Subject: Re: [stella] Final exam for Square One From: danboris@xxxxxxxxxxxxxxxx (Dan Boris) Date: Mon, 18 Jan 1999 08:15:23 -0500 |
> From owner-stella@xxxxxxxxxxx Sat Jan 16 21:59:36 1999 > Subject: [stella] Final exam for Square One > To: stella@xxxxxxxxxxx > MIME-Version: 1.0 > Sender: owner-stella@xxxxxxxxxxx > Reply-To: stella@xxxxxxxxxxx > X-Lines: 30 > > Okay. This is just to make sure I've got the first steps down pat. > > The machine operates like this, right? The program counter starts off > at the first location in memory after the program is loaded into it. This isn't correct, at least not for the 6502. When the processor starts running it looks at memory location 0xFFFC and 0xFFFD and reads the two byte address at those locations into the Program Counter. It then begins executing the program at that location. -- Archives (includes files) at http://www.biglist.com/lists/stella/archives/ Unsub & more at http://www.biglist.com/lists/stella/
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