Master System

Revision as of 20:53, 2 January 2007 by Joakim (Talk | contribs)

Console manufactured by Sega.

Technical specs

CPU:	Zilog Z80, 3.54MHz (PAL/SECAM) / 3.57MHz (NTSC)
RAM:	8 kB (Main RAM) 16 kB (Video RAM)
ROM:	8 kB to 256 kB (depending on built-in game)
Video chip:	315-5124 (VDP, Video Display Processor) derived from Texas Instruments TMS9918
Graphic modes:	256 x 192 pixels 256 x 224 pixels 256 x 240 pixels (PAL/SECAM only)
Sound chip (PSG):	Texas Instruments SN76489
Sound chip (FM):	Yamaha YM2413

Master System Card (not available in the Master System II)
Master System Cartridge
- Japanese and South Korean consoles use 44-pin cartridges, same shape as Mark I and Mark II
- All other consoles use 50-pin cartridges with a different shape
- The difference in cartridge style is a form of regional lockout
Master System Expansion
Master System Joystick
Power, 9V DC 1A Negative Tip