Hi, ok, ich was wrong: see: http://support.intel.com/support/controllers/peripheral/231468.htm and see also http://support.intel.com/support/controllers/peripheral/index.htm It was quite some time that I programmed that thing. I'm sorry, Spiro. ----- Original Message ----- From: "Spiro Trikaliotis" <Spiro.Trikaliotis@gmx.de> To: <cbm-hackers@dot.tml.hut.fi> Sent: Friday, March 02, 2001 12:09 PM Subject: Re: Article PC-card > Hi Ruud, > > > 4) if you program it to give IRQs, you _have to_ tell the 8259 that you > > have noticed the IRQ by negating the INTA (INTerrupt Acknowledge) line > > twice. This means extra hardware. Advantage: Negating INTA the first time > > Correct me if I'm wrong, but I think this is not true for a 8259A in > 8086-mode (while it is for a 8259 or a 8259A in 8080-mode). > > Have you thought about using that one? > > Spiro. > - This message was sent through the cbm-hackers mailing list. To unsubscribe: echo unsubscribe | mail cbm-hackers-request@dot.tml.hut.fi.
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