Picture Processing Unit (PPU) Part 1: VRAM and Background Rendering

Tue, 05 May 2026 00:00:00 +0000

Introduction

So far, our Game Boy emulator can execute CPU instructions and manage memory, but it’s a silent, black box. This chapter changes that. We’re about to bring the Game Boy to life by tackling the Picture Processing Unit (PPU) – the hardware responsible for all the visuals. This is a significant milestone, as seeing actual graphics from a ROM is incredibly rewarding and validates much of our prior work.

Graphics Emulation on AI VOID

Picture Processing Unit (PPU) Part 1: VRAM and Background Rendering

Introduction