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Shannon Hicks replied to the topic Issues on MMW Site in the forum Monitor My Watershed 2 years, 11 months ago
Your battery is too low. This is the same issue that was asked about last week: https://www.envirodiy.org/topic/battery-failing-in-the-middle-of-the-night/
Anytime your battery voltage drops below 3.55v, the logger won’t transmit, in order to save battery power and conserve enough energy to keep writing the data to the memory card even though i…[Read more]
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Shannon Hicks replied to the topic Battery Failing In the middle of the night in the forum Mayfly Data Logger 2 years, 12 months ago
The data looks to me like the battery voltage dropped in July, someone replaced it with a charged battery on 8/4 and data was continuous, but then on 8/25 someone replaced the battery with the almost-dead one from earlier in the month. And if you’re using the sample LTE logging sketch like what’s found here:…[Read more]
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Shannon Hicks replied to the topic Mayfly Availability in the forum Mayfly Data Logger 2 years, 12 months ago
The shipment of new boards and accessories arrived 3 weeks ago. I began testing the products and making the necessary changes to the code and documentation, but then our area was hit by the remnants of Hurricane Ida, several dozen of our stream monitoring stations were located on rivers that saw flood events greater than anything that’s happened…[Read more]
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Shannon Hicks replied to the topic Teros 11 sensor on Arduino mega in the forum Other Data Loggers 3 years ago
Sounds like it’s working, that’s a standard response string for that sensor. Is there a particular reason you’re requesting the Mega to print the result in hex instead of decimal.
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Shannon Hicks replied to the topic Teros 11 sensor on Arduino mega in the forum Other Data Loggers 3 years ago
Based on the photo, it appears the wiring is correct, assuming the orange and brown wires are inserted sufficiently deep into the header as to make a connection with the contact down inside the hole).
Your code is different from the latest a_wild_card.ino example that we include with the current SDI-12 library files. Are you using an older…[Read more]
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Shannon Hicks replied to the topic Teros 11 sensor on Arduino mega in the forum Other Data Loggers 3 years ago
Can you describe how you’ve wired the sensor to the Mega, or even better, can you post a photo showing the board and whatever setup you’re using to connecting the sensor to it?
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Shannon Hicks replied to the topic Teros 11 sensor on Arduino mega in the forum Other Data Loggers 3 years ago
Are you at least getting the data in decimal format before you convert it to hex, or are you saying you aren’t getting any response from the sensor?
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Shannon Hicks replied to the topic Extracting Data Query in the forum Other Data Loggers 3 years ago
Can you post the code for your sketch, or are you using the simple parsing example exactly as-is?
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Shannon Hicks replied to the topic Mayfly Availability in the forum Mayfly Data Logger 3 years ago
The shipment arrived a few days ago, I’ll be documenting the new hardware and finishing the changes to the website later this week and hopefully have them available in the shop next week.
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Shannon Hicks replied to the topic Defective LTEBee Adapter cables in the forum Mayfly Data Logger 3 years, 1 months ago
Sorry you got some backwards cables and a bad header. I used to inspect all of the boards and cables closely before shipping them out, but in the most recent production run, the cables were sealed in a foil bag along with the adapter board, so we weren’t able to see them properly. You can fix the backwards polarity cables yourself. Just use a…[Read more]
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Shannon Hicks replied to the topic Mayfly Availability in the forum Mayfly Data Logger 3 years, 1 months ago
New Mayfly boards and cool new accessories will be here very shortly, still waiting for the shipment, and then we’ll need time to turn things around and get the shop restocked, but it should be very soon. We’ll be making a blog post soon about all the updates to the hardware and accessories in about a week or so, and then things should be ready…[Read more]
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Shannon Hicks replied to the topic Using Xbee Cellular Modem with ThingSpeak in the forum Mayfly Data Logger 3 years, 1 months ago
I haven’t used Thingspeak in a very long time, since we have our own data host at MonitorMyWatershed, so I don’t know the specifics about the connections, but I know a few other EnviroDIY members have used it, so maybe one of them can help out.
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Shannon Hicks replied to the topic Using Xbee Cellular Modem with ThingSpeak in the forum Mayfly Data Logger 3 years, 1 months ago
You shouldn’t have to use XCTU for anything, the modem setup part of the sketch programs the Digi module with whatever settings are necessary, based on what you’re trying to do in the sketch. You’re able to connect to the internet, otherwise the clock syncing function wouldn’t say that your RTC is on time, so I’m guessing your issue is with…[Read more]
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Shannon Hicks replied to the topic Quantum Sensor in the forum Mayfly Data Logger 3 years, 1 months ago
With such a small max signal of 200 mV, you’d definitely want to use the ADS1115. The default ADC range has a resolution of 0.1875 mV/bit, which is pretty coarse so you’d want to use a higher gain setting like 8 or 16. At gain 16, there’s a max input of 256 mV, and a resolution of 0.0078125 mV/bit. Just be sure the ADC input doesn’t see any…[Read more]
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Shannon Hicks replied to the topic Quantum Sensor in the forum Mayfly Data Logger 3 years, 1 months ago
The Mayfly can only read analog signals from 0 volts to 3.3 volts, so you’re not going to be able to read something that puts out 5 volts. But from what I can tell about that sensor from a brief look at the manual, it only outputs a maximum voltage of 10mv. You’re supposed to use it with a separate amplifier if you want to be able to read it w…[Read more]
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Shannon Hicks replied to the topic Help Please: MaxBotix Sonar MB7386 not creating data on SD card in the forum Environmental Sensors 3 years, 2 months ago
Are you at least getting the ultrasonic sensor data to be stored on the microSD memory card but not on the website, or are you not getting any data from the ultrasonic sensor, even in the serial string that gets printed to the serial monitor after every reading?
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Shannon Hicks replied to the topic Invalid and non-unique UUID in the forum Mayfly Data Logger 3 years, 2 months ago
You can ignore the warnings to the serial monitor about the UUIDs if you never intend to send data to MMW. The warnings are just there to help people in case they were using the generic ones when they didn’t intend to. But since that’s what you want to do, it’s okay to ignore the warning.
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Shannon Hicks replied to the topic Invalid and non-unique UUID in the forum Mayfly Data Logger 3 years, 2 months ago
When you register a site on Monitor My Watershed you can set it up with various sensor parameters, and once you’ve got all of them entered on the website, you click the “View Token UUID List” button at the top of your site page and you’ll get a list of all the UUIDs in the exact format and order in which you need to paste them into your sketch. …[Read more]
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Shannon Hicks replied to the topic 502 Bad Gateway on MMW in the forum Monitor My Watershed 3 years, 2 months ago
Yes, the server was restarted this morning and service returned to normal, however all stations will be missing about 11 hours of data from earlier today.
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Shannon Hicks replied to the topic 502 Bad Gateway on MMW in the forum Monitor My Watershed 3 years, 2 months ago
Yes, we’re aware of if and the data team has been notified. No estimate on when it will be back up yet.
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