Video16 ======= This might one day grow up to become a video output for my 16-bit homebrew computer. At the moment it's trying to display a fixed XOR pattern in 640x480. License ------- Copyright (C) 2019 John Tsiombikas Creative Commons Attribution Share-Alike (CC BY-SA). Notes ----- 640x480 60Hz pixel clock: 25.175 MHz Horizontal timing in pixels: 640 656 752 800 |----- visible -----|-- FP --|-- HSYNC --|-- BP --| 640 16 96 48 HBLANK: from 640 until HCNT reset at 800 ~HSYNC: from 656 until 752 Vertical timing in lines: 480 490 492 525 |----- visible -----|-- FP --|-- HSYNC --|-- BP --| 480 10 2 33 VBLANK: from 480 until VCNT reset at 525 ~HSYNC: from 490 until 492