Différences

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

--- back2root:ibm-pc-ms-dos:interrupts:int_13:start [2023/01/19 21:37] – frater
+++ back2root:ibm-pc-ms-dos:interrupts:int_13:start [2023/01/19 21:40] – [and return with:] frater
@@ Ligne 2: / Ligne 2: @@
 <nspages -h1 -simpleList -exclude:start -TextPages="">
+----
 {{anchor:note1}}
@@ Ligne 24: / Ligne 28: @@
 | CF | 0 if successful \\ 1 if error |
-| AH | status of operation  (see INT 13,STATUS)|
+| AH | status of operation  (see [[back2root:ibm-pc-ms-dos:interrupts:int_13:int_13_01|INT 13,01]])|
+<WRAP round box>
   * INT 13 diskette read functions should be retried at least 3 times to assure the disk motor has time to spin up to speed
   * physical sector numbers can be converted to and from DOS sector numbers with the following formulas:
+<WRAP center round tip 75%>
 <m 15>DosSector = (sector - 1) + (head * SectorsPerTrack) + (track * SectorsPerTrack * NumHeads)</m>
+</WRAP>
+<WRAP center round tip 75%>
 <m 15>PhysicalSector = 1 + (DosSector  MOD  SectorsPerTrack)</m>
+</WRAP>
+<WRAP center round tip 75%>
 <m 15>PhysicalHead = (DosSector / SectorsPerTrack)  MOD  NumHeads</m>
+</WRAP>
+<WRAP center round tip 75%>
 <m 15>PhysicalTrack = DosSector / (SectorsPerTrack * NumHeads)</m>
+</WRAP>
 [[back2root:ibm-pc-ms-dos:interrupts:|Back]]

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