From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on inbox.vuxu.org X-Spam-Level: X-Spam-Status: No, score=-0.8 required=5.0 tests=DKIM_ADSP_CUSTOM_MED, DKIM_INVALID,DKIM_SIGNED,FREEMAIL_FROM,HTML_MESSAGE,MAILING_LIST_MULTI, RCVD_IN_DNSWL_NONE autolearn=ham autolearn_force=no version=3.4.4 Received: (qmail 26369 invoked from network); 3 Feb 2021 15:34:15 -0000 Received: from minnie.tuhs.org (45.79.103.53) by inbox.vuxu.org with ESMTPUTF8; 3 Feb 2021 15:34:15 -0000 Received: by minnie.tuhs.org (Postfix, from userid 112) id 890749C94D; Thu, 4 Feb 2021 01:34:13 +1000 (AEST) Received: from minnie.tuhs.org (localhost [127.0.0.1]) by minnie.tuhs.org (Postfix) with ESMTP id 46A369BA43; Thu, 4 Feb 2021 01:33:53 +1000 (AEST) Authentication-Results: minnie.tuhs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b="ZAquEXHE"; dkim-atps=neutral Received: by minnie.tuhs.org (Postfix, from userid 112) id 3E0D39BA43; Thu, 4 Feb 2021 01:33:51 +1000 (AEST) Received: from mail-ed1-f46.google.com (mail-ed1-f46.google.com [209.85.208.46]) by minnie.tuhs.org (Postfix) with ESMTPS id 015D19BA40 for ; Thu, 4 Feb 2021 01:33:49 +1000 (AEST) Received: by mail-ed1-f46.google.com with SMTP id r22so2810160edo.11 for ; Wed, 03 Feb 2021 07:33:49 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=d1EMs460xJGuOBGnyF1VDVD191pdEadH5eCBfshR3V4=; b=ZAquEXHE42H4Pve2D/DYdOW/BXQ9Qj0XuehBI4djWk+u+ADdUWg2faPHDx2JctP3lB Zvn0PmM1jYWEYT8gPPiU1uK1hvQJg96xYcn3bD1SNAdzORerG7TITYZOVVOyM6DuxdIE OQV/BR11L8gXaDoNAkXQ52rNxvZDgM6ZBuydEGCT8K8QnqNLM2s3RjZ7tqupyXOcd3XA L6AQAtziVQETEd6o2MseI/uihxrGwW7eZhqoAMQuc5j2JavMG9AVAKXvT8w2zWyZCM0U 2lsE+tAPUDTb1Oz7K3OlNIiewTE3C8bxyfk5+7SK4hJY84U9J60yjczetXUXMel5RJKs oPfA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=d1EMs460xJGuOBGnyF1VDVD191pdEadH5eCBfshR3V4=; b=Bx+2/HEgYDxxCJzid2c/5B/qS4Lsov8YrBqycE6QrZyqzZ6mbVg4fB2VUx2EtuXzz2 s9ePamVnrbP4U34V7C4oWcoTxHfq1smhfCqvwgX9hGtny531uoJUm2bN0AKyuBJ2NCKW vSFC+q+rpwDkh6xV0w3vJboAXeoFDmBND8hlhev9FTmn7USArRw5mf5lfXKWPwO++nBc DQuNyqiqb45C3upLnk4J2l1tydHu1Jg72JxR1TZBc164cByBmfa4iJ01WkxPJ8dMQPZo QfaCTYlWnAWNrxzJabwqOgxS618D2M8HNbHeLV77Y98t+LSzQZm2Wf1E93/Y8nJt1xBP Hg9A== X-Gm-Message-State: AOAM530APvrHhUENSbjXwpVqyPbvUn9AGZ5aaHvmQVdFbKMwAgelyTTu 0vxxskHrCr03t41xcFNoWyGTIzmS0HvWWiW5FkU= X-Google-Smtp-Source: ABdhPJw4z3YUvnxvA5OB+iclCx+Rv/GnozmZbSybGlcvZXq4ayT5wVPeC1mxmjSXTfmAEqHitlHx9WWPWfQraI05GmI= X-Received: by 2002:aa7:c58e:: with SMTP id g14mr3630328edq.318.1612366428431; Wed, 03 Feb 2021 07:33:48 -0800 (PST) MIME-Version: 1.0 References: <202102030759.1137x7C2013543@freefriends.org> <202102030858.1138wuqd011051@freefriends.org> In-Reply-To: From: Henry Bent Date: Wed, 3 Feb 2021 10:33:37 -0500 Message-ID: To: Clem Cole Content-Type: multipart/alternative; boundary="00000000000036e9ba05ba70500d" Subject: Re: [TUHS] AT&T 3B1 - Emulation available X-BeenThere: tuhs@minnie.tuhs.org X-Mailman-Version: 2.1.26 Precedence: list List-Id: The Unix Heritage Society mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: UNIX Heritage Society Errors-To: tuhs-bounces@minnie.tuhs.org Sender: "TUHS" --00000000000036e9ba05ba70500d Content-Type: text/plain; charset="UTF-8" On Wed, 3 Feb 2021 at 09:59, Clem Cole wrote: > > > On Wed, Feb 3, 2021 at 5:14 AM Ed Bradford wrote: > >> Hay, Arnold, >> >> MC 68K was created in 1980 or thereabouts. We talked about 10's of >> Megahertz, I think, in those times. >> > The original X series part was originally unnumbered but a sticker was > later set for the lids that said X68000 (I had one on my desk - which was > used for the Tektronix Magnolia prototype).[1] The X series ran at 8 Mhz, > but the original released (distributed - MC68000) part was binned at 8 and > 10 as were the later versions with the updated paging microcode called > the MC68010 a year later. When the 68020 was released Moto got the speeds > up to 16Mhz and later 20. By the '040 I think they were running at 50MHz > > Was the "X" prefix always used for prototypes? I remember having an XC68020 in something - might have been an Sun 3/60, or an early Mac IIcx? -Henry --00000000000036e9ba05ba70500d Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
On Wed, 3 Feb 2021 at 09:59, Clem Cole &l= t;clemc@ccc.com> wrote:
=


On Wed, Feb 3, 2021 at 5:14 AM Ed Bradford <egbegb2@gmail.com>= wrote:
Hay, Arnold,
<= div style=3D"font-family:monospace,monospace">
MC 68K was created in 1980 or thereabouts. We t= alked about 10's of Megahertz, I think, in=C2=A0those=C2=A0t= imes.=C2=A0
The original X series part was= originally unnumbered but a sticker was later set for the lids that said X= 68000 (I had one on my desk - which was used for the Tektronix Magnolia pro= totype).[1]=C2=A0 The X series ran at 8 Mhz, but the original released (dis= tributed - MC68000) part was binned at 8 and 10=C2=A0 as were th= e later versions with the updated paging microcode called the MC68010 a yea= r later.=C2=A0 =C2=A0When the 68020 was released Moto got the speeds up to = 16Mhz and later 20.=C2=A0 By the '040 I think they were running at 50MH= z


Was the &quo= t;X" prefix always used for prototypes?=C2=A0 I remember having an XC6= 8020 in something - might have been an Sun 3/60, or an early Mac IIcx?

-Henry
=C2=A0
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