From: "Dr. Craig Hollabaugh" <craig@hollabaugh.com>
To: kingseft@samsung.co.kr, linuxppc-embedded@lists.linuxppc.org
Subject: Re: Question about Interrupt on MPC8xx
Date: Wed, 07 Nov 2001 10:53:44 -0700 [thread overview]
Message-ID: <5.1.0.14.0.20011107105313.00a4ba40@spudcentral.com> (raw)
In-Reply-To: <H00002af054f0701@MHS>
At 03:03 PM 11/7/2001 +0900, kingseft@samsung.co.kr wrote:
> Hi,
>
> I have a question about interrupt on MPC8xx.
> I conneted Dip switch to IRQ1 on MPC860. When I push down the button, Interrupt occurred and interrupt service routine worked.
> But, I didn't understand that I set falling edge interrupt detection via SIEL on MPC8xx.
> when I push up Dip switch, my interrupt routein also worked.
> Why this happend in spite of setting falling edge??
debounce the switch.
> Could anyone help me with this problem? Any comments will help me.
> Thanks.
** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/
prev parent reply other threads:[~2001-11-07 17:53 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-11-07 6:03 Question about Interrupt on MPC8xx kingseft
2001-11-07 17:53 ` Dr. Craig Hollabaugh [this message]
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