Oh and my print out was 0.057xxxx. Seth
On Thursday, June 29, 2017 at 10:04:01 PM UTC-5, Mala Dies wrote: > > Hello, > > I used cosole.log to print out the name and value of reading.value. > > Seth > > On Thursday, June 29, 2017 at 8:50:44 PM UTC-5, Jason Kridner wrote: >> >> >> >> On Jun 29, 2017, at 9:21 PM, Mala Dies <fun...@gmail.com> wrote: >> >> Hello Rob, >> >> Seth here. I am located in the states. There is a big fault and I am not >> clued in, obviously. How is F == C? I figured that there would be a part to >> the software, the section that displays the difference, that tells me/you >> the C and F reads. >> >> Seth >> >> P.S. I am in about an 80 degree temp. right now. So, do I need to replace >> "reading.value" with an actual numerical value? I will keep trying. >> >> >> Try printing the reading.value. I expect you have a wiring issue. Double >> check it is connected to P9.39. >> >> >> On Thursday, June 29, 2017 at 8:06:01 PM UTC-5, RobertCNelson wrote: >>> >>> >>> >>> On Thu, Jun 29, 2017 at 7:46 PM, Mala Dies <fun...@gmail.com> wrote: >>> >>>> var b = require('bonescript'); >>>> >>>> function readTemp() { >>>> b.analogRead('P9_39', displayTemp); >>>> } >>>> >>>> function displayTemp(reading) { >>>> var millivolts = reading.value * 1800; >>>> var tempC = (millivolts - 500) / 10; >>>> var tempF = (tempC * 9/5) + 32 >>>> console.log("TempC = " + tempC + "\t Temp F = " + tempF); >>>> } >>>> >>>> setInterval(readTemp, 100000); >>>> >>>> Okay... >>>> >>>> This is my software from "Programming the BeagleBone Black" in the >>>> "hardware interfacing" section. I am messing with a TMP36 sensor for >>>> analog >>>> temp. reads. >>>> >>>> The issue is this: >>>> >>>> I keep getting a similar read for my C and F reads. I should be able to >>>> get the F read but unfortunately, I get the same as the C read. >>>> >>>> Seth >>>> >>>> >>>> <https://lh3.googleusercontent.com/-6uATaSztQgs/WVWfRwRFJNI/AAAAAAAAJy0/i2WaNX-KV9QkFnW1PE958ZyFCugDxQeaACLcBGAs/s1600/forBBBfiles.JPG> >>>> P.S. Try your TMP36 sensor and this software and get back to me. I >>>> would love to know about the value(s) I am creating and why they are >>>> returning the listed read(s). Oh and here is a photo. See! >>>> >>> >>> >>> You must live near the equator... ;) >>> >>> -40F == -40C >>> >>> This is something norther folk in America & Canada run into every once >>> in awhile in January... >>> >>> Regards, >>> >>> -- >>> Robert Nelson >>> https://rcn-ee.com/ >>> >> -- >> 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...@googlegroups.com. >> To view this discussion on the web visit >> https://groups.google.com/d/msgid/beagleboard/8f5983df-3ad6-47c5-9bae-2f11230984af%40googlegroups.com >> >> <https://groups.google.com/d/msgid/beagleboard/8f5983df-3ad6-47c5-9bae-2f11230984af%40googlegroups.com?utm_medium=email&utm_source=footer> >> . >> For more options, visit https://groups.google.com/d/optout. >> >> -- 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/f42a33e3-b23a-4b5e-a727-a2d6bad64f99%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.