Re: [cc65] How to *not* use the Apple II Language Card...

From: David Littell <>
Date: 2013-02-18 04:18:08
On Feb 17, 2013, at 1:21 PM, Oliver Schmidt wrote:

> Hi David,
>> Could someone please confirm
>> if crt will attempt to use the Language Card
> See
>> and if so, how to prevent it so
>> crt doesn't get hung up as well?
> The CRT hits the LC softswitches (and you can't prevent it from doing
> so) so a cc65 program is probably not exactly the best platform for LC
> diagnostics.
> As long as you don't actually place code in the LC segment the CRT
> doesn't rely on a LC being present. The softswitches hit are supposed
> to do just nothing.
> But if there's however a broken LC present which in example can be
> turned on but not be turend off this will cause cc65 programs to fail.

Hi Oliver,

Thanks very much for the information.  Here's my silly newbie question for 
the week: So would it be just completely infeasible to go through
libsrc/apple2 and ifdef everything that touches the LC switches and create
a special apple2.lib?


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Received on Mon Feb 18 05:18:41 2013

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