Vertical Blanking Window Width Adjustment [Hwd, Vwd Commands] - Pioneer RM-V1000NU Technical Manual

Horizontal, Vertical Blanking Window Position Adjustment
[HWN, VWN commands]
Input : HWNd d
1 2
Explanation : • d d d :Compensation data 0 to 254
1 2 3
• HWN :Adjusts the H blanking window position.
VWN :Adjusts the V blanking window position.
However, the picture inside the blanking window also moves.
Figure: Example of HWN, VWN Command Adjustment
(Note)
HPS, HWN, and HWD are commands to change reading and writing timings of the image memory,
and are mutually correlated. For this reason, Each of these three commands has a limited value
without varying the 0 to 255 range.
VPS, VWN, and VWD are also the same.
When the above command become the limited values, the image blinks three times.

Horizontal, Vertical Blanking Window Width Adjustment [HWD, VWD commands]

Input : HWDd d
1 2
Explanation : • d d d : Compensation data 0 to 254
1 2 3
• The pedestal of the video signal is masked by blanking which can adjust the bright level.
• HWD : Adjusts the H blanking window width.
VWD : Adjusts the V blanking window width.
A A A
Figure: Example of HWD Execution
(Note)
HPS, HWN, and HWD are commands to change reading and writing timings of the image memory,
and are mutually correlated. For this reason, Each of these three commands has a limited value
without varying the 0 to 255 range.
VPS, VWN, and VWD are also the same.
When the above command become the limited values, the image blinks three times.
d , VWNd d d
3 1 2 3
HWN, VWN adjustments
d , VWDd d d
3 1 2 3
PC image
HWD adjustment
APPENDIX (Manual)
A A A
127