Latest Consumer Electronics Technical Articles

Learn how to communicate with a custom BLE peripheral using an Android device.

Learn how to communicate with a custom BLE peripheral using an Android device.

MQ Telemetry Transport (MQTT) is a popular low-overhead messaging protocol used by many IoT devices to communicate. This…

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.

Adding variable speed control and battery monitoring to a Power Wheels truck!

Adding variable speed control and battery monitoring to a Power Wheels truck!

Part 5 in the “How to Make an Ambient Light Monitor” series.

Part 5 in the “How to Make an Ambient Light Monitor” series.

Learn how to set up the Wunderbar platform to begin building your own IoT apps. This will demonstrate the "Can't Touch…

Learn how to set up the Wunderbar platform to begin building your own IoT apps. This will demonstrate the "Can't Touch This" and "Tell Me When" demo applications to measure WunderBar sensors and perform actions based on them. Some of the major bugs are discussed.

This article will go into a bit of the background of FSK and demonstrate writing a simulator in Python.

This article will go into a bit of the background of FSK and demonstrate writing a simulator in Python.

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

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

Part 4 in the “How to Make an Ambient Light Monitor” series

Part 4 in the “How to Make an Ambient Light Monitor” series

Operational amplifiers are a cornerstone of EE design. Get your first taste of this topic through a few simple circuit exercises!

Operational amplifiers are a cornerstone of EE design. Get your first taste of this topic through a few simple circuit exercises!

Detect audio with an electret microphone and a TI CC3200 Wifi microcontroller. This handy project will allow you to set…

Detect audio with an electret microphone and a TI CC3200 Wifi microcontroller. This handy project will allow you to set up an audio detection device that can be used to catch your roommate stealing things from the fridge or send you an alert if the noise in your room goes above a certain threshold.

The use of dependent sources when using Nodal Analysis.

The use of dependent sources when using Nodal Analysis.

This article walks through the very basics of quantum computing and how they are designed. It will also provide accurate…

This article walks through the very basics of quantum computing and how they are designed. It will also provide accurate information about the principles behind quantum theory that helps quantum computing work. The objective is to help you understand this new age technology and its benefits.

Part 2 in the "How to Make an Ambient Light Monitor" Series. Our smart ambient light monitor will need to digitize and…

Part 2 in the "How to Make an Ambient Light Monitor" Series. Our smart ambient light monitor will need to digitize and analyze signals from an optical detector, so it is time to explore the EFM8’s integrated analog-to-digital conversion functionality.

Part 3 in the “How to Make an Ambient Light Monitor” series. The project continues by building an ambient light…

Part 3 in the “How to Make an Ambient Light Monitor” series. The project continues by building an ambient light sensor circuit on a breadboard, digitizing the circuit’s output signals, and interpreting the digitized measurements.

How to interface a Raspberry Pi to an I2C temperature sensor (TMP102) and then publish the data to a Google sheet and graph.

How to interface a Raspberry Pi to an I2C temperature sensor (TMP102) and then publish the data to a Google sheet and graph.

Learn how to use an EFM8 microcontroller to convert current and voltage measurements to digits that can be displayed on…

Learn how to use an EFM8 microcontroller to convert current and voltage measurements to digits that can be displayed on an LCD. We'll discuss a convenient way to report analog-to-digital conversion values that represent current and voltage amplitudes.

Use the EFM8’s USB functionality to transfer an image from your PC to an LCD.

Use the EFM8’s USB functionality to transfer an image from your PC to an LCD.

How to estimate wireless communication range from radio parameters.

How to estimate wireless communication range from radio parameters.

Compile and install NodeMCU on the ESP8266 IoT chip using Linux tools and the ESP Open Source SDK

Compile and install NodeMCU on the ESP8266 IoT chip using Linux tools and the ESP Open Source SDK