Latest Communication Projects

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.

In this article, we will take a look at the XDK110 rapid prototyping kit, characterize its hardware, explore its software…

In this article, we will take a look at the XDK110 rapid prototyping kit, characterize its hardware, explore its software environment, and demonstrate connecting the device to the MQTT messaging service.

This article shows you two ways to use a Raspberry Pi Zero Wireless to track flights in your area. It also demonstrates…

This article shows you two ways to use a Raspberry Pi Zero Wireless to track flights in your area. It also demonstrates how it can control a 64×64 RGB matrix.

Learn how to listen to frequencies on the air with nothing more than a USB dongle: first FM radio, then voice signals.

Learn how to listen to frequencies on the air with nothing more than a USB dongle: first FM radio, then voice signals.

In this short project article series, we will implement a simple PID controller using LabVIEW on a hobby DC servo motor…

In this short project article series, we will implement a simple PID controller using LabVIEW on a hobby DC servo motor and the NI myRIO.

Create a tracking device with an HC-12 transceiver, a GPS module, an Arduino, and Google Maps.

Create a tracking device with an HC-12 transceiver, a GPS module, an Arduino, and Google Maps.

In this short project article series, we will implement a simple PID controller using LabVIEW with a hobby DC servo motor…

In this short project article series, we will implement a simple PID controller using LabVIEW with a hobby DC servo motor and NI myRIO.

Combine the Si4844-A10 analog-tuned radio receiver with an Arduino to make a full-featured multiband radio.

Combine the Si4844-A10 analog-tuned radio receiver with an Arduino to make a full-featured multiband radio.

In this project, the reader will learn how to build and program a desktop industrial automation trainer for…

In this project, the reader will learn how to build and program a desktop industrial automation trainer for experimentation in robotics, motor, and process control system concepts on their workbench.

In this article, we will use a simple, proven tuning procedure to find effective values for proportional, integral, and…

In this article, we will use a simple, proven tuning procedure to find effective values for proportional, integral, and derivative gain.

We will explore how P, I, and D gain influences system performance, and in the process we will find a gain configuration…

We will explore how P, I, and D gain influences system performance, and in the process we will find a gain configuration that works well for our temperature controller.

With USB communications and a Scilab graphical user interface, we can really see what the PID controller is doing.

With USB communications and a Scilab graphical user interface, we can really see what the PID controller is doing.

We will implement a basic PID (proportional–integral–derivative) controller in firmware and observe the results using…

We will implement a basic PID (proportional–integral–derivative) controller in firmware and observe the results using an oscope and LEDs.

This article covers the firmware that allows the EFM8 microcontroller to communicate with the DAC and the MAX31855.

This article covers the firmware that allows the EFM8 microcontroller to communicate with the DAC and the MAX31855.

Invoke the power of the PID (proportional–integral–derivative controller)! The key components in this design are an…

Invoke the power of the PID (proportional–integral–derivative controller)! The key components in this design are an EFM8 microcontroller, a DAC, and the MAX31855 thermocouple-to-digital converter.

In this project, you'll learn how to wire an LED and flash it using the Raspberry Pi. Also, to isolate the Raspberry Pi's…

In this project, you'll learn how to wire an LED and flash it using the Raspberry Pi. Also, to isolate the Raspberry Pi's + 3.3VDC compliant output pins from supply voltages greater than this power source, an opto-isolator will be introduced as well.

Learn how to put together your own toaster oven controller with a handful of inexpensive, through-hole parts. The…

Learn how to put together your own toaster oven controller with a handful of inexpensive, through-hole parts. The emphasis is on safety, low price, and minimal modification of the toaster oven.