Some Multi Function Shield clones use inverted digit select logic. If the display digits are selected incorrectly on your board, enable the following option before compiling: ...

Do you like vintage objects, but you don't want to give up modernity? This project transforms an old rotary dial phone into a real 4G mobile phone thanks to an ATmega328 and a BK A7670E GSM module.

Nowadays, visual indication is a must-have feature for any electronic device, which will make user interaction much easier. There are multiple ways to implement the visual indication, from simple ...

TM1637 is a kind of LED (light-emitting diode display) drive controller special circuit with a keyboard scan interface. It is internally integrated with MCU digital interface, data latch, and LED high ...

Firmware update for OBD2-Analyser NG. OBD2 software for OBD2-Analyser NG with Bluetooth module running on PC and Raspberry Pi with Bluetooth adapter. This project improves the firmware of the ...