I've been working with SSD1306 OLED for long time, in some projects I was in need to add some special fonts and add some graphics or icons like blue tooth symbols. I thought to put all these...
I have put together this Excel file which shows the "translations" bettween AWG value of cable (american wire gauge) and european metric value of surface and diameter. I...
Temporary solution:
After you start compiling and compiling log reachs uploading sketch stage, you should continuously press BOOT button on ESP32 board until uploading complete...
here is an implementation of a car lights checker which reports if all 4 car's lights are working properly. To find out if there is a problem with the lights (head and rear) we use...
So B4R is so much more than simply code and breakout boards assembled/connecter by jump-wires and breadboards...
I know for a fact that most of us are not electronics pronned and thus...
This example downloads a file from a server folder (here I use a folder in htdocs on my apache server) and saves it to a file on the file system. Tested with 700KB files. Set headers (browse the...
My office gets cold overnight in winter. I have a heater which has a basic thermostat but its very inaccurate (its just a min/max dial not temperature based). If I leave it on...
Just for the fun of it. Can now control my Digital Satellite TV decoder from anywhere in my house....
Nano connected to the HC-05 module
B4A app connects to the HC-05 and sends the B4A "button...
I am working on a little thermometer project for my greenhouse using an ESP8266 and a temperature sensor. You have multiple sensors to choose from such as DHT11/22, BMP180 etc, but no...
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