SPARCbook Portable Workstation User Guide
11-17
Using Displays
Display Timing Parameters
line or next frame. The blanking periods include the time taken by
synchronization pulses and by front and back porches. The porches are
used to adjust the position of the video image on the display.
The way that the timing signals affect the image on the display is shown
in Figure 11-7.
Figure 11-7 Video Timing Parameters on the Displayed Image
Horizontal
Back
Porch
Horizontal
Resolution
Horizontal
Front
Porch
Vertical
Back
Porch
Vertical
Resolution
Vertical
Front
Porch
S3UG4_Book Page 17 Friday, August 8, 1997 11:37 am