Ci-dessous, les différences entre deux révisions de la page.
Les deux révisions précédentesRévision précédenteProchaine révision | Révision précédente | ||
back2root:ibm-pc-ms-dos:interrupts:int_10:videos_page [2023/01/22 09:49] – [Tableau] frater | back2root:ibm-pc-ms-dos:interrupts:int_10:videos_page [2023/01/22 10:02] (Version actuelle) – frater | ||
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Ligne 44: | Ligne 44: | ||
| | G | | | | G | | ||
| 13h | G | 40x25 | 8x8 | | 13h | G | 40x25 | 8x8 | ||
- | | 14h | T | 132x25 | + | | 14h | T | 132x25 |
| | G | 80x25 | 8x8 | | | G | 80x25 | 8x8 | ||
| | G | | | | G | | ||
Ligne 391: | Ligne 391: | ||
| C4h | | | C4h | | ||
| D0h | G | | | D0h | G | | ||
+ | |||
+ | <WRAP round box> | ||
+ | * if AL bit 7=1, prevents EGA,MCGA & VGA from clearing display | ||
+ | * function updates byte at 40: | ||
+ | </ | ||
+ | |||
+ | **{{anchor: | ||
+ | |||
+ | for ATI EGA Wonder, mode 08h is only valid if SMS.COM is loaded resident. | ||
+ | |||
+ | SMS maps mode 08h to mode 27h if the byte at location 0040:0063 is 0B4h, otherwise to mode 23h, thus selecting the appropriate (monochrome or color) 132×25 character mode. | ||
+ | |||
+ | for ATI VGA Wonder, mode 08h is the same, and only valid if VCONFIG loaded resident | ||
+ | |||
+ | **{{anchor: | ||
+ | |||
+ | early XGA boards support 132-column text but do not have this BIOS mode | ||
+ | |||
+ | **{{anchor: | ||
+ | |||
+ | DESQview intercepts calls to change into these two modes (21h is page 0, 22h is page 1) even if there is no Hercules graphics board installed | ||
+ | |||
+ | **{{anchor: | ||
+ | |||
+ | ATI Bios v4-1.00 has a text-scrolling bug in this mode | ||
+ | |||
+ | **{{anchor: | ||
+ | |||
+ | for AT&T VDC overlay modes, BL contains the DEB mode, which may be 06h, 40h, or 44h | ||
+ | |||
+ | **{{anchor: | ||
+ | |||
+ | BIOS text support is broken in this undocumented mode; scrolling moves only about 1/3 of the screen (and does even that portion incorrectly), | ||