TI Model 990/4 Microcomputer System with Video Display Terminal
Game Information
| manufacturer | Texas Instruments |
| year | 1976 |
| clone of | ti990_4 |
| other clones | ti990_4v |
| genre | N/A |
| downloads | 17 |
Screenshots
Download Details
| parent set | ti990_4.zip 1.03k ↗ |
| standalone set | ti990_4v.7z 1.08k |
Driver Details
| source | ti/ti990_4.cpp |
| status | preliminary |
| emulation | preliminary |
| savestate | unsupported |
| type | sound |
| status | unemulated |
Screen Details
| display | vdt911:screen |
| type | raster |
| orientation | horizontal |
| width | 560px |
| height | 240px |
| refresh | 60mhz |
Input Details
| player | 1 |
| type | keyboard |
| buttons | 91 |
| directions | N/A |
Chipset Details
| name | Texas Instruments TMS9900 |
| clock | 2.86mhz |
| name | Speaker |
| clock | N/A |
| name | Beep |
| clock | 3.17khz |
ROM Details
| name | size | crc |
|---|---|---|
| ti9904.rom | 1.00k | 691e7d19 |