Taito Z System

The Taito Z System is a 16-bit arcade system board released by Taito in. It was followed by an enhanced 32-bit upgrade, the Taito SZ System, in 1992.

Specifications

 * Board composition: CPU Board, Video Board, Sound Board
 * CPU:
 * Main: Motorola MC68000 (16/32-bit) @ 16 MHz (2.8 MIPS ) (handles screen, palette, sprites, inputs and road)
 * Secondary: Motorola MC68000 (16/32-bit) @ 12 MHz (2.8 MIPS ) (handles inputs, DIP switches, sound and road)
 * Sound: Zilog Z80 (8/16-bit) @ 4 MHz (0.58 MIPS )
 * Sound chips:
 * Yamaha YM2610B:
 * 6 FM synthesis channels
 * 6 ADPCM channels @ 18.5 kHz sampling rate, 12-bit audio depth
 * 1 ADPCM channel @ 1.85–55.5 kHz sampling rate, 16-bit audio depth
 * Taito TC0060DCA DAC
 * Taito TC0100SYT Sound Communication
 * GPU: Taito custom chipset @ 26.686 MHz
 * TC0070RGB RGB/Video Mixer
 * TC0220IOC Input/Output
 * TC0110PCR Palette Generator
 * TC0100SCN Tilemap Generator
 * TC0150ROD Road Generator
 * TC0320OBR Road Object Generator
 * Motion Object Generator chipset (TC0050VDZ, TC0170ABT, TC0020VAR)
 * Video resolution:
 * Display resolution: 320×240 pixels
 * Overscan resolution: 320×256 pixels (256 scanlines)
 * Refresh rate: 60 Hz (60 frames per second)
 * Colors:
 * Colors on screen: 4096 (12-bit)
 * Color palette: 32,768 (15-bit)
 * Graphical features: Stereoscopic 3D glasses support
 * Graphical layers: 5–7 planes
 * 2–4 tiled scrolling planes: 1–2 background layers, 1–2 foreground layers, 64×64 tiles per plane, 8×8 pixels per tile
 * Sprite plane
 * Road plane
 * Text plane
 * Sprite capabilities: Sprite buffer, sprite zooming, sprite flipping (horizontal & vertical)
 * Sprite sizes: 16×8, 16×16, 32×128, 64×64, 64×128, 128×128
 * Colors per sprite: 16 (4-bit), 128 (7-bit), 256 (8-bit)
 * Sprites on screen: 7–8 bytes per sprite, 1.75–4 KB (1792–4096 bytes) sprite RAM, 224-512 sprites on screen
 * Sprite pixels/texels: 26.686 MHz video clock cycles, 444,766 texels per frame (60 frames per second), 1737 texels per scanline (256 scanlines), 108 sprites per scanline (16-pixel width)
 * RAM: 145.75–148 KB (48 KB SRAM)
 * Main CPU: 105.75–108 KB (16 KB main, 16 KB shared, 64 KB tilemaps, 8 KB root, 1.75–4 KB sprites)
 * Secondary CPU: 32 KB (16 KB main, 16 KB shared)
 * Sound CPU: 8 KB
 * ROM: 5768.5–9154.5 KB (256–512 KB main CPU, 256 KB secondary CPU, 64–128 KB sound CPU, 3–5.5 MB graphics, 578.5–584.5 KB user, 1.5–2 MB YM2610)

Taito SZ System
The Taito SZ System, also known as the Taito 68020, is an enhanced 32-bit upgrade of the Taito Z System. It debuted with Gun Buster in. The SZ System includes the following upgraded specifications:


 * CPU:
 * Main: Motorola M68EC020 (32-bit) @ 16-32 MHz (4.85–9.7 MIPS )
 * Sound: Motorola 68000 (16/32-bit) @ 16-20 MHz (2.8–3.5 MIPS )
 * Sound chips: Ensoniq sound chipset (ES5701, ES5510, ES5505) @ 16–30.47618 MHz
 * GPU: Taito custom chipset @ 40 MHz
 * TC0480SCP Tilemap Generator
 * TC0570SPC Object Chip
 * TC0260DAR Pallette Controller
 * Display: Single monitor, dual-monitor
 * Display resolution: 320×240 (single monitor) to 640×240 (dual-monitor)
 * Colors on screen: 8192 (13-bit) to 16,384 (14-bit)
 * Color palette: 32,768 (15-bit) (single monitor) to 65,536 (16-bit) (dual-monitor)
 * Tile layers: 4 scrolling tiled planes
 * Sprite capabilities:
 * Sprite sizes: 16×16, 32×32, 64×64
 * Colors per sprite: 16 (4-bit) to 256 (8-bit)
 * Sprites on screen: 8 bytes per sprite, 8 KB (8192 bytes) sprite RAM, 1024 sprites on screen
 * Sprite pixels/texels: 40 MHz video clock cycles, 666,666 texels per frame (60 frames per second), 2604 texels per scanline (256 scanlines), 162 sprites per scanline (16-pixel width)
 * Memory:
 * RAM: 226 KB (128 KB main, 8 KB sprites, 2 KB sound, 64 KB TC0480SCP, 8 KB palette, 16 KB other)
 * ROM: 9984.125–32,000.125 KB (1–2 MB main CPU, 256–512 KB sound CPU, 5–22 MB graphics, 512–768 KB user, 3–6 MB Ensoniq, 128 bytes EEPROM, 256 KB optional sub-RAM)

Taito Z System games

 * Continental Circus (1987)
 * Chase HQ (1988)
 * Enforce (1988)
 * Battle Shark (1989)
 * Night Striker (1989)
 * Special Criminal Investigation (1989)
 * Aqua Jack (1990)
 * Space Gun (1990)
 * Double Axle (1991)
 * Racing Beat (1991)

Taito SZ System games
The following games were released for the Taito SZ System / Taito 68020 hardware:


 * Gun Buster (1992)
 * Galactic Storm (1992)
 * Ground Effects (1993)
 * Super Chase: Criminal Termination (1993)
 * Super Ground Effects (1993)
 * Under Fire (1993)
 * Chase Bombers (1994)