SG-1000

Overview

Introduced in 1983 by Sega, the SG-1000 was a console system. Its platform tag is sg-1000 for proper filtering.

Technical specifications

• CPU: Zilog Z80A at 3.58 MHz powering the console and mapper logic.
• Memory: 1 KB system RAM (2 KB on the SC-3000) and 16 KB of VRAM for tiles/sprites.
• Display: TMS9918A video chip rendering 256×192 resolution with 16 colors and hardware sprites.
• Sound: Texas Instruments SN76489A PSG offering three square-wave channels and noise.

Supported ROM extensions

bin, sg, zip, 7z

Emulators

• gearsystem (libretro) – Requires BR2_PACKAGE_LIBRETRO_GEARSYSTEM
• genesisplusgx (libretro) – Requires BR2_PACKAGE_LIBRETRO_GENESISPLUSGX

---

Source data: REG Linux emulationstation/es-system/es_systems.yml