GitHub

blake5634/esp32_IDF_i2c_16x2_LCD

I am an experienced embedded software engineer (and Professor) and I was shocked at how difficult this was. Using these devices on Arduino with the Arduino IDE "just works." Pain points for ESP-IDF ...
GitHub

Arduino-RFID-Access-Control-with-Servo-LCD-LEDs-and-Buzzer-using-Arduino---Full-Tutorial

RFID Module: Reads the UID from an RFID tag/card. If the UID matches the authorized UID, access is granted. Ensure the RFID tag/card UID matches the authorized UID in the code. Use the potentiometer ...
EDN

Arduino I2C LCD Backpack Introductory Tutorial

Assume that you are moving towards a complex microcontroller project bundled with blinkers, beepers, and a display panel. To link a standard 16×2 LCD directly with the microcontroller, for instance ...
note

I2C通信でArduinoにファイル転送：I2Cでファイル転送ってどうよ？

ラズパイからArduinoにファイルを送りたい場合があるかと思います。例えば、音楽ファイルとか画像ファイルとか。 あらかじめSDカードに書き込んでオフラインで渡すというので用が足りる場合は良いのですが、動作中にデータを変えたい場合もあるかと思い ...
elektormagazine

Programming the Arduino in BASIC - Using I2C Part. 3

The I2C (Inter-Integrated Circuit) bus is a synchronous serial communication protocol that allows multiple electronic components (sensors, displays, memories, etc.) to be connected within the same ...
circuitdigest.com

Interfacing PCA9306 Module with Arduino Uno

Total mastery over the pinout and functionality of the PCA9306 for conversion of logic levels from 5V to 3.3V. A step-by-step interfacing diagram for the PCA9306 to Arduino UNO. Working example with ...