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- Path: sparky!uunet!cs.utexas.edu!sun-barr!ames!agate!soda.berkeley.edu!forest
- From: forest@soda.berkeley.edu (Forest Edward Wilkinson)
- Newsgroups: comp.sys.ibm.pc.hardware
- Subject: Re: Can I use IRQ2??
- Date: 19 Aug 1992 00:02:32 GMT
- Organization: U.C. Berkeley, CS Undergraduate Association
- Lines: 13
- Message-ID: <16s32oINNant@agate.berkeley.edu>
- References: <1992Aug17.153404.18408@aplcen.apl.jhu.edu> <1992Aug18.203129.22330@mksol.dseg.ti.com>
- NNTP-Posting-Host: soda.berkeley.edu
-
- In article <1992Aug18.203129.22330@mksol.dseg.ti.com> mccall@mksol.dseg.ti.com (fred j mccall 575-3539) writes:
-
- >If you are using an ISA card to drive your CD (likely), you can use
- >IRQ2. This will be automagically remapped to IRQ9 on an AT-bus
- >machine (IRQ2 is the Cascade interrupt).
-
- What's the cascade interrupt? (How is it different from the others, and
- why is it there?)
-
-
- --
- Forest Edward Wilkinson
- forest@soda.berkeley.edu
-