Outils pour utilisateurs
back2root:ibm-pc-ms-dos:interrupts:int_10:int_10_07
Table des matières
INT 0x10 - 0x07 - Scroll Window Down
Request/Call:
| reg | value | descr |
|---|---|---|
| AH | 0x07 | |
| AL | var | number of lines to scroll, previous lines are blanked if 0 or AL > screen size, window is blanked |
| BH | var | attribute to be used on blank line |
| CH | var | row of upper left corner of scroll window |
| CL | var | column of upper left corner of scroll window |
| DH | var | row of lower right corner of scroll window |
| DL | var | column of lower right corner of scroll window |
Return
Nothing
Notes & Comments
- in video mode 4 (300×200 4 color) on the EGA, MCGA and VGA this function scrolls page 0 regardless of the current page
- can be used to scroll graphics screens, using character coords
- on CGA's this function disables video adapter, causing flitter
- affect only the current active page
back2root/ibm-pc-ms-dos/interrupts/int_10/int_10_07.txt · Dernière modification : de frater
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