Internet of Things Stack Exchange
Internet of Things Stack Exchange

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Alternatives to Siemens Tc65 (GSM modem) as a terminal to process text messages

I'm working on a solution to solve an existing inconvenience. Some "smart" containers send an alarm via text message when they're full. The number it sends to is a personal phone number from a worker in the company. The ideal would be to send some…
Jorge Gonçalves
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Is it possible to emulate IoT with Docker?

I started an IoT simulation project to gain better understanding of the domain. So, I'm trying to emulate a number of IoT objects using Docker inside Vagrant. In the Vagrant box I'm creating 100 Docker containers. Each container simulates a single…
user6592
3
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2 answers

Is there any way to hide traditional light switches?

Because all my light switches are Wi-Fi connected, how would I remove my traditional light switches but still have easy access to turning on and off those wires so I don't always have to go to the breaker box?
Sawtaytoes
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List of BLE hardware devices & what BLE services that they support

I'm looking a simple reference list that would shows me the supported BLE Services on each devices - for example; MIO Heart Rate Global -> (Heart Rate 0x180D) Archon Wireless Bike Meter -> (Cycling Speed & Cadence 0x1816) Rationale: I'm…
Mannie
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MQTT protocol between RPi and sim808

I have an mqtt broker installed on RPi. I want to send data meseaured from a sensor attached to Arduino to the broker in the RPi. For this I am using a sim808. I know that mqtt works in LAN how can I set a LAN between the RPi and the sim808
Abyr
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1 answer

Unable to read the memory from NTAG213 via PN532

I am currently trying to write a few bytes from the PN532 to NTAG213's user-programmable memory and read back those bytes as well. The write and read happens when the PN532 detects the NTAG213 within proximity. I have ported the necessary functions…
Vinay Divakar
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1 answer

Finding the time interval between two events using CCP on PIC18f4520

I'm trying to calculate the time elapsed between two events using the CCP on PIC18F4520. The events are triggered by two sensors that are on the ccp1 and ccp2 ports. I've assigned a prescalar of 8 to the T1CON and I'm using a crystal of 16 MHz.…
Souvik Saha
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How to reset motes (Telosb) at same time?

I need to start the motes to let them run at the same time, then monitor their behavior by their serial output, the only observer is my PC. Except to restart the mote by pressing the reset button on the board, is there any other ways to reset them…
DingoStiglitz
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Unable to receive response to AT commands after switching from data mode to command mode

I am having issues with receiving the response to the AT commands from the NINA after switching from data mode to back to command mode. I used the "ATS2?" command to check the escape character and received just a single 43(DEC) as a response which…
Vinay Divakar
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Is it possible to use both Lua and the Arduino IDE on the node-mcu?

I've been playing around with two node-mcu boards uploading Lua scripts via ESPlorer on one and uploading code built from C++ via the Arduino IDE. I've come to a point where I have preference for Lua but also a C++ library intended for Arduino…
Chris Steinbach
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Automatic Compiling & Flashing of EFM32 Programs

I'm working a Machine Learning project, and I need to gather some data about the run-time of an EFM32 Microcontroller (EZR32LG). After gathering a small dataset and realizing I need more (A lot more) data, I decided I'd automate the data-gathering…
shmoo6000
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1 answer

RFM69W and LoraWan

I'm trying to figure out how I will make an RFM69W LoRa Module work with The Things Network, so I looked over many tutorials, code samples, and libraries. The one I find closest to LoRaWan support is: https://github.com/matthijskooijman/arduino-lmic…
Dimitrios Desyllas
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Lo.RaWAN: Why a network server is needed?

As I continue my quest to the Lo.RaWAN I am looking over some tutorials on how to setup a Raspberry Pi Lo.RaWAN gateway so far I found…
Dimitrios Desyllas
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Booting up ESP32 normally

I have an ESP32 chip, not the DevBoard, but the chip only, this one. https://www.olimex.com/Products/IoT/ESP32-WROOM-32/images/ESP32-WROOM32-1.jpg I have a burn board which I use to flash the ESP32, this one…
Kunal Aggarwal
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2 answers

Raspberry Pi outdoor connectivity for large farm

I have several raspberry pi zeros connected to agricultural sensors in a large farm(1500+ acres). What is my best solution for getting the agricultural data from them wirelessly? I want to get the data to a central internet connected server which…
user5399
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