Arduino IDE Tutorials

Set up the STM32H723ZGT6 in Arduino IDE using STM32duino, run a blink test, and benchmark a fast float loop for real-...

Compare ESP32-S3, ESP32-C3, and ESP32-C6 to choose the right board for BLE sensors, WiFi 6 battery nodes, or Zigbee/T...

Set up ESP32-S3-DevKitC-1 N16R8 in Arduino IDE, enable OPI PSRAM, and confirm 16 MB Flash plus 8 MB PSRAM for memory-...

Flash an ESP8266 ESP-01 and STM32 Blue Pill over UART using a CP2102 USB-to-TTL adapter, with stable power wiring tip...

Set up an ESP32-C3 DevKit in Arduino IDE, then verify WiFi scanning and BLE 5 notifications for a low-cost IoT node w...

Build a hidden touch switch using an Arduino Nano and TTP223B to toggle a relay through acrylic or wood, for clean en...

Wire an Arduino Nano to a TCA9548A I2C multiplexer to run up to eight identical 0x3C OLEDs or sensors without address...

Build a simple Arduino Nano motion test and compare HC-SR501 PIR vs RCWL-0516 radar to choose the right sensor for re...

Benchmark Arduino Nano vs ESP8266 vs ESP32 vs STM32F103 using the same loop test to compare real-world integer and fl...

Compare DHT11, DHT22, BME680, and DS18B20 on an Arduino Nano to choose the best temperature sensor for humidity, VOC,...

Build a Pro Micro USB MIDI controller with buttons and potentiometers that your DAW detects instantly, using MIDIUSB ...

Build an Arduino Nano KY-037 double-clap relay switch to toggle a mains lamp with two claps, using simple timing logi...