B4R v1.20 added support for ESP8266 modules. ESP8266 is a great module for IoT solutions. For a few dollars you get a powerful microcontroller with built-in support for wifi.
Last December I made a request for support for the ESP32 Camera support. Well, I finally found the time to work on it myself and here's my initial attempt at implementing this with...
If you want more FLASH memory space (say 128K flash), need more RAM (how about 20K), would like your program to run a little faster, or simply want to play around with a different micro-controller...
There seem to be quite a few variants of the Arduino's Boards, So I thought, let's Show-Off our Boards and create a Listing, similar to the B4A devices Listing, so that when problems arises, we...
B4R v1.50 includes a new type named B4RSerializator (in rRandomAccessFile library).
B4RSerializator solves a difficult and common task. Sending messages with multiple fields to other platforms...
this is an example of using the Real Time Clock DS1302 (from sunfounder).
There are two versions:
1. Manual: Set the time manual befor uploading. After uploading the time is...
This example uses an Ethernet shield to connect to a server. In this case the server is implemented with B4J, though you can easily implement a similar server with B4A or B4i.
Here is a short tutorial on how to control an 8 channel relay module via MQTT. Below you will find both the WeMos and Android source codes needed to get started. The relay module is connected to a...
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