Wemos D1 Mini ESP8266: Blink LED and Print Wi-Fi IP
Set up a Wemos D1 Mini ESP8266 in the Arduino IDE to blink the on-board LED and connect to Wi-Fi while printing...
Arduino HC-05 Bluetooth Module: Wireless Serial Control
Build Arduino HC-05 Bluetooth Classic wireless serial control to send phone commands and toggle an LED, using SoftwareSerial and a simple resistor...
Arduino 4x4 Membrane Keypad: Read Keys in Serial
Wire a 4x4 membrane keypad to an Arduino and read key presses in the Serial Monitor, plus a simple passcode check using...
Arduino ST7735 TFT: Drive a Color Display via SPI
Build an Arduino ST7735 TFT SPI display project: wire a 1.8-inch 128×160 color screen, install Adafruit libraries, and render text and counters...
Arduino Nano AD8232: Wearable ECG Monitor on TFT
Build a battery-powered Arduino Nano AD8232 wearable ECG monitor with a 2.8 inch ILI9341 TFT, including three display modes and safe, PC-free...
WeMos TTgo ESP32 UNO D1 R32: Arduino IDE Setup
Set up the Arduino IDE for the WeMos TTgo ESP32 UNO D1 R32 so you can install ESP32 boards, select the right...
Arduino UNO TMC2209: Quiet NEMA 17 Step Control
Wire a TMC2209 to an Arduino UNO to drive a NEMA 17 stepper quietly with simple STEP/DIR/EN control, plus safe VREF setup...
Arduino MCP2515 CAN Bus Module: DHT11 Data to LCD
Build an Arduino MCP2515 CAN bus link that sends DHT11 temperature and humidity from a Nano to a Uno and displays it...
Breadboard Arduino TP4056: Rechargeable 5V Power
Build a rechargeable 5 V breadboard power module using a TP4056 charger, 18650 cell, and boost converter so Arduino projects run untethered...
GPS With Arduino: NEO-6M Step-by-Step Tutorial With TinyGPS++
Wire an Arduino to a NEO-6M GPS module, install TinyGPS++, and stream live latitude and longitude to Serial for easy Google Maps...
Raspberry Pi Pico W BLE: Temp in MicroPython
Build Raspberry Pi Pico W BLE peripheral and central in MicroPython to stream and read on-board temperature using aioble, with quick validation...
Arduino NRF24L01: Build Wireless Communication Link
Build Arduino NRF24L01 wireless communication between two boards over SPI, send text, control LEDs, and tune range for reliable links with ShillehTek.