X-Authentication-Warning: delorie.com: mail set sender to djgpp-bounces using -f From: "JM Rams" To: Subject: Using keyboard with hard ints. Date: Mon, 10 Apr 2006 17:57:41 +0200 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_003E_01C65CC8.438063A0" X-Mailer: Microsoft Office Outlook, Build 11.0.5510 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2527 Thread-Index: AcZct38cnOGtCBz0QZOYkYtizD+FQA== Message-Id: <20060410155740.81878570182@panel.abserver.es> X-Spam-Checker-Version: SpamAssassin 3.0.3 (2005-04-27) on panel.abserver.es X-Spam-Status: No, score=1.7 required=5.0 tests=AWL,HTML_60_70,HTML_MESSAGE, MSGID_FROM_MTA_ID autolearn=disabled version=3.0.3 X-Spam-Level: * Reply-To: djgpp AT delorie DOT com This is a multi-part message in MIME format. ------=_NextPart_000_003E_01C65CC8.438063A0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit I am using a 1 ms hard interrupt. When someone pres a key the latency between interrupts get up since 1200 us. I thing it is caused because CPU has to change between Protected mode to Real Mode. Do someone know how to correct this problem? ------=_NextPart_000_003E_01C65CC8.438063A0 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

I am = using a 1 ms=20 hard interrupt. When someone pres a key the latency between interrupts = get up=20 since 1200 us. I thing it is caused because CPU has to change between = Protected=20 mode to Real Mode. Do someone know how to correct this=20 problem?

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