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_INVALID,DKIM_SIGNED, MAILING_LIST_MULTI,RCVD_IN_DNSWL_NONE autolearn=ham autolearn_force=no version=3.4.4 Received: (qmail 8976 invoked from network); 9 Apr 2021 15:35:01 -0000 Received: from minnie.tuhs.org (45.79.103.53) by inbox.vuxu.org with ESMTPUTF8; 9 Apr 2021 15:35:01 -0000 Received: by minnie.tuhs.org (Postfix, from userid 112) id 52E459BFE6; Sat, 10 Apr 2021 01:34:58 +1000 (AEST) Received: from minnie.tuhs.org (localhost [127.0.0.1]) by minnie.tuhs.org (Postfix) with ESMTP id 065489BB66; Sat, 10 Apr 2021 01:34:42 +1000 (AEST) Authentication-Results: minnie.tuhs.org; dkim=fail reason="signature verification failed" (1024-bit key; unprotected) header.d=planet.nl header.i=@planet.nl header.b="cfnrZS5/"; dkim-atps=neutral Received: by minnie.tuhs.org (Postfix, from userid 112) id D533E9BB66; Sat, 10 Apr 2021 01:34:33 +1000 (AEST) Received: from cpsmtpb-ews05.kpnxchange.com (cpsmtpb-ews05.kpnxchange.com [213.75.39.8]) by minnie.tuhs.org (Postfix) with ESMTP id 071529BB65 for ; Sat, 10 Apr 2021 01:34:25 +1000 (AEST) Received: from cpsps-ews16.kpnxchange.com ([10.94.84.197]) by cpsmtpb-ews05.kpnxchange.com with Microsoft SMTPSVC(8.5.9600.16384); Fri, 9 Apr 2021 17:34:18 +0200 X-Brand: 7abm2Q== X-KPN-SpamVerdict: e1=0;e2=0;e3=0;e4=;e6=(e1=10;e3=10;e2=11;e4=10;e6=1 0);EVW:White;BM:NotScanned;FinalVerdict:Clean X-CMAE-Analysis: v=2.4 cv=Obr7sjfY c=1 sm=1 tr=0 ts=607073fa cx=a_idp_e a=4/rmT19p7yX2nqNQQg5uwQ==:117 a=soxbC+bCkqwFbqeW/W/r+Q==:17 a=x1i13A_MHe4A:10 a=IkcTkHD0fZMA:10 a=3YhXtTcJ-WEA:10 a=8zvtdvGnAAAA:8 a=8pif782wAAAA:8 a=C9clzNFrqAsAhh8ZrIAA:9 a=QEXdDO2ut3YA:10 a=0ce9K8mewW8A:10 a=Q-xCa1abX5qBlSYUmlcr:22 X-CM-AcctID: kpn@feedback.cloudmark.com Received: from smtp.kpnmail.nl ([195.121.84.44]) by cpsps-ews16.kpnxchange.com over TLS secured channel with Microsoft SMTPSVC(8.5.9600.16384); Fri, 9 Apr 2021 17:34:18 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=planet.nl; s=planet01; h=to:date:message-id:subject:mime-version:content-type:from; bh=vEmjfQ/Aj88q7ImCMCZeaenx0uMIeQPACGsyWTnvtQM=; b=cfnrZS5/TYwJ2t20YbpNv1JdMVsbqK1cVToTef5TAKvytn/3rycS0eNiirVnD/Q3MPLb9/DaeVelb kgoS/9PihzRkI7vEtRGq9i+1nA6iJTrdjFmNOW/DD1zLLhzG8BwtMGPDoLadf2awlaR3LAbthuH4qh AJkd2rSWcixRiyO4= X-KPN-VerifiedSender: Yes X-CMASSUN: 33|p/q9pw6VjOrNTyERfA4tjC2p9TlQKHD/OJv7HNphkAgGL5V7gKunoHWj2HkNZAD j2SVzUFvu/QQFw83M5b1ePQ== X-Originating-IP: 80.101.112.122 Received: from mba2.fritz.box (sqlite.xs4all.nl [80.101.112.122]) by smtp.kpnmail.nl (Halon) with ESMTPSA id 0c449a75-9949-11eb-97b9-005056abf0db; Fri, 09 Apr 2021 17:34:18 +0200 (CEST) Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Mime-Version: 1.0 (Mac OS X Mail 13.4 \(3608.120.23.2.4\)) Message-Id: <0BD38829-5E79-4034-BCEF-0555434E52A4@planet.nl> Date: Fri, 9 Apr 2021 17:34:17 +0200 To: TUHS main list X-Mailer: Apple Mail (2.3608.120.23.2.4) X-OriginalArrivalTime: 09 Apr 2021 15:34:18.0675 (UTC) FILETIME=[CE43F830:01D72D55] X-RcptDomain: minnie.tuhs.org Subject: [TUHS] SUN (Stanford University Network) was PC Unix 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: , From: Paul Ruizendaal via TUHS Reply-To: Paul Ruizendaal Errors-To: tuhs-bounces@minnie.tuhs.org Sender: "TUHS" > On 09/04/2021 11:12, emanuel stiebler wrote: > You're comparing a z80 = SBC running CP/M? Or are you thinking of 68000 SBCs?=20 Z80 CP/M machines were still competitive in 1981-1983 (Osborne, Kaypro) > I've never seen a 68k SBC. Have I missed out something along the way? = Is there a community for 68k SBC's? Kind regards, Andrew Well, Rob Pike designed one: http://doc.cat-v.org/bell_labs/blit/ I guess the original hacker scene for the 68K was around Hal = Hardenberg=E2=80=99s newsletter: = https://en.wikipedia.org/wiki/DTACK_Grounded The ready-made 68K SBC=E2=80=99s only arrived 1984-1985: https://en.wikipedia.org/wiki/Sinclair_QL (I think Linus Torvalds owned = one) https://en.wikipedia.org/wiki/Atari_ST https://en.wikipedia.org/wiki/Macintosh_128K https://en.wikipedia.org/wiki/Amiga_1000 All these machines are rather similar at the hardware level - 68K = processor, RAM shared between CPU and display. Only the Amiga had a = (simple) hardware GPU. What set the SUN-1 apart was its MMU, which none of the above have. What influenced the timing was probably that Motorola made the 68K more = affordable by the mid-80=E2=80=99s. Paul