I’m using 1kΩ for R1 and 2.2KΩ for R2 but you can use any resistor value as long as the R2 is approximately double the value of R1 (R2 ≈ 2R1). Similarly, repeat the circuit for both master and slave, ...

The Circuit Diagram for the same is given below: Before connecting the Arduino to the computer, press the key button, and then connect the Arduino to a computer. Hold the key button until the ...

Different port pins of Arduino are used to drive the 16×2 LCD as shown in the circuit. The message typed by the user on the Android based smartphone is received by the Bluetooth module and transmitted ...

Cytron Maker Feather AIoT S3 is an ESP32-S3 board compatible with the Adafruit Feather form factor and suitable for makers and STEM education with features like LEDs for GPIOs, a buzzer, expansion ...

Any AVR-based Arduino can be programmed via Bluetooth through this adapter by following the steps listed in either of the following tutorials: DIY Arduino Bluetooth Programming Shield by Make Magazine ...

Circuit Breaker; Upcoming Arduino Primo will have Bluetooth, NFC, Wi-Fi, and infrared. by Paul Miller. Source Nordic Semiconductor (PR) May 17, 2016, 9:56 PM UTC There ...

It’s technically a Nokia smartwatch. The watch itself runs off an Arduino board, and manages to fit a Bluetooth module and 3.7v battery into the 3D-printed watch case.

Obstacle Avoidance Robot This project showcases an obstacle avoidance robot developed using Arduino Nano, ESP12F, HC-05 Bluetooth Module, HC-SR04 Ultrasonic Sensor, L298N Motor Driver, DFPlayer Mini ...