Re: read state of P3.2

"Bernard" <[email protected]> Fri, 21 May 2004 21:06:43 +0200
Newsgroups gmane.comp.hardware.microcontrollers.tini
Message-ID <003601c43f66$c1e15280$8f03a8c0@Uranowa>
Dear Kohen,

before using P3.2 as input, you must write a 1 to this port pin (SETB P3.2
or  ORL 0B0h,#4) - see chapter 10.6 of  "high_speed_micro_user_guide.pdf' .

Regards
Ben


----- Original Message -----
From: "Koen Swinters" <[email protected]>
To: <tini-6tN4nzCoH/[email protected]>
Sent: Friday, May 21, 2004 4:09 PM
Subject: [TINI]read state of P3.2


> Hi All,
>
> I'm trying to read the state of P3.2 in a native methode with the
following
> code:
>
> mov R4,0B0H
> mov A,#04H
> anl A,R4 ;
> When I check what is in A I get always 04H (the pin is high accorcing to
> this, but the pin is tied to ground).
> does someon know how I can read the status of a pin on the ds80C400 in a
> native method?
>
> regards
> Koen
>
>
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