J2-6 SDI(MOSI) LCD SPI bus write data signal J2-7 SCK LCD SPI bus clock signal J2-8 LED LCD backlight control signal (high level lighting, if you do not need control, please connect 3.3V) J2-9 ...

This is a simple 0 to 9 counter circuit constructed using Arduino! Here, a common cathode 7-segment LED display is connected to Arduino for displaying the digits. The code (Arduino sketch) allows push ...

// #define MAKERFABS_ESP32_S3_TFT_4_3_v1_3 ...

We all like cheap items off eBay especially if they do cool and unusual things, sometimes we get so carried away by the price that we do not even realize that fact that we do not know anything about ...