Sorry, AIN0-AIN6, but you got the idea already hopefully. And just to be clear, you would only need one pf the ADC lines, not all 7.
On Fri, Jun 9, 2017 at 11:57 AM, William Hermans <yyrk...@gmail.com> wrote: > > > On Fri, Jun 9, 2017 at 11:47 AM, David McRell <dmcrell.centra...@gmail.com > > wrote: > >> Hello, >> >> What is the purpose of the resistor divider connected to AIN7? What >> software is dependent on this, if any? >> >> Is this only a convenient connection to quickly test ADC functionality? >> I find no mention of AIN7 here, e2e.ti.com or on the web that >> convincingly indicates otherwise. >> >> I realize AIN requires 1V8 maximum, hence the divider given the 3V3 input. >> >> I'd like to use AIN7 as general purpose ADC of thermistor. >> >> Kind Regards, >> David McRell >> > > It might be better to just use a pin multiplexer, then use AIN1-6. We did > that for one of our projects, and it works great. Also keep in mind that > this would not slow down reading from the ADC much, if at all. A simple > "line select" with a GPIO based multiplexer could be really fast. > -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to beagleboard+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/beagleboard/CALHSORqXJPQfB4CB03Zi87JWhhg_aR-CrQizCd%3Dt-7vcqWTPDQ%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
