All Questions
2,065
questions
0
votes
0
answers
8
views
HomeKit automation hub recommendations
I’m looking to have a automation device in the home, so that things such as motion sensors can turn lights on, even when my iPhone isn’t around or has empty battery. I’m not after remote access and I ...
0
votes
0
answers
8
views
Leaksmart water flow meter with water valve Item #: 8853001 and Item #8852400 compatible with Aeotec Hub i.e SmartThings
I want to install a Leaksmart water flow meter with a shut-off valve Item #: 8853300 and I have Aeotec Hub(i.e SmartThings). Before I purchase that product I want to know that this item can work with ...
- 41
-2
votes
1
answer
14
views
How to set up Google TV without remote
I have lost the remote for a Google TV device and after a factory reset I can't connect to it with the Google Home app on my phone. How do I make it work?
- 95
-2
votes
1
answer
28
views
Is it possible to connect an esp32 (or similar) to a "guest" WiFi network that requires logging in via a splash page?
I would like to connect an IoT device (esp32, etc.) to the guest WiFi network at the office. When I connect my own personal laptop to the guest network, it requires checking a box on a splash/welcome ...
0
votes
0
answers
11
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Can the state of one Google Home device control the state of another device?
Is it possible for a Google Home device to report state which then can affect the state of another device?
For example a thermostat device reports a temperature threshold is met and Google Home then ...
- 101
0
votes
0
answers
17
views
LC Technology Relay x4 Reset to Mode 1?
Hi have a LC Technology Relay x4 board with a custom-firmware (using ESPHome) on the ESP01 attached to it.
As a curiosity, I pressed on the S1 switch to see if it's doing something. The "normal&...
- 141
-2
votes
1
answer
44
views
GPS tracking system using raspberry pi 4 and lower lorawan [closed]
I am trying to implement raspberry pi 4 with lorawan hats. what are the required hardware to apply gps tracking system to create a nodes and gateway?
- 1
1
vote
0
answers
32
views
ESP32-CAM DMA PROBLEM with upython
I'm running micropython_camera_feeeb5ea3_esp32_idf4_4.bin & the camera won't initialise if I've previously used https via urequests
E (14790) cam_hal: cam_dma_config(296): DMA buffer 32768 Byte ...
- 11
0
votes
0
answers
29
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What is the "fully independent automatic working mode" of the RFM97CW LoRa module?
I was searching for LoRa transceivers for a project to create a tracking device, and I came across the RFM97CW and RFM95CW, that claim on their product pages to have a "fully independent ...
0
votes
0
answers
20
views
Recommendation and compatibility of Smart sprinkler controller and smart soil moisture sensor with Aeotec Hub(i.e SmartThings)
Scenario: Smart soil moisture sensor and Smart sprinkler controller will be connected to the Aeotec Hub. When the soil moisture sensor detects less moisture it will automatically start sprinklers ...
- 41
0
votes
1
answer
32
views
Connect PHP WebServer as a MQTT subscriber
I would like some advices and help concerning a IoT stack.
This is the stack I have imagined:
Arduino, the IoT device
Broker, doesn't matter for now, I will use a free public broker for testing.
A ...
2
votes
0
answers
23
views
How to account for variation in sensors across multiple devices?
I am working on installing 5 sensors around a workshop to measure the mass of different storage boxes.
I wish to use the same codebase to record and log all the data from each sensor setup.
One issue ...
- 21
2
votes
1
answer
54
views
LoPy4 MQTT Example does not Work
I have two LoPy4 Dev boards. I am using this tutorial in order to (successfully) communicate with the two boards. After receiving data in LoRa communication I am trying to also publish this data in an ...
- 151
2
votes
1
answer
34
views
Tasmota WebQuery rule not reaching URL despite logging "performs WebQuery" (with Command: Unknown)
I have added rule to my tasmota sonoff light switch (typing in console web interface):
Rule1 ON POWER2#state==1 DO WebQuery http://192.168.0.106/input.php GET ENDON
The output from console:
11:51:24 ...
- 121
0
votes
0
answers
21
views
Can the relay be controlled over serial on the ESP8266 WI-FI?
I recently purchased an ESP8266 WI-FI which looks similar to this but is actually this one with the extra row of pins by the serial lines. I'm following along with the instructions on the first page ...
- 1
2
votes
0
answers
45
views
PTZ Security Camera Stuck in a Tour
I have an outdoor PTZ Dome Camera of unknown manufacturer but it has a type number sticker saying, NG4RT-42718. It came with CMS V3.1.0.8 software. This seemed to drive the camera adequately until I ...
- 21
0
votes
0
answers
17
views
Using Xiaomi Mi Band for a Indoor Navigation System
I have to use a Xiaomi Mi band 6 for receiving the BLE signal strength from some beacons deployed in a room in order to track user's position. My initial plan was to develop a wearable App that ...
1
vote
1
answer
40
views
How to wire multiple DS18B20 temperature sensors?
I want to wire up a few DS18B20 sensors to measure various points across a span of about 10 meters. (I intend to hook this up to an ESP8266 and use Tasmota, but I think that's not really relevant to ...
- 133
0
votes
0
answers
47
views
How to handle the connection in MQTT using Paho
I've managed to connect to my Mosquitto broker of Paho MQTT JS client. However, the client disconnects inmediately after completing the connection. Before it worked now I'm testing it doesn't work.
...
- 167
1
vote
0
answers
82
views
How to import libraries with ESP-IDF for visual studio code?
What I am trying to do
I have an ESP32-CAM, and I want to use Visual Studio Code, I already used the Arduino IDE at first, and it worked fine.
To work with the ESP32 on VS Code I installed the ...
- 161
3
votes
2
answers
46
views
Iot datalake. Can you help me. Thanks [closed]
I collect data from iot sensors.
I get some byte datas, whose bits have some meanings.
I will use some bits for anlytics finally.
So the following is my question.
Should I convert these bits used for ...
- 31
1
vote
1
answer
55
views
Real-time web-app for IOT devices
Goal
I'm currently building a web-application to control multiple IOT devices over the cellular network, given the nature of the devices (working off battery power and operating in network constrained ...
- 11
1
vote
1
answer
70
views
Heltec WiFi Lora32 - Can i received LoraWAN packets?
I bought this shield and trying to receive LoraWAN packets in my surrounding.
ESP32 Heltec Lora
Within their SDK there is examples of receiving data for Lora, joining LoraWAN, however i am interested ...
- 113
0
votes
0
answers
52
views
MQTT TLS by Node-RED
I had a problem when sending request using MQTT through Node-RED.
I actually have a LorAWAN gateway that is connected to TTN Cloud and Node-red was deployed in the gateway as an additional application....
0
votes
0
answers
23
views
Control a Sony EVI-D90 PTZ (visca protocol) by using a joystick who is not support visca but only Pelco
That's nice to have such community to look for help when we need.
I have a Sony EVI-D90 camera which support VISCA protocol, and I have a joystick controller from HIKVISION DS1003KI which supports ...
0
votes
0
answers
39
views
Using smartphone as a Zigbee end node
I am looking for a "presence" solution with in a 3-5 meter radius.
It can be a always connected device or a beacon type (just transmitting signals periodically. It is does not need to be ...
- 109
1
vote
0
answers
33
views
Combining the detection of smoke+motion+temperature+light in a single wired device
I'm working on a prototype home automation for our to-be renovated off-grid farmhouse. Much of the house will run directly on 24V DC (except the power devices like microwave etc).The whole setup will ...
1
vote
0
answers
28
views
How to play specific sound to speaker when motions detected at specific time?
If motion 1,2,3 detected at midnight, I would like to play this sound to my deck speaker and flash my smart bulb red (on repeat).
What is the basic way to achieve this?
Tools:
Samsung SmartThings hub, ...
- 111
3
votes
1
answer
57
views
Mylek heater on Tuya app - online/offline
I've been using the Tuya app on iPhone for a couple of months, first with a Devola heater which broke down in a month so I sent it back, now with a Mylek.
I didn't realise until I got the Mylek that ...
- 141
0
votes
0
answers
19
views
Network traffic to AWS IOT server
I have simple application basic-pub-sub from AWS CPP SDK that performs basic actions on AWS IOT server. I was trying to monitor network traffic between application and device endpoint provided by AWS ...
- 123
3
votes
1
answer
32
views
Digital door lock standard protocol
What's the standard protocol used by digital door locks that are managed through Bluetooth devices? Like Android and iOS devices.
While digital locks and Epic works with Android app like KeyWe little ...
- 131
4
votes
2
answers
250
views
ESP32 CAM unable to use micropython and connect to the esp
I am trying to install micropython on my esp32 cam.
I tried 3 differents ways to do it.
First one command and putty
I installed python and esptool with pip install esptool.
Then I looked wich COM was ...
- 161
0
votes
0
answers
14
views
How do I implement my own custom version of the Adaptative Data Rate (ADR) algorithm?
I'm using this LoRaWAN kit https://www.seeedstudio.com/LoRa-LoRaWAN-Gateway-868MHz-Kit-with-Raspberry-Pi-3.html : a risinghf rxhfM301 with RPI3 and I want to implement a custom ADR algorithm. I'm ...
- 11
0
votes
1
answer
25
views
Help selecting a microcontroler
I need you help, currently I`m searching for a microcontroller
That supports ultra power mode.
Has bluettoth support.
Can be waked up by a wireless interruption.
The microcontroller must be powered ...
0
votes
0
answers
23
views
ESP8266 3-way switch
I'm upgrading a bunch of light switches to smart switches that are flashed with Tasmota. Running a local MQTT server, Node Red, and Home Assistant. For the most part all is going well... However, I'm ...
- 101
0
votes
0
answers
25
views
How can I use push data (to be sent to end node) to LoRaWAN gateway through a python script?
I'm trying to implement an alternative algorithm to ADR for LoRaWAN communication. I have a rising HF RHFM301 gateway model working with a RPi3 as host and a Seeeduino LoRaWAN as end node. I was ...
- 11
-5
votes
2
answers
126
views
Hardware to wire ESP32 directly to 110VAC? [closed]
I'd like to fit an ESP32 directly into a single gang (North American) electrical box with enough room left over to fit a typical light switch over the top of it (these are usually pretty shallow, and ...
- 91
0
votes
0
answers
38
views
Using ESP32 as a web server and Arduino
This is my first project and I'm getting my way around this.
I wanted to make a simple project using Arduino creating a web server, in order to turn on and off the AC.
I think I made a mistake buying ...
0
votes
0
answers
14
views
Reality check: SUPLA Cloud for bridging local DIY devices and Google assistant?
I found the SUPLA Cloud docker container, and it kind of looks like it might be something I can install in docker on my local machine to connect my personal DIY IOT devices to outside services like ...
- 101
1
vote
0
answers
17
views
How to setup an alternative algorithm to ADR?
I've setup a simple LoRaWAN network with a Seeeduino node and an RHF2S001 gateway module using a Raspberry pi 3. I'm working on a project where I need to setup an alternative algorithm to ADR (...
- 11
0
votes
0
answers
21
views
How to minimize the calls to server to update the nodemcu pins
I have created an api which fetchs data from sql server.
My Android app has buttons, on click it calls that api and posts status of pin.
My node mcu hit that api for the current status of the pins.
I ...
- 1
2
votes
1
answer
19
views
How to make Amazon Echo device to control devices in the same room with the same name?
I have two Amazon Echo devices installed in two rooms. I have created groups and added devices of the rooms to their respective groups. But I have some devices with the same name. For example, I have ...
- 121
0
votes
1
answer
19
views
Different message payload for two debug nodes from single output
In NodeRed, I am seeing a different message payload sent to two debug nodes that are connected to the same output.
Here is the debug output. Take note of the identical message id, and the different '...
0
votes
0
answers
47
views
Can the Sonoff iFan03/iFan04 be hacked to do dimming?
Looking at the Tasmota compatibility, this seems to use gpio13 for the light fixture. Other devices seem to do PWM on that pin, and the ESP8266 pinouts I can find online suggest this is indeed a PWM ...
- 91
0
votes
1
answer
47
views
How to list mosquitto clients using dynamic security feature?
I got the Dynamic Security of mosquitto mostly working. However, I'm not sure how to use the listClients command through the json approach, as explained here:
https://github.com/eclipse/mosquitto/...
- 317
0
votes
0
answers
25
views
Is IoMT technologically different to IoT?
It seems from papers such as this that IoMT is just IoT for medical devices with no new technological developments.
Is there anything about IoMT such as a standard that somehow differentiates it from ...
- 1,205
1
vote
0
answers
31
views
Is it possible to run a 12v Nema17 Stepper motor remotely with ESP32 over LORA P2P?
I'm new to this, but I have 2x ESP32 LoRa modules that I want to setup. I want to be able transmit a signal from one ESP32 LoRa module to the other ESP32 LoRa module over LoRa to run a stepper motor ...
0
votes
0
answers
45
views
Choosing BLE beacons and gateways
I don’t get what is the difference between different beacons. For example, the Meeblue M52-SA costs 10 USD, approximately, and the Estimote Proximity beacon costs 25 USD. Both use Bluetooth 5, their ...
- 101
1
vote
0
answers
137
views
Ikea Tradfri Gateway still not found by app within the same network
I've connected the Tradfri Gateway (GW) to the LAN port of my router. The Internet light (middle) is already stable after some time, but the Network light (topmost) is always pulsing. Anyway, I ...
- 11
0
votes
1
answer
38
views
What tasmota commands (web console) will turn on an indicator LED that I suspect is at gpio3?
I've just used tuya-convert to flash a Soundance C198 powerstrip. This is my first time doing anything like that, and I'm a little lost. The web interface gives me a list of gpios 0-10, and 12-17. ...
- 91