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How to Add Bluetooth to a Ceiling Fan

How to Add Bluetooth to a Ceiling Fan

How to add BLE capabilities to a wireless ceiling fan by incorporating the nRF51 in the remote control. Part of our series on the nRF51.


Introduction to the MQTT Protocol on NodeMCU

Introduction to the MQTT Protocol on NodeMCU

MQ Telemetry Transport (MQTT) is a popular low-overhead messaging protocol used by many IoT devices to communicate. This tutorial will show the user how to to set up a basic MQTT network using Python on his or her computer and an ESP8266 running the NodeMCU firmware.


Projects Sep 15, 2015 by Patrick Lloyd
Make an Automatic Water Softener Reporter

Make an Automatic Water Softener Reporter

Create a smart home by displaying the current salt level of your water softener with the CC3200 and a proximity sensor.


How to Make an Interactive TCP Server with NodeMCU on the ESP8266

How to Make an Interactive TCP Server with NodeMCU on the ESP8266

Learn how to connect your device with Linux Screen using the built-in Lua interpreter to set up the file system and connect to the network. Then, learn how to automate the scripting process with Luatool and put it all together with a basic TCP server that can interact with a pulse-width modulated LED, a potentiometer, and a switch.


Projects Jul 22, 2015 by Patrick Lloyd
Controlling an LCD via SPI: An Introduction to Project Development with an EFM8 Microcontroller

Controlling an LCD via SPI: An Introduction to Project Development with an EFM8 Microcontroller

A simple LCD control project with an EFM8 evaluation board demonstrates basic principles of embedded development.


Projects Jul 08, 2015 by Robert Keim