Questions tagged [wifi]

For questions concerning Wi-Fi connected IoT devices and protocols for Wi-Fi communication. Use the [wireless] tag for any other wireless protocol - this tag is specifically for Wi-Fi (IEEE 802.11.x).

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2
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0answers
44 views

How to pair the Xiaomi Smartmi Electric Heater 1S with the Mi Home app through WiFi

It seems that my Mi Home app is not recognizing the Xiaomi Smartmi Electric Heater 1S. This is actually happening with two different Xiaomi heaters (same model). What I've tried so far, after ...
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0answers
48 views

How to have a Nedis smart device to connect to WiFi network without app and registering?

I have a Nedis WIFIHTPL20FWT Smart conversion heater. It seems that I need to register to Nedis cloud service and only then using Nedis SmartLife App this device could be connected to my local WLAN. I ...
2
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1answer
62 views

Board to act as a hotspot and connect to Internet

Please excuse the very vague title, I had no idea how to condense my question into a title. Unit A - ESP32 Unit B - what I am looking for HOME_WIFI - The wifi network broadcasted within my home. ...
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0answers
17 views

Cannot connect to softAP hosted on ESP32 IoT device on Windows 10

I have an IoT ESP32 device that needs to be configured through its softAP WiFi. When I enter the credentials of that network I get "cannot connect to network". I suspect that it's because ...
4
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1answer
54 views

Control Raspberry Pi depending on Wifi-Users

I am creating a "digital dashboard", consisting of a TV and a Raspberry Pi 3B+. The TV just shows calendar, time, weather, etc.. In the tutorial I am following for that, the creator uses a ...
2
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0answers
34 views

ESP32 transmit data over BLE VS Wifi

I am working on a project where I have got an ESP32 device (Wifi & Bluetooth), which reads data from some sensors, such as temperature and soil moisture (outdoor environment). The data is then ...
1
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0answers
27 views

Add secure-Ethernet connectivity to IoT board

I'm designing a board with a small (8-bit) MCU onboard. Its job is to control a bunch of I/O and PWM signals, but does not handle any high-level connectivity but UARTs. It is required to have a WiFi ...
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0answers
36 views

UL-certified WiFi Wall Switch

I'm looking for a UL-certified WiFi wall switch for programming network effects in Python. UL-certified Wall-mounted Mains-powered 2+ physical switches Python-programmable. I want to program some ...
6
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1answer
821 views

Can I use my Raspberry Pi with 802.11 ah HaLow yet?

What I’m looking for is some type of USB adaptor or similar thing that I can use with a few Raspberry Pi’s to create a 802.11 ah network, but Googling hasn’t helped at all. Does anyone know how I ...
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1answer
16 views

How to replace a on-the-wire switch by a smart device?

I would like to replace this with a smart, Wi-Fi enabled device (Zigbee could be OK as well) that I could also command from Home Assistant. I would absolutely like to retain the capacity to switch ...
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2answers
34 views

How to control an ESP8266 via the Wi-Fi?

Summary I would like to build (ideally based on ESPHome) a device with a buzzer I can trigger remotely via the network. Context I have several systems built around my home automation system: Home ...
2
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1answer
1k views

How to build a 220v ~40 amp WIFI switch (for pool pump or similar)

I'm looking for ideas and suggestions to build a 220v ~ 40 amp wifi switch for controlling my pool pump so that it can replace my mechanical timer. Very few devices are available on the market. There ...
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0answers
29 views

Most efficient wlan module for a bunch of rcars

I want to build up a rc car on my own which I can connect/steer via an app - either smartphone or computer. Not decided, yet. I also want to use multiple cars, each for a friend so let's say in the ...
18
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4answers
535 views

What factors to consider when selecting an integrated wifi MCU for a low powered edge device?

The motivation for this question comes from the fact that some time ago I created a simple proof of concept (PoC) IoT edge device using a microcontroller and a CC3100 Wifi network processor. One of ...
10
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3answers
1k views

802.11 action frames send and receive in software

Is it possible to gain access to 802.11 action frames TX/RX from software? There's a proprietary protocol based on vendor-specific action frames called ESP-NOW for ESP8266 and ESP32 chips, and I'd ...
3
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1answer
35 views

Is there an out-of-the-box solution for PWM controlling?

I need to ventilate a room because of my Resin printers. I have a discarded kitchen extractor hood with an EBM fan in it. It takes 10v PWM to control the speed. And the lights have a driver. To ...
14
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2answers
3k views

How can a device get the SSID and Password of my Network without WPS?

I'm studying ways to make an IoT device access an user´s wifi network. I know about the WPS way, where the device 'broadcast' a signal and the router, after being commanded to listen, 'receive' it and ...
16
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2answers
473 views

What is a good way for an IoT device to receive its network settings?

I'm in the process of building an IoT device using ESP8266. The device will eventually contain a couple of motors, and I would like to control these motors using MQTT. I would like to make the device ...
3
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0answers
67 views

ESP IDF Data backup to NVS when power goes off

I am using esp-IDF library and esp32 for smart lighting. I want to maintain the state of the lights when power goes off as it can be written somewhere in NVS. Such implementation is available for ...
2
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2answers
37 views

Hardware Recommendation to Wirelessly measure Cat Wheel Revolutions

I'd like to attach a battery powered IOT Device to my Cat Wheel to measure the number of times it rotates across the afternoon. Not too concerned about what programming language is involved in ...
0
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0answers
41 views

convert string type value to integer type getting wrong result

I'm working on a project where I use MIT app inventor's spinner to select some one of the numeric value like 250 ,1000. I'm sending this value to firebase database and from that receiving it in ...
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1answer
65 views

Using LoRa as a www link

I am new to IoT and LoRa, and still trying to grasp the scope and capabilities after discovering a whole technology I never knew existed. I have read some about LoRaWan and IoT, but am confused about ...
6
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1answer
211 views

What is the working voltage range of a Sonoff Touch?

I would like to replace normal (mechanical) switches at home with Sonoff Touch ones, which I will be able to manage. Today I have this: and by adding the Sonoff Touch I will have that (P1 is the ...
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0answers
32 views

Please ensure your device has a proper internet connection

I have been using the 1st. Gen Kevo for almost 3 years now and was working perfect until last week that stop working with all of our phones (1 iOS and 2 Android) I tried to reset the lock and from ...
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2answers
242 views

How many local IoT, MQTT devices on a single WiFi router?

I am working on a dedicated WiFi network of real-time, IoT devices communicating with MQTT. Messages are very short, approximately 100 bytes. There will be at least 85 devices on the network. IoT ...
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1answer
50 views

How to flash original firmware of a device?

I flashed Tasmota on my wifi boiler switch (the white one with the glass touch panel the uses 'SmartLife' app like the one here: https://www.amazon.com/dp/B07PLQHJDW/ref=cm_sw_r_cp_apa_i_DiCoEbV2ANWMJ)...
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1answer
205 views

How to pair IoT device

I've seen on the internet how the IoT device gets connected to the Android/iOS apps. In one video, one guy kept pressing one button for several seconds and the device enters in pairing mode and mobile ...
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0answers
383 views

IOT WiFi setup for iOS and Android

Hello IOT developers, I have an IOT project that requires a bit of WiFi magic, and I wonder if anyone of you guys have experience on the topic. The scenario is as follows: I have a WiFi hub (...
12
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1answer
21k views

Connect to device at home network remotely

I am trying to figure out if it is possible in any way for me to remotely connect to a device on my home network, but remotely. Scenario: My entertainment system is connected to the home network, ...
4
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2answers
81 views

OS for Orange Pi zero plus

I bought an orange pi zero plus and want to make a wifi access point that passes all traffic of the connected devices through tor. Simply I wanted a dev board that has gigabit ethernet and wifi for ...
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0answers
38 views

Why MCU can connect to WiFi network and computers cannot?

I was testing a system based on some devices connected to a WiFi network. There are 3 devices that make part of the system: A raspberry Pi, an ESP32 and a laptop PC. The raspi acts as a Apache server ...
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2answers
55 views

How to encrypt sensor data in low-power wireless communication like LoRa, BLE, …?

Wireless sensors communication have limitation in message size due to low power consumption. Assume that we have a heart rate sensor sending data via BLE, or a GPS data sending via LoRa to a receiver:...
12
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5answers
1k views

Is Bluetooth a good enough protocol for “lost my keys” beacons?

Bluetooth beacons for localizing lost objects are beginning to spread. You can locate them using an app on your smartphone (yes, and create an account, share on facebook your objects, ...) with a ...
2
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2answers
168 views

How do smart plugs connect to Wi-Fi via mobile applications?

All smart plugs generally have same method of connecting to Wi-Fi and with the mobile application. It's like Check the Wi-Fi light on device Search for device's Wi-Fi broadcast and connect Add ...
9
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2answers
583 views

Can One-way SSL secure an IoT device?

I am considering an IoT device connected to my local network (default settings, no VPN, no NAT, no DMZ) with or without Internet access. My device will run as a HTTP server offering a RPC mechanism ...
44
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7answers
10k views

What is the simplest programmable IoT device that can connect to Wi-Fi?

I am trying to build a cheap asset tracker that can be powered by a battery pack. All I need the IoT device to do, is to connect to known WiFi network access points. I have access to the backend ...
1
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1answer
72 views

Two Wi-Fi networks

I am a new home owner and I am using the Google Wi-Fi Pods for a mesh network. I recently found out that my garage door opener myQ does not support mesh networks. When I installed the Google Pods I ...
0
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1answer
24 views

Wia Dot One - PIR Events are not created?

Recently I have been building some projects using the Wia Dot One and the PIR module which I got with it. I am still new to electronics so I am using the "Blocks" feature on the Wia.io platform. ...
1
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2answers
253 views

How to send WIFI credentials to ESP32?

I would like to know what are the available ways one can send wifi creds to esp32 other than using wifimanager.
4
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1answer
79 views

How to structure connection slots for WiFi clients

Say we have hundreds of WiFi clients that pretend to connect to a single router. The firmware on the clients is modifiable. I'm aware the routers can handle only few dozen of clients at time. Because ...
2
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0answers
34 views

Industrial programmable radio transceiver

(I hope this kind of questions are tolerated here. Otherwise, please say it in the comment and I will delete the question) I have to create a wireless network of over 200 devices, placed in the same ...
0
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1answer
462 views

MQTT Client behind router and Port forwarding for subscription of Client [closed]

I use MQTT (Mosquitto) and several ESP8266 for sensoring issues. I want that the clients also can "subsribe" to trigger actions on the clients. The MQTT Server is placed in a VLAN of my main router. ...
4
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0answers
40 views

Accessing my Wi-Fi IoT socket from remote via Phone

I'd like to access my Wi-Fi Socket (Smart Plug SWA1) at home from anywhere via my (Android) Phone. It works perfectly at home via Wi-Fi. But when I tried it from outside, it didn't. Even if it says ...
2
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0answers
94 views

Adding a webserver to eth2wifi example for ESP32

I am interested in using ESP32-EVB from Olimex to run the eth2wifi from esp-iot-solution, using the wifi softap data forwarding demo. If I correctly understand the code, it just moves packets from ...
2
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1answer
67 views

Zigbee or Bluetooth for turning router on and off? [closed]

I want to be able to turn my wifi router on and off with a smart plug. What would be the best way to achieve that? Have one special plug which is zigbee (or is Bluetooth better for this?) which only ...
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0answers
39 views

what wifi modules exactly do? [closed]

Does it connect to server directly or connected to a router for data sharing or both? well, I'm having hard time about understanding this issues. Does it can provide communication to the server ...
5
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0answers
129 views

Using Wi-Fi hardware for ZigBee

Is it possible to use Wi-Fi adapters for communicating with ZigBee devices? Wi-Fi and ZigBee both use the 2.4 GHz range, so the radio hardware should be identical, right? Since I can not find ...
2
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0answers
48 views

Idea about Wifi Mesh In High-Rise Building? [closed]

I’ve been reading about wifi mesh and I’m thinking, would it work if we had one wifi mesh plugged into the modem and then had many nodes going around the high-rise buildings, perhaps 3 stories up and ...
2
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0answers
900 views

Simple NAT implementation on ESP32

I have an ESP32 wroom32 that has WiFi internally and an ethernet port. I want to be able to connect my phone to the WiFi and access a webserver running on the ethernet port. Schematically this looks ...
2
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1answer
43 views

How would I make a wifi alarm clock? [closed]

I was just wondering how I would create a completely custom wifi alarm clock, what are the things I would need in terms of IoT? I would want to control it via a custom built ios app. I am trying to ...