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TUTORIAL
12

SparkFun ProDriver and Mini Stepper Motor Driver Hookup Guide

By SparkFun Electronics

SparkFun ProDriver and Mini Stepper Motor Driver utilize the latest TC78H670FTG stepper motor driver from Toshiba. With two different methods for control (serial communication or clock-in stepping) this is a great option for your next project that requires precise motor control.

PROJECT
54

Adding Audio to Your Embedded Project Using Qwiic Twist and Audio Player

By SparkFun Electronics

In this tutorial, we'll walk you through using the SparkFun Audio Player Breakout in combination with the Qwiic Twist to let you select and play tracks from a microSD card. It's a compact and powerful way to add audio interactivity to your prototype using simple I2C and serial connections.

BLOG
1,076

Building a Voice-Controlled Robot - Diving into the Circuits

By Annabel Ng

Dive into the circuits behind the S1XT33N voice-controlled robot, exploring motor control, microphone biasing, and more.

TUTORIAL
1,428

How to Control LED Intensity Using Node-RED

By Don Wilcher

Potentiometers or solid-state dimming circuits have often been used to ‎control an LED’s intensity, however a wireless method provides greater ‎remote control.

TUTORIAL
3,582

How To Connect a Thermal Printer to an Arduino Board

By Maker.io Staff

Receipt printers are a fantastic way of adding an inexpensive, simple-to-use, small printer to any project using only two serial communication lines.

TUTORIAL
1,893

How to Connect an LCD to your Arduino

By Maker.io Staff

This how-to article covers the basics of connecting character LCD displays to an Arduino.

TUTORIAL
1,960

Getting Started with Input/Output Devices on Arduino

By Maker.io Staff

This how-to article covers the basics of connecting simple physical input/output components to an Arduino.

TUTORIAL
148

How to Use the INA219 Power Monitor with Atmosphere IoT Studio

By Maker.io Staff

With the INA219 power monitor, the Atmosphere IoT Studio Cloud can now keep track of electrical circuit data and connect them to the cloud.

PROJECT
11,556

Getting Started with STM32 - Working with ADC and DMA

By ShawnHymel

Let’s take a look at how to use the analog-to-digital converter (ADC) in an STM32 microcontroller. To make conversions happen more quickly, we can use the direct memory access (DMA) controller to pipe data directly from a peripheral (like the ADC) to memory and vice versa.

PROJECT
11,846

Getting Started with STM32 - I2C Example

By ShawnHymel

Let’s look at how to connect a simple I2C device to a STM32 Nucleo board to read temperature data using the STM32 HAL API.

PROJECT
126

Arduino LoRa Weather Sensor

By ShawnHymel

Use an Arduino to read temperature, humidity, and pressure data from a BME280 and send it over a simple LoRa connection to a Raspberry Pi server.

PROJECT
109

Live Spotify Album Art Display

By SparkFun Electronics

In the past couple weeks I've been experimenting with LuMini Rings and RGB Matrix Panels. Some interesting examples to make them really pop.