[stella] 6507 question about vcs 2600 code

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Subject: [stella] 6507 question about vcs 2600 code
From: bogey christian <khryssun@xxxxxxxx>
Date: Thu, 8 Apr 2004 11:54:48 +0200 (CEST)

Maybe it's a stupid question (If it is I apologize for this)

but I don't understand why some 2600 programs (e.g. Combat)

are using the SEI instruction at the begining of their code ?

As far as I know the 6507 has no interrupt inputs.

Have I missed something ?

Thanks

Chris

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Current Thread
[stella] 6507 question about vcs 2600 code bogey christian - Thu, 8 Apr 2004 05:55:22 -0400 (EDT) <= Eric Ball - Thu, 8 Apr 2004 08:11:54 -0400 (EDT) <Possible follow-ups> Thomas Jentzsch - Thu, 8 Apr 2004 06:32:33 -0400 (EDT) Chris Wilkson - Thu, 8 Apr 2004 08:38:37 -0400 (EDT)

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