Latest Communication Technical Articles

Learn about data objects called unions in embedded C language.

Learn about data objects called unions in embedded C language.

This article introduces the Controller Area Network (CAN) serial communication bus, detailing message frames, bus…

This article introduces the Controller Area Network (CAN) serial communication bus, detailing message frames, bus arbitration, and signaling.

This introductory article will look at some of the most important features of the USB-C standard.

This introductory article will look at some of the most important features of the USB-C standard.

This article discusses the mathematical significance of I/Q signals and presents the final steps in the DSP algorithm for…

This article discusses the mathematical significance of I/Q signals and presents the final steps in the DSP algorithm for decoding frequency-shift-keying baseband signals.

Learn about a DSP technique that extracts the original digital data from a demodulated frequency-shift-keying baseband signal.

Learn about a DSP technique that extracts the original digital data from a demodulated frequency-shift-keying baseband signal.

This article describes an Ethernet-connected subsystem of a larger modular sensor system designed for industrial or smart…

This article describes an Ethernet-connected subsystem of a larger modular sensor system designed for industrial or smart home sensing and monitoring. We will discuss a custom sensor subsystem developed for this application.

This article explores the schematic design and basic features of a smart programmable wireless controller module I…

This article explores the schematic design and basic features of a smart programmable wireless controller module I designed: the WiCard.

Use a Honeywell particle sensor to measure 2.5 µm PM and 10.0 µm PM concentrations in your environment.

Use a Honeywell particle sensor to measure 2.5 µm PM and 10.0 µm PM concentrations in your environment.

This article discusses implementation details for a simple yet effective technique that can improve your digital communication.

This article discusses implementation details for a simple yet effective technique that can improve your digital communication.

This article, part of AAC’s Analog Circuit Collection, presents a simple yet effective replacement for ADC-based window…

This article, part of AAC’s Analog Circuit Collection, presents a simple yet effective replacement for ADC-based window detection.

This article provides detailed information on sampling audio signals and transferring the data to a PC for analysis.

This article provides detailed information on sampling audio signals and transferring the data to a PC for analysis.

With all these invisible radio frequencies flying through the air, we should know a little bit about what exactly they are!

With all these invisible radio frequencies flying through the air, we should know a little bit about what exactly they are!

Part 3 of this project focuses on choosing and configuring the servos you will use to create your Wi-Fi Eye.

Part 3 of this project focuses on choosing and configuring the servos you will use to create your Wi-Fi Eye.

Bluetooth LE was designed with the IoT in mind. Here are some options for troubleshooting your next Bluetooth LE project.

Bluetooth LE was designed with the IoT in mind. Here are some options for troubleshooting your next Bluetooth LE project.

In this project, we first examine how to install an ESP8266 add-on on Arduino IDE and then we make a configurable web…

In this project, we first examine how to install an ESP8266 add-on on Arduino IDE and then we make a configurable web server with an ESP8266 and show the simplicity of this process.

Bluetooth low energy (BLE) is designed to intermittently transmit information using a limited amount of power. This…

Bluetooth low energy (BLE) is designed to intermittently transmit information using a limited amount of power. This article provides the building blocks that allow you to add BLE to your projects for $5 (plus a one-time purchase of a $15 programmer).

Enter the world of the Internet of Things by building your own IoT notification device.

Enter the world of the Internet of Things by building your own IoT notification device.

This project uses the Alorium Technology XLR8, a Bluetooth LE HID Implementation, and the EasyVR voice recognition module…

This project uses the Alorium Technology XLR8, a Bluetooth LE HID Implementation, and the EasyVR voice recognition module to add voice-activated movements to your next project.

Transmit humidity and temperature data with a fully functional, off-the-shelf, battery-less wireless sensor node.

Transmit humidity and temperature data with a fully functional, off-the-shelf, battery-less wireless sensor node.