NesDev NES架构 和6502指令集 OAM PPU register CS-98-026 CS-98-026 Mapper CS-98-026 anim,random number,Gravity,multiplication,collision CS-98-026 code for sound, palette changing, sprite 0 hit usage-裂屏 CS-98-026 sound channel nes简要笔记 http://bobrost.com/nes/ Nes Simulator Project Nes Simulator in Go