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ShillehTek IoT & Beyond

GPIO Tutorials

All ShillehTek tutorials and guides tagged GPIO.

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31 tutorials
BME280 LoRa Telemetry with Meshtastic ESP32 SX1262 | ShillehTek
Mar 08, 2026 ShillehTek 457 views

BME280 LoRa Telemetry with Meshtastic ESP32 SX1262 | ShillehTek

Wire a BME280 sensor to an ESP32 LoRa V3 board and use Meshtastic to broadcast temperature, humidity, and pressure ov...
STM32F411 Black Pill Onboard LED: Blink with HAL | ShillehTek
Mar 06, 2026 Mahmood M. Shilleh 164 views

STM32F411 Black Pill Onboard LED: Blink with HAL | ShillehTek

Build an STM32CubeIDE HAL project to blink the STM32F411CEU6 Black Pill onboard LED (PC13) and verify your toolchain ...
Arduino A4988 Stepper Driver: Control a Stepper Motor | ShillehTek
Feb 28, 2026 Mahmood M. Shilleh 101 views

Arduino A4988 Stepper Driver: Control a Stepper Motor | ShillehTek

Wire an Arduino Uno to an A4988 stepper driver to spin a stepper motor forward and reverse, with speed control via ST...
Raspberry Pi Pico W MQ135: Read Live ADC Values | ShillehTek
Feb 24, 2026 Mahmood M. Shilleh 162 views

Raspberry Pi Pico W MQ135: Read Live ADC Values | ShillehTek

Build a Raspberry Pi Pico W and MQ135 setup that reads analog air quality values with MicroPython, printing live ADC ...
ESP32 2-Channel Relay Module: Control Two Loads | ShillehTek
Feb 21, 2026 Mahmood M. Shilleh 172 views

ESP32 2-Channel Relay Module: Control Two Loads | ShillehTek

Build an ESP32 2-channel relay controller to switch two loads reliably with Arduino code, with shared ground and stab...
Arduino UNO 2-Channel Relay Module: Control Two Loads | ShillehTek
Feb 21, 2026 Mahmood M. Shilleh 87 views

Arduino UNO 2-Channel Relay Module: Control Two Loads | ShillehTek

Build an Arduino UNO 2-channel relay module controller to switch two loads with active LOW support, clean wiring, and...
Pico W 2-Channel Relay: Control two loads | ShillehTek
Feb 21, 2026 Mahmood M. Shilleh 79 views

Pico W 2-Channel Relay: Control two loads | ShillehTek

Build a Raspberry Pi Pico W 2-channel relay controller with MicroPython to switch two loads safely using shared groun...