MDA ()
MDA (. Monochrome Display Adapter) IBM PC.
IBM 1981 , , . MDA . (Video mode 7) 80 25 .
; , Linux , 80 , .
MDA Motorola 6845 4 . 50 , .
: , , , (), . , , , , () .
, MDA 720×350 . , (9 ) (80) (14 ) (25). MDA , , 256 . MDA CP437. , . « » ASCII- ANSI-.
, IBM, MDA- , : «Monochrome Display and Printer Adapter» (MDPA) . .
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| 5 | 1 |
| 9 | 6 |
| 1 | Ground () |
| 2 | Ground () |
| 3 | |
| 4 | |
| 5 | |
| 6 | Intensity () |
| 7 | Mono Video ( ) |
| 8 | Horizontal Sync ( ) |
| 9 | Vertical Sync ( ) |
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| , TTL | |
| 720h × 350v | |
| 18,432 | |
| 50 | |
| 2-4[2] |
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- , / , IBM CGA, , MDA. CGA , ( MDA) CGA -.
- 1982 Hercules Hercules Graphics Card (HGC) MDA, . - 720×348 . CGA , . , , HGC - MDA- , .
- HGC+ ( ), .
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| MDA | Tandy | HGC | CGA | EGA | PGC | VGA | MCGA | 8514 | XGA | ||
| QVGA | VGA | SVGA | XGA | XGA+ | SXGA | SXGA+ | UXGA | QXGA | QSXGA | QUXGA | HXGA | HSXGA | HUXGA | ||
| WVGA | WXGA | WSXGA/WXGA+ | WSXGA+ | WUXGA | WQXGA | WQSXGA | WHXGA | WHSXGA | WHUXGA | WQUXGA | ||