From: Demetris Z. <fgc...@cy...> - 2007-04-01 21:23:37
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I have 13 boards that are connected through TX-RX serial to a Microcontroller on TTL level. So 13x2 = 26 pins are used on a microcontroller. I send data to each board through those pins and they act accordingly. Demetris Z. ----- Original Message ----- From: "Dave Hylands" <dhy...@gm...> To: "General mailing list for gumstix users." <gum...@li...> Sent: Monday, April 02, 2007 12:19 AM Subject: Re: [Gumstix-users] More Serial Ports > Hi Demtris, > > On 4/1/07, Demetris Zavorotnichenko <fgc...@cy...> wrote: >> The way i have it figured out is that i have a custom software on each >> board >> that waits for serial commands to be sent to it so it could do somethng. >> >> So i have one "MAIN" board that communicates to Gumstix through serial >> and >> when recieves data from it send's serial commands through one of the >> MCU's >> pins to other boards. >> >> So why should i use i2c ? > > OK - I guess I don't understand your setup. If you only need to > communicate with one device at a time, you could also use a mux/demux. > > Are all of the devices connected on the same serial bus? Or do you > have 13 distinct serial ports? > > -- > Dave Hylands > Vancouver, BC, Canada > http://www.DaveHylands.com/ > > ------------------------------------------------------------------------- > Take Surveys. Earn Cash. Influence the Future of IT > Join SourceForge.net's Techsay panel and you'll get the chance to share > your > opinions on IT & business topics through brief surveys-and earn cash > http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV > _______________________________________________ > gumstix-users mailing list > gum...@li... > https://lists.sourceforge.net/lists/listinfo/gumstix-users |