Quite old post but.....I have same issue for my old Beaglebone WHITE running 3.2.33 kernel Is there any simpler method to avoid external ADC and split by software the unused AIN pins to make them readable ??
Thank you very much Il giorno giovedì 11 luglio 2013 12:21:55 UTC+2, Will Kostelecky ha scritto: > > I just go an LCD Cape for my Beaglebone Black project and am having > trouble accessing any of the three analog pins the cape supposedly does not > use. The documentation states that AIN0-3 are used. This would imply > that AIIN4-6 are available. When I try to access them, however, I get the > following message (from Bonescript): > > fs.js:429 > return binding.write(fd, buffer, offset, length, position); > ^ > Error: EEXIST, file already exists > at Object.fs.writeSync (fs.js:429:18) > at Object.fs.writeFileSync (fs.js:764:21) > at load_dt (/usr/lib/node_modules/bonescript/index.js:59:12) > at Object.f.analogRead > (/usr/lib/node_modules/bonescript/index.js:369:12) > at observe (/var/lib/cloud9/chair/test.js:119:38) > at Timer.<anonymous> (/var/lib/cloud9/chair/test.js:102:17) > at Timer.exports.setInterval.timer.ontimeout (timers.js:234:14) > > My entire reason for being, or for having the BBB anyway, is to integrate > with some analog inputs! > > Thanks for any help, > Will > -- 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 [email protected]. For more options, visit https://groups.google.com/d/optout.
