Bits | Name | Reset Value | Access | Description |
---|---|---|---|---|
31:8 | Reserved | NA | NA | Reserved |
7:0 | VFP | 0x0 | R/W | MSB 8-bits of the 16-bit Vertical front porch lines count |
Example 1: You want wants to program a decimal value of 2000, that is, 0x7D0 to Vertical Front Porch lines.
0x5C – Timing register-4 [7:0] to 0xD0 0x6C – Timing register-5 [7:0] to 0x07
Example 2: You want to program a decimal value of 240, that is, 0xF0 to Vertical Front Porch lines.
0x5C – Timing register-4 [7:0] to 0xF0
0x6C – Timing register-5 [7:0] to 0x00, that is, there is no need to program 0x6C when the required VFP is less than or equal to 0xFF.