Re: [cc65] Interrupts and break

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From: groepaz (groepaz_at_gmx.net)
Date: 2001-09-30 19:12:05 

Hello Daniel,

Sunday, September 30, 2001, 6:50:08 PM, you wrote:

DB> Hello anyone!

DB> I've tried to use a timer interrupt to check the joysticks and update
DB> some structs and sprites. (on the c64, or well, vice) Unfortunately, as
DB> soon as I try to use any not totally trivial functions in my (probably
DB> wrongly set up) interrupt handler the program crashes or goes weird. I
DB> haven't found any mentions of how to do interrupts in C or cc65 and no
DB> good examples anywhere. It would be nice if someone could tell me or
DB> point me to the correct cc65 way of doing this.

calling a C-function from within an interupt won't work with the
current implementation of the runtime library.... to support this it
would require to enclose a whole bunch of stack-related routines in
sei/cli i guess... UZ should know better though ;=P

-- 
Best regards,
 groepaz                            mailto:groepaz_at_gmx.net


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