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).

26 questions with no upvoted or accepted answers
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11
votes
0answers
529 views

Android things create Wi-Fi access point to configure device

I need to send Wi-Fi credentials to my Android Things headless device via a mobile app. As it is right now, the device advertises on Bluetooth, the mobile app connects to device and sends Wi-Fi ...
6
votes
0answers
839 views

Connect NodeMCU 0.9 to WPA2 Enterprise

Is there a way to connect to a NodeMCU 0.9 to WPA2 Enterprise like Eduroam? Now I'm using the Arduino IDE 1.8.5 with the library: ESP8266WiFi.h In this way I simply connect to a personal WPA2 with ...
5
votes
0answers
190 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 ...
5
votes
0answers
331 views

AWS IoT Enterprise Button setup fails during Wi-Fi configuration and can't connect

IoT button is able to connect to home Wi-Fi but not corporate Wi-Fi networks. Fails to connect to WPA2-Personal as well. What kind of Wi-Fi networks does the AWS IoT enterprise button support and can ...
4
votes
0answers
45 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 ...
4
votes
0answers
256 views

NodeMCU - create public webserver

How would I go about creating a public web server so that I can control my NodeMCU v3 from anywhere in the world? I was thinking about flashing espruino on my board since I have more experience with ...
3
votes
0answers
52 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 ...
3
votes
0answers
180 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
votes
0answers
37 views

Using Alexa as speaker over LAN

I would like to use my Alexa as a speaker for my (windows)PC. My PC doesn't have Bluetooth and Alexa is not directly connected to my PC. Since the Alexa is connected to the same router (via WiFi) as ...
2
votes
0answers
453 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
votes
0answers
36 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 ...
2
votes
0answers
35 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 ...
2
votes
0answers
129 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
votes
0answers
1k 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
votes
0answers
30 views

How to optimise WiFi and ZigBee Coexistence

Assuming I'm not ready to give up 2.4 GHz wifi just yet, and I'm mostly immune to interference from nearby installations (i.e. I have control of any relevant configurations), what should I be doing to ...
2
votes
0answers
435 views

Can I enable interrupts on GPIO16 of ESP8266?

Usually, the gpio16 is not used as gpio. But we can read the state or change the state by writing directly to the registers. WRITE_PERI_REG(PAD_XPD_DCDC_CONF, (READ_PERI_REG(PAD_XPD_DCDC_CONF) &...
1
vote
1answer
55 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 ...
1
vote
0answers
42 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 ...
1
vote
0answers
36 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 ...
0
votes
0answers
35 views

What are the current reliable remote internet options?

I have a remote camera security system that is off-grid & solar-powered. Right now, I connect to it using a off-the-shelf mifi / hotspot device. It works, but if I ever have a few days of low ...
0
votes
0answers
41 views

ESP32 or Other as DHCP AP / Router

I have a number of IoT devices that need to be able to connect to a central device. The ideal solution would be a sort-of homegrown router that uses an ESP32 or other solution that can operate as an ...
0
votes
0answers
94 views

Chromecast, Ubiquiti/Unifi and netflix

I am having some trouble to connect the netflix app from my android app to a chromecast. Briefly, it takes a long time (from 5 to 30 minutes) until the cast icon appears in my netflix android app as ...
0
votes
0answers
16 views

iMX6ULL can't connect to WiFi if band-steering is enabled?

We're using the iMX6ULL and the LBEE5KL1DX WiFi/Bluetooth module. We are experiencing a problem where our device times out anytime it tries to connect to a WiFi network with band steering enabled - it ...
0
votes
0answers
60 views

Build a 220 V ~ 40 A WiFi switch for controlling my pool pump so that it can replace my mechanical timer

Looking at the Migro Outdoor Smart Wi-Fi Outlet Box it appears it's just a Wifi Switch, Contactor and Manual override switch? (just found that this is on the Sonoff itself) This was asked in the link ...
0
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0answers
32 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 ...
0
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0answers
40 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 ...