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These are the first projects I made with my Arduino

One of the first projects that most people do on an Arduino is to light up or flash an LED. It seems ultra-simple because it ...
elektormagazine

Smartphone-Controlled Arduino Projects: Use Bluetooth and Wi-Fi for Wireless Communication

Looking for practical Arduino projects? This guide shows how to control a relay from your smartphone using an Arduino Uno — either via Bluetooth or Wi-Fi with an ESP8266 ESP-01 module. With ...
circuitdigest.com

Interfacing TMC2209 Stepper Motor Driver with Arduino UNO – Basic Direction and Stepping ...

⇒ UART Configuration : One of the most powerful aspects of the TMC2209 is its single-wire UART interface. With UART, you can configure motor current, microstepping resolution, operating modes, and ...
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Arduino UNO R4にSPIでOLEDディスプレイをつなぐ

Arduino UNO R4では、これまでの8bitのATmega328から、32bitのArm Cortex-M4プロセッサへと、大幅なCPU性能の向上が図られました。ルネサス製RA4M1という日本のメーカーのCPUが採用されたという点でも喜ばしいことです。 今回は、Arduino UNO R4に1.5inch OLEDモジュール(waveshare ...
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Arduino UNO R4をI2Cのスレーブモードで動作させるときの注意点

ラズパイやArduinoでセンサーなどを使うときにI2C通信がよく使われています。この場合、ラズパイやArduinoがマスターで、センサーがスレーブになって、マスターからスレーブのデータを書き込んだり、データを読み出したりします。 センサーなどの代わりに ...
trains

Download the code files for Model Railroader’s Arduino Projects

Paul and David Bradt’s Ardiono Projects offers multiple ways to use Arduino and Raspberry Pi microcontrollers for your model railroading projects. Buy the book here. Code for Button/Blink Test (SN095) ...
Elektor Magazine

Arduino UNO R4: A Strong Middleweight Between the R3 and the new Arduino UNO Q

The Arduino UNO R4 brought a modern 32-bit platform to the UNO form factor. Arduino’s Alessandro Ranellucci explained the ...