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Low-Pass Filter a PWM Signal into an Analog Voltage

Low-Pass Filter a PWM Signal into an Analog Voltage

In this article we will take a closer look at how to effectively low-pass filter a PWM signal into an analog voltage.


Characteristics of Operational Amplifiers

Characteristics of Operational Amplifiers

One of the reasons the operation amp (op-amp) is so reputable is because of its versatility. In this article, you will see that almost anything can be done using an op-amp. It is also notable that this integrated circuit has many characteristics that approach those that are considered to be ideal.


Ten Ways to Design for Intrinsic Safety

Ten Ways to Design for Intrinsic Safety

How to build electronic devices when a higher degree of safety is required.


Will Qualcomm Make Mobile Virtual Reality Competitive?

Will Qualcomm Make Mobile Virtual Reality Competitive?

Qualcomm's new VR SDK is designed to help engineers and developers seamlessly integrate their brand spanking new Snapdragon 820 SoC, but is it enough power to keep up with desktop and console VR systems?


News Apr 01, 2016 by Aaron LaBarbera
Teardown Tuesday: What’s inside a Bluetooth Radar Detector?

Teardown Tuesday: What’s inside a Bluetooth Radar Detector?

Ever wonder what's inside a radar detector? In this week's Teardown Tuesday you'll find out!


News Mar 22, 2016 by Alex Udanis
How to Buffer an Op-Amp Output for Higher Current, Part 2

How to Buffer an Op-Amp Output for Higher Current, Part 2

In this article, we will look at two variations on the basic BJT current-buffering circuit.


3 BLE Design Facets to Watch at Bluetooth World 2016

3 BLE Design Facets to Watch at Bluetooth World 2016

The show will provide a glimpse of where Bluetooth Smart technology stands in wearable and IoT designs.


News Mar 15, 2016 by Majeed Ahmad
Cadence to Unveil New Design Solutions at TSMC 2016

Cadence to Unveil New Design Solutions at TSMC 2016

Cadence Design Systems will be dropping the curtain on some exciting new technology solutions this year at TSMC 2016 in San Jose on March 15th.


News Mar 11, 2016 by Aaron LaBarbera
Thermal Design with Linear Voltage Regulators

Thermal Design with Linear Voltage Regulators

Will your linear regulator function properly under all possible operating conditions? To find out, you need to understand power dissipation and thermal resistance.


C-BISCUIT Power: Crowbar Protection Circuit for 5V Regulator

C-BISCUIT Power: Crowbar Protection Circuit for 5V Regulator

Over-voltage and over-current protection circuit for use with the C-BISCUIT platform's main computer, the Wandboard.


Projects Mar 09, 2016 by Patrick Lloyd
Program a PIC Microcontroller as an I2C Slave Device for Custom Sensor and I/O Interfacing

Program a PIC Microcontroller as an I2C Slave Device for Custom Sensor and I/O Interfacing

No I2C interface with that sensor? No problem. Program a PIC chip as an I2C slave device for custom sensor and I/O interfacing. Here, we use three DHT22 sensors on a single I2C interface.


Will Flexiramics Change Circuit Boards Forever?

Will Flexiramics Change Circuit Boards Forever?

The Dutch startup Eurekite has made a flexible ceramic called Flexiramamics, find out about what it can do.


News Feb 13, 2016 by Tim Youngblood
C-BISCUIT: Design Choices and Justification

C-BISCUIT: Design Choices and Justification

While the C-BISCUIT project is far from complete, it's already come a long way, seeing numerous ideas and design goals in the process. This article will discuss some of these.


Projects Feb 10, 2016 by Trevor Gamblin
Will the ESP32 be the ESP8266’s Worthy Successor?

Will the ESP32 be the ESP8266’s Worthy Successor?

Espressif sent out beta units (called ESP31bs) of their new SOC, the ESP32. Will it be a huge success?


News Feb 04, 2016 by Alex Udanis
Embedded PID Temperature Control, Part 1: The Circuit

Embedded PID Temperature Control, Part 1: The Circuit

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.


Projects Feb 01, 2016 by Robert Keim
Practical FIR Filter Design: Part 2 - Implementing Your Filter

Practical FIR Filter Design: Part 2 - Implementing Your Filter

Implementing a FIR filter designed in Octave or Matlab on an N-bit microprocessor


How to Eliminate Ground Loops with Signal Isolation

How to Eliminate Ground Loops with Signal Isolation

This project explains how to isolate signals to eliminate ground loops in electronic systems.


Projects Jan 29, 2016 by Orrin Bigelow
Using Scilab GUI for RGB and Lux Measurements

Using Scilab GUI for RGB and Lux Measurements

Gather data via USB from a BH1745NUC optical sensor and then display color characteristics and illuminance values.


Projects Jan 28, 2016 by Robert Keim
Practical FIR Filter Design: Part 1 - Design with Octave or Matlab

Practical FIR Filter Design: Part 1 - Design with Octave or Matlab

A simple introduction to designing FIR filters in Octave or Matlab


Design a Color Sensor with Measurements Displayed via an RGB LED Module, Part 2

Design a Color Sensor with Measurements Displayed via an RGB LED Module, Part 2

Learn how to collect and process RGB data generated by the BH1745NUC color sensor IC.


Projects Jan 23, 2016 by Robert Keim