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activity:datalogger
activity:datalogger


Author Comment Last activity Moderation
warren "The links are in the Arduino code - but I'll copy them here too! https://github.com/greiman/SdFat/ https://github.com/adafruit/RTClib https://gi..." | Read more » over 3 years ago
ashokpkumar "Hi, need help in using this module. i tried using this code Deek2bme.txt but my SD card says card failed. its a 32 GB samsung card formatted with f..." | Read more » over 3 years ago
xose "Amazing Christian!!! " | Read more » about 5 years ago
Tiago_Maciel "Where I find the libraries : include <SdFat.h> include <SPI.h> include <Wire.h> include <RTClib.h> include <Adafru..." | Read more » about 5 years ago
Tiago_Maciel "good tutorial!! Can I use HC-SR04 to data? " | Read more » about 5 years ago
cfastie "Ah, I see. Those keywords, DATE and TIME, refer to the time the sketch was compiled and are saved on the Arduino until a new sketch is loaded. Tha..." | Read more » over 5 years ago
zoomx "As cfastie noticed this line RTC.adjust(DateTime((DATE), (TIME))); reset the RTC to the same time every... time the setup is fired that's because ..." | Read more » over 5 years ago
cfastie "That would be terrific if a ferrite bead eliminated the noise I was seeing. My impression was that the bead was protection against radio frequency ..." | Read more » over 5 years ago
pdhixenbaugh "I know that USB cables sometimes come with a barrel on them that's designed to reduce electrical interference, but I forget what it's called (I had..." | Read more » over 5 years ago
cfastie "Thanks Ed, It's good to know there is hope for the Nano. That's an excellent thread you linked to. I might try removing the LED resistor and the r..." | Read more » almost 6 years ago
EdMallon "That lack of alarm is pretty irritating considering that the 1337 has them built in, and they could have simply used that chip instead. Watchdog ti..." | Read more » almost 6 years ago
xose "Amazing! I'll definitely give it a try ;) " | Read more » almost 6 years ago
cfastie "Xose, Thanks for pointing to those Grove I2C hubs. I had been pondering how to fork the I2C line. Here is my attempt to make an I2C hub from male h..." | Read more » almost 6 years ago
cfastie "I figured out what I was doing wrong with the real time clock. This line in a sketch: RTC.adjust(DateTime((__DATE__), (__TIME__))); will set t..." | Read more » almost 6 years ago
cfastie "A nice thing about DuPont jumper wires is that each wire has a separate connector. So pin pitch does not matter (if it is at least 0.1 inch, the Ar..." | Read more » almost 6 years ago
warren "I love that Grove sells premade wires of different lengths with those connectors on them. Are the pin "pitches" (isn't that what you call the spaci..." | Read more » almost 6 years ago
cfastie "That's a nice little I2C hub. Maybe it would be easy to make something like that for DuPont wires from strips of male header: But somebody would..." | Read more » almost 6 years ago
xose "Combined with this i2C hub even if not so cheap for it's function = no extra soldering. https://www.seeedstudio.com/Grove-I2C-Hub-p-851.html " | Read more » almost 6 years ago
warren "Wow, with the exception of the GPS, those are pretty impressive numbers, esp. vs a few years ago. " | Read more » almost 6 years ago
cfastie "Those male + female headers would be really handy. This is the first time I have used a Nano without headers, and it makes a really tidy package fo..." | Read more » almost 6 years ago
warren "May I mark this as an activity? " | Read more » almost 6 years ago
warren "This is really great - and I love those cheap little Arduino Nanos. Do you have a list of part costs and a total cost? I'm curious if people wanted..." | Read more » almost 6 years ago
cfastie "Hi Liz, The components wired together weigh 33 grams and the bracket weighs 8 g. The batteries to power it weigh a lot more than that. A case with ..." | Read more » almost 6 years ago
liz "What a neat job on this Chris! How much does it weigh, including the housing? It's much smaller than 2012's "balloon board" that is still kicking a..." | Read more » almost 6 years ago