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Flash access - Bettyhacks.com - Hack BettyTV-Remote

Flash access

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(the original firmware routines for erasing and writing flash)
 
(Strukturiert und übersetzt)
 
Line 1: Line 1:
these are the original routines to erase a sector in flash, and to write data to it.
+
=== Information ===
 +
Dies sind die Routinen der Original-Firmware, mit der ein Sektor im Flash gelöscht wird und Sektoren im Flash beschrieben werden.
  
first the sector erase routine, the adress is register R0
+
== Sektor im Flash löschen ==
 +
=== Registerbelegung ===
 +
<pre>
 +
Register    Inhalt
 +
R0         Adresse des zu löschenden Sektors
 +
</pre>
  
 +
=== Code ===
 
<pre>
 
<pre>
 
CS0:80001BBC eraseFlashSector                        ; DATA XREF: CS0:off_80000878 o
 
CS0:80001BBC eraseFlashSector                        ; DATA XREF: CS0:off_80000878 o
Line 74: Line 81:
 
</pre>
 
</pre>
  
and here is the flash write function, again, register R0 to pass the adress
+
== Sektoren beschreiben ==
 +
=== Registerbelegung ===
 +
<pre>
 +
Register    Inhalt
 +
R0         Adresse des zu löschenden Sektors
 +
R1          Adresse der Quelldaten
 +
R2          Anzahl der zu schreibenden Bytes/Wörter
 +
</pre>
  
 +
=== Code ===
 
<pre>
 
<pre>
 
CS0:80001C9C programFlash                            ; DATA XREF: CS0:off_8000087C o
 
CS0:80001C9C programFlash                            ; DATA XREF: CS0:off_8000087C o

Latest revision as of 22:44, 14 November 2007

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