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.
Learn how to make a tachometer and speedometer using a C8051 microcontroller, an optoelectronic sensor, and a spinning disc.
Learn how to make a tachometer and speedometer using a C8051 microcontroller, an optoelectronic sensor, and a spinning disc.
An accelerometer can be a valuable addition to a robotics project. This article will show you one approach to generating…
An accelerometer can be a valuable addition to a robotics project. This article will show you one approach to generating and analyzing acceleration data.
This project uses a C8051 microcontroller development kit, an accelerometer evaluation board, and Simplicity Studio…
This project uses a C8051 microcontroller development kit, an accelerometer evaluation board, and Simplicity Studio IDE—all from Silicon Labs—to rather quickly and easily build a motion-detecting alarm system.
The latest Bluetooth Specification provides features that allow increased speed and increased transmission distance. This…
The latest Bluetooth Specification provides features that allow increased speed and increased transmission distance. This article provides information about the various bit data paths used in the latest specifications.
In part 4 of our Wi-Fi Eye project, we'll deal with our power supply
In part 4 of our Wi-Fi Eye project, we'll deal with our power supply
Part two of building a device that can detect Wi-Fi signals and "react" accordingly.
Part two of building a device that can detect Wi-Fi signals and "react" accordingly.
Building an animatronic, wearable, Wi-Fi robots, part 1: Programming the controller.
Building an animatronic, wearable, Wi-Fi robots, part 1: Programming the controller.
Learn how to make your own Wi-Fi-enabled "ESP Alarm."
Learn how to make your own Wi-Fi-enabled "ESP Alarm."
This article presents an overview of various applications which exploit convolution, an advanced signal operation.
This article presents an overview of various applications which exploit convolution, an advanced signal operation.
Learn a little history of EMC compliance, some EMI theory, and some common EMI countermeasures.
Learn a little history of EMC compliance, some EMI theory, and some common EMI countermeasures.
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).
Developing a robot with a computer brain needs a bunch of software tools on the computer side—like software drivers,…
Developing a robot with a computer brain needs a bunch of software tools on the computer side—like software drivers, third party tools for computer vision, simulation tools, and more. ROS framework gathers all these tools and manages how you develop a code for your robot.
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.
Radio Over Fiber (ROF) combines RF and optics, providing optical links to replace strategic portions of cellular,…
Radio Over Fiber (ROF) combines RF and optics, providing optical links to replace strategic portions of cellular, satellite, and copper based systems.
Use an Arduino/Genuino 101, a TI SensorTag, and an SD shield to build a BLE multi-sensor data logger that records…
Use an Arduino/Genuino 101, a TI SensorTag, and an SD shield to build a BLE multi-sensor data logger that records temperature, humidity, atmospheric pressure, ambient light and more.
Signal degradation is unavoidable, but various ICs, such as the DS250DF210, can help to restore what has been lost (or…
Signal degradation is unavoidable, but various ICs, such as the DS250DF210, can help to restore what has been lost (or eliminate what has been added).
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.