wifi

Hi guys, I need a small program to integrate the code in my own program. It only needs to be for B4A. No other platform. On the mainpage there must be 2 buttons : 1. to open the wifi settings Page. 2. a button to connect with the given wifi settings. On that wifi settings page you must be...

Hi and sorry to raise an old quesiton again, but was advised to raise a new question. I've seen an old thread about setting the hostname of an ESP8266 and Erel posted some code to asnwer to OP. Private Sub AppStart Serial1.Initialize(115200) Log("AppStart") Dim bb() As Byte =...

hello does anyone have an example of how to perform an ESP32 update function via an application written in B4A (via wifi)

This project combines two libraries, [B4X] SP Ping and [B4X] IFStatus. The following code shows how to use both libraries. https://www.b4x.com/android/forum/threads/b4x-sp-ping-run-the-ping-command-from-b4a-b4j-and-b4i.161861/...

SOLUTION HERE https://www.b4x.com/android/forum/threads/b4x-sp-inetstatus-check-if-internet-is-available-type-wifi-cell-lan.161750/ Class version I share with you this code that works in B4A, B4I and B4J. Requires B4A -> Network, B4I -> iNetwork, or B4J -> jNetwork If you use this class you...

Hi Is it possible to make a fake Wi-Fi in Android?

Since today I get an error when I want to connect to the Wi-Fi network. rESP8266WiFi.h:142:23: error: cannot declare field 'B4R::WiFiSSLSocket::client' to be of abstract type 'B4R::BufferedWiFiClient' I searched for the error and I found that it has been fixed in rESP8266WiFi version 1.55...

hi everyone i wanna to send array of integer from udp socket but i can how do it! hoever im trying to do this but it dose not work well here my sample code: Private Sub Label1_Click Dim hum=200,temp=320 As Int Dim int() As Int = Array As Int(temp,hum) Dim byte() As Byte =...

Hi All, first post here so please bear with me. Sorry if it been discussed, but I spend few hours to search without any success. So if it been discussed before simply show me corresponding thread. In environment where I work we have big warehouse with many access points. When one move inside...

In modern versions of Android, it is possible to choose access to the Internet through Wi-Fi or mobile data. I looked through a lot of topics and realized that now this is a problem. But probably colleagues are looking for ways to solve it. For example, I want to use Wifi only as an access point...

Hello, I am new MQTT technology and therefore I want to know will MQTT allow me to use Wifi for messaging? This option can to collect information from android devices near the server (broker) by WiFi? Security tools in modern versions of android will allow me to solve my problem? Where can I...

Hi! I'm trying to find an example using this library. I liked the functionality of this library, but how to put it into practice? I want to use Wifi direct to send requests to the head unit (server).

Hello again everyone. How do I view the devices on the connected network? The device to be viewed must be connected to the same wifi network. Thanks in advance

I wanted to create a local area network between 3 smartphones, using Wifi modules of the 5th generation. In the future, I wanted to place on one of them a SQL database server that 2 other smartphones can access to it. I won't be using a WiFi router. Only 3 smartphones to work within the range of...

What options exist for transmitting information (short text file) at a distance of 500-1000 meters, without using a cellular connection. I have experience in using dron (quadrocopters), where the communication range with smartphones when using Wifi 5 is guaranteed at least 1 km, in the absence...

This library is the result of my first approach with Zebra printers. I started by connecting via LAN (or Wi-Fi) ZPL language. I plan to connect via BLE and perhaps also via USB. Have a good time. Preview only works if you have an internet connection For ESC/POS Printer see here The Demo version...

With it clear that an Arduino would not support my project and the recommendation that I should upgrade to a RPI covered in the thread rMQTT HostName with query parameters and despite my previous less than satisfactory experience with RPi projects, I'm pleasantly surprised with progress, however...

Moved to the B4R Questions

I have this problem. Device connected in wifi to an esp module, obviously without internet connection I need to retrieve data from an ftp server using mobile data connection, but seems the device only use the wifi with no success, ignoring the mobile data channel Any suggestion? wifi...

With one or more wifi routers, is it possible to have an accurate position of the smartphone within a room? Suppose we are inside a rectangular-sized warehouse with no shelves or other type of obstacle to radio waves Using wifi access points, one or more than one, is it possible to have the...