[A89] Re: ON key

To: assembly-89@lists.ticalc.org
Subject: [A89] Re: ON key
From: "Duncan Smith" <mrslimeylimey@hotmail.com>
Date: Sun, 17 Nov 2002 04:47:32 +0000
Reply-To: assembly-89@lists.ticalc.org


Wow!  Thanks!  I forgot about that.
AND it only takes about 25 clock cycles!
<elvis voicepitch=low speed=veryfast> thankyouverymuch </elvis>

-Duncan Smith (slimey_limey)
mrslimeylimey AT hotmail DOT com
http://www.slimeylimey.tk/




>From: Joel Thompson <joelt49@yahoo.com>
>Reply-To: assembly-89@lists.ticalc.org
>To: assembly-89@lists.ticalc.org
>Subject: [A89] Re: ON key
>Date: Sat, 16 Nov 2002 19:21:51 -0800 (PST)
>
>
>Use port 0x60001A:
>if (!(peekIO (0x60001A) & 0b10))
>//on key has been pressed. Note the "!".
>Here's a quote from j89hw.txt:
>$60001A RW
>	:1	READ:  Current status of the [ON] key, =0 if
>pressed
>	:7-0	WRITE: Acknowledge [ON] key interrupt (level 6)

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