Engineering:SVI-728
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| Product family | MSX |
|---|---|
| Type | Home computer |
| Release date | 1984 |
| Operating system | MSX BASIC MSX-DOS CP/M 2.2 |
| CPU | Zilog Z80A @ 3.58 MHz |
| Memory | 64 KB (+16 KB video memory) |
| Removable storage | 3 1⁄2-inch floppy disks, ROM cartridge, cassette tapes |
| Display | 256x192 pixel resolution, 256 colours |
| Graphics | TMS9118/TMS9129 (NTSC/PAL) |
| Sound | AY-3-8910 |
| Input | Keyboard |
| Predecessor | SV-328 |
| Related articles | SVI-738 |
The SVI-728 is the first home computer from Spectravideo that complied fully with the MSX home computer specification.[1][2] It was introduced in 1984.[3] The design is virtually identical to that of the earlier SV-328, which did not comply fully with the MSX standard.
The SVI-738 is a portable version of this computer.
Technical specifications
The SVI-728 had the following technical specifications:[1]
- Zilog Z80A with a clockspeed of 3.58 MHz.
- Memory
- ROM: 32 KB
- RAM: 64 KB (expandable to 256 KB)
- VRAM: 16 KB
- Video
- Graphical processor: Texas Instruments TMS9118/TMS9129 (NTSC/PAL)
- Graphical resolution: 256 x 192 pixels
- text modes: 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
References
- ↑ 1.0 1.1 "SVI 728". https://www.old-computers.com/museum/computer.asp?c=229.
- ↑ Stewart, Terry (2021). "Spectravideo 728". https://www.classic-computers.org.nz/collection/spectravideo-728.htm.
- ↑ Ögren; Ögren; Edmundsson; Jonsson. "SVI-728 - HwB". http://www.hardwarebook.info/SVI-728.
Template:Spectravideo computers
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