SV-728

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The SVI-728 was the first home computer from Spectravideo that complied fully to the MSX homecomputer specification. It was introduced in 1985. The design is virually identical to that of the earlier SV-328 that did not comply fully to the MSX standard.

[edit] Technical specifications

Microprocessor

• Zilog Z80A with a clockspeed of 3,56 MHz.

Memory

• ROM: 32 KB
• RAM: 64 KB (expandable to 256 KB)
• VRAM: 16 KB

Weergave

• Graphical processor: Texas Instruments TMS9918A/ TMS9929 (NTSC/PAL)

• Graphical resolution: 256 x 192 pixels
• textmodi: 40 characters x 24 lines and 32 characters x 24 lines
• colors: 16
• sprites: 32

Sound

• General Instrument AY-3-8910-soundchip

• 3 sound channels
• 1 noise channels
• 1 envelope controller

Connectors

• 1 data recorder/Cassette deck
• 2 joysticks
• 1 cartridge
• 1 Super Expander
• 1 disk station