From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on polar.synack.me X-Spam-Level: X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,FREEMAIL_FROM autolearn=unavailable autolearn_force=no version=3.4.4 X-Received: by 10.129.57.84 with SMTP id g81mr18003451ywa.127.1483421603184; Mon, 02 Jan 2017 21:33:23 -0800 (PST) X-Received: by 10.157.49.66 with SMTP id v2mr2687059otd.19.1483421603148; Mon, 02 Jan 2017 21:33:23 -0800 (PST) Path: eternal-september.org!reader01.eternal-september.org!reader02.eternal-september.org!news.eternal-september.org!news.eternal-september.org!feeder.eternal-september.org!news.glorb.com!p16no3512544qta.1!news-out.google.com!g131ni14461itg.0!nntp.google.com!b123no5852883itb.0!postnews.google.com!glegroupsg2000goo.googlegroups.com!not-for-mail Newsgroups: comp.lang.ada Date: Mon, 2 Jan 2017 21:33:22 -0800 (PST) In-Reply-To: <20f3a379-e76d-4323-8f1a-a1bb77b93d7e@googlegroups.com> Complaints-To: groups-abuse@google.com Injection-Info: glegroupsg2000goo.googlegroups.com; posting-host=67.0.242.189; posting-account=lJ3JNwoAAAAQfH3VV9vttJLkThaxtTfC NNTP-Posting-Host: 67.0.242.189 References: <9ca07b79-db85-4d4a-b082-61cd75fcc1c8@googlegroups.com> <20f3a379-e76d-4323-8f1a-a1bb77b93d7e@googlegroups.com> User-Agent: G2/1.0 MIME-Version: 1.0 Message-ID: Subject: Re: Interfacing Ada With Full Runtime Directly to Electronic Chips From: Shark8 Injection-Date: Tue, 03 Jan 2017 05:33:23 +0000 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Xref: news.eternal-september.org comp.lang.ada:33013 Date: 2017-01-02T21:33:22-08:00 List-Id: On Monday, January 2, 2017 at 6:28:50 AM UTC-7, pat...@spellingbeewinnars.o= rg wrote: > > I have been servicing scientific instruments since 1999(or 1998 part time= ). I can repair them just fine but I have done very little circuit design. = I have tinkered with the idea of building my own scientific instrument for = years but I have always put it aside again due to the start up costs. I hav= e figured out ways to lower these costs and the idea is back on again. Nice. =20 I'm looking into starting up manufacturing -- see: https://groups.google.co= m/forum/#!topic/comp.lang.ada/CYOHKtbeokA -- it involves some custom HW, de= signed from the ground up with formal methods and security. >=20 > The circuits I work on feature tri-state logic and parallel digital buses= . I want to use a serial bus instead. I don't have much hands on experience= with SPI or IC2 but this is probably the way to go for communication with = peripheral devices in-circuit. That's really interesting, because the system I want to do [ultimately] is = a ternary computer -- for which tri-state logic is a perfect fit. >=20 > I find myself in a strange place. I like Ada and I would like to use it f= or embedded design. It has everything that someone might need for controlli= ng chips yet in the 53lsb of Ada books that I have printed or bought, I can= 't find a single example of someone doing this. Hm, really, not a single reference?