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ShillehTek IoT & Beyond

Raspberry Pi, ESP32 & Arduino Tutorials

Free step-by-step guides, wiring diagrams, and code for makers — new builds added every week.

Arduino MQ-135: Print Indoor Air Quality Readings | ShillehTek
May 14, 2026 Mahmood M. Shilleh 50 views

Arduino MQ-135: Print Indoor Air Quality Readings | ShillehTek

Build an Arduino MQ-135 indoor air monitor that prints relative air-quality readings to Serial, so you can track chan...
Arduino Nano TCS3200: Read RGB Values in Serial | ShillehTek
May 14, 2026 Mahmood M. Shilleh 29 views

Arduino Nano TCS3200: Read RGB Values in Serial | ShillehTek

Build an Arduino Nano project with the TCS3200 color sensor to read RGB values in Serial for quick color detection an...
Arduino AD8232 ECG Module: Plot a Live ECG Waveform | ShillehTek
May 14, 2026 Mahmood M. Shilleh 37 views

Arduino AD8232 ECG Module: Plot a Live ECG Waveform | ShillehTek

Build an Arduino AD8232 ECG monitor that streams a live ECG waveform to Serial Plotter for fast bio-signal prototypin...
Arduino BH1750: Read Real Lux Over Serial | ShillehTek
May 14, 2026 Mahmood M. Shilleh 64 views

Arduino BH1750: Read Real Lux Over Serial | ShillehTek

Build an Arduino Nano lux meter with the BH1750 (GY-302) sensor and read real light intensity over I2C in the Serial ...
Arduino 433 MHz RF: Decode and Replay Remote Codes | ShillehTek
May 09, 2026 Mahmood M. Shilleh 240 views

Arduino 433 MHz RF: Decode and Replay Remote Codes | ShillehTek

Build an Arduino 433 MHz RF decoder and replay sketch to control remote mains sockets, capturing codes once and autom...
Arduino Pro Micro Push Buttons: USB HID Macro Pad | ShillehTek
May 09, 2026 Mahmood M. Shilleh 228 views

Arduino Pro Micro Push Buttons: USB HID Macro Pad | ShillehTek

Build an Arduino Pro Micro push-button USB HID macro pad that sends real key presses (F13 to F16) for custom shortcut...
Wemos D1 Mini ESP8266: Blink LED and Print Wi-Fi IP | ShillehTek
May 09, 2026 Mahmood M. Shilleh 141 views

Wemos D1 Mini ESP8266: Blink LED and Print Wi-Fi IP | ShillehTek

Set up a Wemos D1 Mini ESP8266 in the Arduino IDE to blink the on-board LED and connect to Wi-Fi while printing its I...
Arduino HC-05 Bluetooth Module: Wireless Serial Control | ShillehTek
May 09, 2026 Mahmood M. Shilleh 108 views

Arduino HC-05 Bluetooth Module: Wireless Serial Control | ShillehTek

Build Arduino HC-05 Bluetooth Classic wireless serial control to send phone commands and toggle an LED, using Softwar...
Arduino 4x4 Membrane Keypad: Read Keys in Serial | ShillehTek
May 09, 2026 Mahmood M. Shilleh 84 views

Arduino 4x4 Membrane Keypad: Read Keys in Serial | ShillehTek

Wire a 4x4 membrane keypad to an Arduino and read key presses in the Serial Monitor, plus a simple passcode check usi...
Arduino ST7735 TFT: Drive a Color Display via SPI | ShillehTek
May 09, 2026 Mahmood M. Shilleh 148 views

Arduino ST7735 TFT: Drive a Color Display via SPI | ShillehTek

Build an Arduino ST7735 TFT SPI display project: wire a 1.8-inch 128×160 color screen, install Adafruit libraries, an...
Arduino Nano AD8232: Wearable ECG Monitor on TFT | ShillehTek
May 08, 2026 Mahmood M. Shilleh 138 views

Arduino Nano AD8232: Wearable ECG Monitor on TFT | ShillehTek

Build a battery-powered Arduino Nano AD8232 wearable ECG monitor with a 2.8 inch ILI9341 TFT, including three display...
WeMos TTgo ESP32 UNO D1 R32: Arduino IDE Setup | ShillehTek
May 08, 2026 Mahmood M. Shilleh 136 views

WeMos TTgo ESP32 UNO D1 R32: Arduino IDE Setup | ShillehTek

Set up the Arduino IDE for the WeMos TTgo ESP32 UNO D1 R32 so you can install ESP32 boards, select the right port, an...