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PROJECT
72

CLUE Metal Detector in CircuitPython

By Adafruit Industries

Metal detecting with a CLUE or Circuit Playground Bluefruit in CircuitPython.

PROJECT
30

Robotics Education: Detector Building Part 3

By Antonio Velasco

Explore the challenges faced and the solutions found, including the creation of efficient salt bridges and the choice of materials for electrochemical cells.

PROJECT
110

Robotics Education: Detector Building Part 2

By Antonio Velasco

Explore the second part of our robotics education series as we delve into detector calibration, LED indicator integration, and student-led debugging efforts.

Detect Obstacles with an Arduino using an IR Sensor and LED
TUTORIAL
1.692

Detect Obstacles with an Arduino using an IR Sensor and LED

By Maker.io Staff

Using an Arduino, IR LED, and a matching sensor, we are able to detect objects by pulsing the LED, and reading the sensor's response.

PROJECT
131

How to Build an ESP8266 Based Connected Flower Monitor

By Maker.io Staff

Create a connected plant monitoring system that records the temperature, light level, and plant moisture level and publishes this data to a local website.

How to interface an IMU with an ESP8266
TUTORIAL
517

How to interface an IMU with an ESP8266

By Maker.io Staff

Learn how to use a BNO085 breakout board with an ESP8266 to read movement and orientation data using the Arduino IDE.

How to Interface Ultrasonic Sensors with an ESP8266
TUTORIAL
863

How to Interface Ultrasonic Sensors with an ESP8266

By Maker.io Staff

This article serves as an introduction to ultrasonic sensors and explains how you can get them up and running in no time using an ESP8266 development board.

How to Add a Keypad to an Arduino Project
TUTORIAL
564

How to Add a Keypad to an Arduino Project

By Maker.io Staff

Learn how to connect a small keyboard to an Arduino, how the keypad functions in theory, and how you can implement that theory in software.

PROJECT
19

How to Build an Arduino-Based Learning Universal Remote Part 2 Software

By Maker.io Staff

Learn how to program an intelligent learning custom IR remote control that can control any electronic device that comes with an IR remote control.

PROJECT
278

How to Build an Arduino-Based Learning Universal Remote Part 1 Hardware

By Maker.io Staff

Learn how to construct an intelligent learning custom IR remote control that can control any electronic device that comes with an IR remote control.

How to Send and Receive IR Signals with a Raspberry Pi
TUTORIAL
16.488

How to Send and Receive IR Signals with a Raspberry Pi

By Maker.io Staff

This article describes how to direct a Raspberry Pi with any conventional IR remote control and how to send IR signals from a Pi to control other devices.

How to Send and Receive Data Over IR Signals with an Arduino
TUTORIAL

How to Send and Receive Data Over IR Signals with an Arduino

By Maker.io Staff

Using an Arduino Uno, IR emitters and receivers, and the IRemote library we build a simple circuit that can send or receive standard remote control signals.