Thanks Jonathan. It doesn't handshake? Not even a software handshake? Good to hear that someone already has this working.
> ------------------------------ > > Message: 6 > Date: Wed, 22 Jan 2020 17:00:54 +0000 > From: Jonathan Yuen <[email protected]> > To: "[email protected]" <[email protected]> > Subject: Re: [M100] RS232 to TTL > Message-ID: <[email protected]> > Content-Type: text/plain; charset="iso-8859-1" > > Hello, > > This is how I connect a Raspberry Pi to my M100, the little board even looks > the same. You can get 5v from the Pi GPIO bus, and the tx, rx, and gnd. > > It seems to do OK with the M100 almost RS-232 levels. It doesn't handshake > though, but I just run at slower speeds if I'm using the builtin term. > > Jonathan > > [email protected] > ________________________________________ > Fr?n: M100 [[email protected]] f?r Jim Williams > [[email protected]] > Skickat: den 22 januari 2020 16:33 > Till: [email protected] > ?mne: [M100] RS232 to TTL > > I've been working on my Raspberry Pi recently, trying to connect it to > an Adafruit FONA cellular module. > The primary communication has been through TTL serial between the two. > > Recently, I reluctantly switched to USB connection, for speed, which > freed up the serial pins on the Pi and on the FONA. > > I came across this article, "Add a 9-pin serial port to your Raspberry > Pi in 10 Minutes" > http://www.davidhunt.ie/add-a-9-pin-serial-port-to-your-raspberry-pi-in-10-minutes/ > > And It occurred to me that I could use one to connect my Pi, or a ZeroW, > even, to my M100. > Now I'm wondering if I can use it to connect the FONA directly to the > M100, forgetting the Pi. > It should be doable, since the needed pins are on the FONA. > > I think it would be cool to be able to log onto my Pi from my M100 (and > I can think of several uses people might have for this setup), but even > cooler to use the FONA. > > The FONA also has... uhm... I2C, I think it is, connectors. So other > sensors could be connected to it via those connectors, and the M100 > could be used as a remote data collection device. I think. > > Anyway, I picked up a couple RS232-TTL converters, with DB9s and using a > Max3232 chip off of ebay for about $12 for both. You can get them a LOT > cheaper (under $3.00 US for one), but these gave me the confidence that > they wouldn't fail on me. > > I'll post here any experiences I have once I play with it some. Just > thought I'd share on something that was new to me. > > --- > N?r du skickar e-post till SLU s? inneb?r detta att SLU behandlar dina > personuppgifter. F?r att l?sa mer om hur detta g?r till, klicka h?r > <https://www.slu.se/om-slu/kontakta-slu/personuppgifter/> > E-mailing SLU will result in SLU processing your personal data. For more > information on how this is done, click here > <https://www.slu.se/en/about-slu/contact-slu/personal-data/> > > > ------------------------------ > > Message: 7 > Date: Wed, 22 Jan 2020 16:29:42 -0500 > From: Charles Hudson <[email protected]> > To: [email protected] > Subject: [M100] Club100: Can I help? > Message-ID: > <CAAbv=mdfhdfcsskygjqr2q1vlaacxhrhh7twowxgsovizoe...@mail.gmail.com> > Content-Type: text/plain; charset="utf-8" > > In December of 2018 I got my first M100, which was my first TRS-anything. > I remember I posted on VCFED asking for advice on how to care and feed the > little monster. I remember Mike Stein pointing me to Club100 and to > Bitchin100. I remember all the help and advice you people have given me > along the way. > > I had occasion to visit Club100 today and was impressed (again), this time > with the fact that so many of this community have devoted part of their > lives to keeping Rick Hanson's legacy alive. Thanks especially to Ken > Pettit and John Hogerhuis who appear to have done the heavy lifting, thanks > to LizardHill for hosting the site, and I could go on but you get the > point: this is exceptional. > > So let me offer to help; let me repay my debt to those who have contributed > to the legacy from which I have profited. Let me know what I can do. (I'm > good at flying leaps...) > > -CH- > -------------- next part -------------- > An HTML attachment was scrubbed... > URL: > <http://lists.bitchin100.com/private.cgi/m100-bitchin100.com/attachments/20200122/e5a942c2/attachment-0001.html> > > ------------------------------ > > Subject: Digest Footer > > _______________________________________________ > M100 mailing list > [email protected] > http://lists.bitchin100.com/listinfo.cgi/m100-bitchin100.com > > > ------------------------------ > > End of M100 Digest, Vol 109, Issue 22 > *************************************
