Différences

Ci-dessous, les différences entre deux révisions de la page.

--- back2root:ibm-pc-ms-dos:interrupts:int_10:int_10_05 [2023/01/19 21:15] – [Request/Call:] frater
+++ back2root:ibm-pc-ms-dos:interrupts:int_10:int_10_05 [2023/01/19 21:19] (Version actuelle) – [Request/Call:] frater
@@ Ligne 6: / Ligne 6: @@
 ^  reg  ^  value  ^  descr  ^
 |  AH   |  0x05   |         |
-|  AL   |  parm   | new page number (see [[back2root:ibm-pc-ms-dos:hardware:informations:video_informations|Video Pages]]) |
+|  AL   |  parm   | new page number (see [[back2root:ibm-pc-ms-dos:hardware:informations:video_pages|Video Pages]]) |
 :!: for PCjr only:
@@ Ligne 17: / Ligne 17: @@
 | :::   |  0x83   | set bot CRT and CPU page register\\ BL: CPU page register\\ BH: CRT page register  |
+<WRAP round box>
+  * the CPU page determines which 16K block of the first 128K of physical memory will be mapped at B800h by the hardware
+  * the CRT page determines the start address of the memory used by the video controller
+</WRAP>
 ===== Return (valid only for PCJr) =====

Nox-Rhea WiKi