Games - Yamaha V9938

Specifications

• Video RAM: 128 kB (sometimes 64 kB or 192 kB)
• Text modes: 80 x 24 and 32 x 24
• Resolution: 512 x 212 (16 colours from 512) and 256 x 212 (256 colours)
• Sprite
  s: 32, 16 colours, max 8 per horizontal line
• Hardware acceleration for copy, line, fill, etc.
• Interlacing to double vertical resolution
• Vertical scroll register

Detailed specifications

• Video RAM: 128 kB
• * Optionally 64 kB, in which case screen modes G6 and G7 are not available
• * Optionally 192 kB, where 64 kB is extended-VRAM
• Clock: 21MHz
• Sprites
  : 32, 16 colours (1 per line), max 8 per horizontal line
• Hardware acceleration, with copy, line, fill etc.
• Vertical scroll register
• Capable of superimposition and digitization
• Resolution:
• * Vertical: 256 or 512
• * Horizontal: 192, 212, 384 (interlaced) or 424 (interlaced)
• Colour modes:
• * Paletted RGB: 16 colours out of 512
• * Fixed RGB: 256 colours
• Screen modes
• * Text modes:
• ** T1: 40 x 24 with 2 colours (out of 512)
• ** T2: 80 x 24 with 4 colours (out of 512)
• ** All text modes can have 26.5 rows as well.
• * Pattern modes
• ** G1: 256 x 192 with 16 paletted colours and 8x8 patterns
• ** G2: 256 x 192 with 16 paletted colours and 8x8 patterns
• ** G3: 256 x 192 with 16 paletted colours and 8x8 patterns
• ** MC: 64 x 48 with 16 paletted colours and 8x2 patterns
• ** All modes with 192 lines can have 212 lines as well (similarly 48 → 53 in MC).
• * Bitmap modes:
• ** G4: 256 x 212 with 16 paletted colours
• ** G5: 512 x 212 with 4 paletted colours
• ** G6: 512 x 212 with 16 paletted colours
• ** G7: 256 x 212 with 256 fixed-colours
• ** All vertical resolutions can be doubled by interlacing

MSX-specific terminology

[ Visit the complete Wikipedia entry for Yamaha V9938 ]

Searches on eBay

• yamaha v9938