question:arduino
question:arduino


Author Comment Last activity Moderation
shanlter "Hi Dan, thanks very much! So basically, what I need is to connect (at least) DO and pH sensors to Riffle. My collaborator said that using a voltage..." | Read more » over 6 years ago
shanlter "Thanks very much! The link of your website is very helpful! I will try when I receive a riffle : ) " | Read more » over 6 years ago
cfastie "Although there are sensors that require more than 3.3V, most of the simple DIY sensors are designed to use 3.3V. For example, all of the sensors he..." | Read more » over 6 years ago
cfastie "Further empirical evidence suggests that the VBAT pin delivers the voltage of the battery that is plugged into the "Lithium 3.7V" connector, but no..." | Read more » over 6 years ago
donblair "Hallo! If the hardware is Riffle version 0.1.8, the relevant schematic is here -- and, so far as I can tell, VBAT should simply be the battery inp..." | Read more » over 6 years ago
cfastie "Evidence suggests my answer is wrong. I powered a Riffle with a battery pack which supplied 4.5V, but the VBAT pin supplied only 2.3V. So maybe it'..." | Read more » over 6 years ago
cfastie "Hi Shanlter, That's a good question. There is no 5V-out pin on the Riffle, but there is a "VBAT" pin on the 2x7 pin header. I assume that pin carr..." | Read more » over 6 years ago
warren "Hi!! @madtinker recently posted a note which got some answers that may be relevant: https://publiclab.org/questions/MadTinker/09-08-2017/suggestio..." | Read more » almost 7 years ago
rfdave "@carohowe Is Rockville close enough? I'm an experienced EE who would be happy to help build stuff " | Read more » almost 7 years ago
gretchengehrke "@carohowe, Agreed! I read a paper a while ago (which I can't seem to find now) that demonstrated higher instances of asthma in neighborhoods with f..." | Read more » almost 7 years ago
nedhorning "Hi - This recent paper might be helpful: www.mdpi.com/2073-445X/6/2/38/pdf From my experience satellite based surface temperature works best over f..." | Read more » almost 7 years ago
carohowe "@pera THANK YOU! That would be ideal! (Also, I'd LOVE to join the DC Women and Bicycles forum anyway!) I would love for you to share the informatio..." | Read more » almost 7 years ago
carohowe "Thanks @gretchengehrke -- that's definitely what we're looking into! So many of DC's food deserts and low-income areas are also by far the hottest,..." | Read more » almost 7 years ago
carohowe "Thanks so much @liz @stevie and @bronwen for your input. Liz, I think it's a fantastic idea to use existing data to inform where we'd like to go de..." | Read more » almost 7 years ago
Bronwen "I haven't used this tool myself, but you might find this project about another open source temperature logger interesting: https://www.ncbi.nlm.nih..." | Read more » almost 7 years ago
gretchengehrke "Hi @carohowe, this sounds like an interesting project! In addition to broadly looking at the impacts of greenspaces, I wonder if it would be intere..." | Read more » almost 7 years ago
liz "LB: Hi @carohowe i am wondering if there might be any use to starting with publicly available data on the DC urban heat island before building a lo..." | Read more » almost 7 years ago
stevie "Hi! The I See Change project was in Harlem not DC, but it might be a good example to check out. " | Read more » almost 7 years ago
warren "@stevie was talking about a project with ISeeChange.org in DC -- Stevie, did you have a link, or am I mixing it up with the project in Harlem? http..." | Read more » almost 7 years ago
Pera "Hi Caroline! I could post this on the DC Women and Bicycles forum and a couple other bike groups I'm a part of. I think some of the cyclists I know..." | Read more » about 7 years ago
warren "Wig Zamore posted this on the main publiclaboratory list: Hi Jeff and Everyone - Two papers you may want to look at, both open access. One by S..." | Read more » about 7 years ago
carohowe "Thanks! Will do! " | Read more » about 7 years ago
warren "Also, Caroline, it might be worth posting a second question (linking to this one maybe) specifically seeking collaborators in the DC area -- i can ..." | Read more » about 7 years ago
warren "Hi, Caroline!! I agree with Chris - though if you're looking to download data (either as you go or once you're done) to a phone easily, you might ..." | Read more » about 7 years ago