This project is a LoRa-based messenger based on Arduino programming language, using the RP2040 microcontroller, the LoRa RA-02 transmitter-receiver module, a 0.96" OLED display, and a push-button ...

Description: This Arduino project integrates an NFC reader, a servo motor, and LEDs to create a simple access control system. The system operates as follows: When a specific NFC card is detected, the ...

The proposed 28pin DIL module includes a surface-mount ATmega328, plus an Espressif ESP8285 for the Wi-Fi interface, a Wi-Fi antenna and 2Mbyte of flash memory. An integrated push button and ...