WHERE OLD COMPUTERS ARE WELCOME
| Name | Expert DD Plus | ||
| Manufacturer | Gradiente (Brazil) | Type | Desktop |
| Production start (mm-yyyy) | 1989 | Production end (mm-yyyy) | - |
| RAM | 64Kb + 16Kb VRAM | ROM | 32Kb |
| CPU | Z80A - 3,59 Mhz | ||
| Operating System | MSX 1, MSX BASIC v 1.0 | ||
| Text (Cols x Rows) | 40x24, 32x24 | ||
| Graphics | 256x192@16 colors; 32 sprites | ||
| Sound | 3 sound channels (8 octaves) and a channel of white noise | ||
| Storage memory | 3,5" floppy disk drive (720Kb) | ||
| Serial port | Parallel port | ||
| Others port | |||
| Original price | Currency original price | ||
| Units sold | |||
| Note | The case is the same of Gradiente Expert in black color. It has a MSX engine T7937A. This is a single chip that include the CPU (Z80A), Video (TMS-9918/TMS-9928/TMS-9929), audio (AY-3-8910) and I/O functions. |
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| Configurations | |||
| User | juanvm | ||
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