From owner-freebsd-hardware Tue Jul 23 02:58:44 1996 Return-Path: owner-hardware Received: (from root@localhost) by freefall.freebsd.org (8.7.5/8.7.3) id CAA03662 for hardware-outgoing; Tue, 23 Jul 1996 02:58:44 -0700 (PDT) Received: from charon.siemens.be (charon.siemens.be [193.210.172.10]) by freefall.freebsd.org (8.7.5/8.7.3) with ESMTP id CAA03633 for ; Tue, 23 Jul 1996 02:58:29 -0700 (PDT) Received: by charon.siemens.be (8.7.4/nsafe-1.3) id ; Tue, 23 Jul 1996 09:57:35 GMT Received: from atea.atea.be(193.210.197.11) by charon via smap (V1.3mjr) id sma022958; Tue Jul 23 11:57:31 1996 Received: from atdec1 by atea with SMTP (1.37.109.4/15.6-FW) id AA27757; Tue, 23 Jul 96 11:56:34 +0200 Received: from vnet by atdec1.atea.be (5.65/Ultrix3.0-C) id AA26962; Tue, 23 Jul 1996 11:57:27 +0200 Received: by vnet.atea.be; Tue, 23 Jul 96 11:57:41 +0200 Date: Tue, 23 Jul 96 12:58:11 WET Message-Id: X-Priority: 3 (Normal) To: From: (Rob Schofield) Subject: re: The multiple COM ports discussion X-Incognito-Sn: 319 X-Incognito-Format: VERSION=2.01a ENCRYPTED=NO Sender: owner-hardware@freebsd.org X-Loop: FreeBSD.org Precedence: bulk "Brett Glass" Wrote: | | Thank you for the summary. Only one thing there that | appears to be | incorrect; you *can* disable interrupts at the interrupt | controller. I've | written software that does it. | | Ooops, yes - I seem to be unable to express myself with any accuracy these days (it's the hot sun ;). What I MEANT was, you can't stop a device from interrupting by programming the PIC, but you CAN tell the PIC to stop listening... Rob -- Happiness is a smoking processor....... Rob Schofield M.Sc. AMIEE schofiel@xs4all.nl http://www.xs4all.nl/~schofiel