Vertical and horizontal blanking requirements for both input ports are defined as follows (See Video Timing Parameter Definitions).
- Minimum port 1 and port 2 vertical blanking
- Vertical back porch (VBP): 370 µs
- Vertical front porch (VFP): 1 line
- Total vertical blanking (TVB): 370 µs + 2 lines
- Minimum port1 and port 2 horizontal blanking
- Horizontal back porch (HBP): 10 pixels
- Horizontal front porch (HFP): 0 pixels
- Total horizontal blanking (THB): 80 pixels