All About Circuits

Latest Programmable Logic Articles and Videos

Categories

How to Decode Manchester-Encoded Data Using Hardware

How to Decode Manchester-Encoded Data Using Hardware

This article looks at some circuits that can help you extract the original data from a Manchester-encoded signal.


How to Generate Manchester-Encoded Data in Hardware and Firmware

How to Generate Manchester-Encoded Data in Hardware and Firmware

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


Three of the Top FPGA Dev Boards for New Designers

Three of the Top FPGA Dev Boards for New Designers

Looking to get a new FPGA development board? Maybe you aren’t, but this article might persuade you to get one like our previous article did to me.


News Feb 18, 2018 by Donald Krambeck
The Why and How of Pipelining in FPGAs

The Why and How of Pipelining in FPGAs

This article explains pipelining and its implications with respect to FPGAs, i.e., latency, throughput, change in operating frequency, and resource utilization.


Design Kits Raising the Game for Amazon’s Alexa Voice Service

Design Kits Raising the Game for Amazon’s Alexa Voice Service

Here is a view of development boards for Amazon's Alexa audio technology and how they simplify design for voice-enabled speakers, appliances, and panels.


News Feb 06, 2018 by Majeed Ahmad
Solving the Power Challenges of Integrating Multiple GbE Interfaces

Solving the Power Challenges of Integrating Multiple GbE Interfaces

An exploration of how new mid-range FPGAs can perform bridging functions for Ethernet and Gigabit Ethernet (GbE) links while addressing the issue of low power consumption.


Designed for Aerospace Applications: A Radiation-Tolerant Microcontroller from Microchip

Designed for Aerospace Applications: A Radiation-Tolerant Microcontroller from Microchip

Microchip's ATmegaS64M1 AVR microcontroller offers enhanced radiation protection, an extended temperature range, and increased reliability for space and aerospace applications.


News Jan 10, 2018 by Nick Davis
A Powerful Yet Flexible Capacitance-to-Digital Converter from ams

A Powerful Yet Flexible Capacitance-to-Digital Converter from ams

A new CDC capable of measuring capacitance changes ranging from a few picofarads to hundreds of nanofarads.


News Dec 25, 2017 by Nick Davis
Flex Logix Co-Founder Awarded 3 Patents for eFPGA Designs

Flex Logix Co-Founder Awarded 3 Patents for eFPGA Designs

With three new patents under their belt, and more potentially on the way, what effect will Flex Logix’s new designs have on the FPGA industry, and how do Flex Logix’s eFPGAs differ from traditional FPGAs?


News Dec 15, 2017 by Justin Kirkham
A New Wireless-Enabled Audio Processor for Hearing Aids and Cochlear Implants

A New Wireless-Enabled Audio Processor for Hearing Aids and Cochlear Implants

Let's take a look at ON Semiconductor's new DSP-based hybrid IC solution that brings wireless connectivity to hearing aids and cochlear implants.


News Dec 11, 2017 by Nick Davis
The Polyphase Implementation of Interpolation Filters in Digital Signal Processing

The Polyphase Implementation of Interpolation Filters in Digital Signal Processing

This article discusses an efficient implementation of the interpolation filters called the polyphase implementation.


Fixed-Point Representation: The Q Format and Addition Examples

Fixed-Point Representation: The Q Format and Addition Examples

Fixed-point representation allows us to use fractional numbers on low-cost integer hardware.


Power Supply Management of GaN MMIC Power Amplifiers for Pulsed Radar

Power Supply Management of GaN MMIC Power Amplifiers for Pulsed Radar

Systems that incorporate highly integrated and highly sophisticated, high power radio frequency (RF) GaN power amplifiers (PAs), such as pulsed radar applications, are a constant challenge for today’s digital control and management systems to keep up with these ever-increasing levels of sophistication.


Circular Buffer: A Critical Element of Digital Signal Processors

Circular Buffer: A Critical Element of Digital Signal Processors

This article discusses circular buffering, which allows us to significantly accelerate the data transfer in a real-time system.


Purpose and Internal Functionality of FPGA Look-Up Tables

Purpose and Internal Functionality of FPGA Look-Up Tables

This article explains the Look-Up Tables (LUTs) constituting Field Programmable Gate Arrays (FPGAs).


Intel to Introduce New CPU-FPGA Hybrid Chip Supported by Acceleration Stack

Intel to Introduce New CPU-FPGA Hybrid Chip Supported by Acceleration Stack

Last year, Intel acquired FPGA-focused Altera. Now they've announced the intention to create a hybrid between their well-known CPUs and FPGAs.Last year, Intel acquired FPGA-focused Altera. Now they've announced a new line of hybrid chips that combine FPGAs with their well-known CPUs, achieving a goal set in 2010.


News Oct 18, 2017 by Chantelle Dubois
The Effect of Coefficient Quantization on the Performance of a Digital Filter

The Effect of Coefficient Quantization on the Performance of a Digital Filter

This article will verify that a suitable structure can reduce the sensitivity of a digital filter response to the coefficient quantization.


Structures for Implementing Finite Impulse Response Filters

Structures for Implementing Finite Impulse Response Filters

This article will review some basic structures to implement Finite Impulse Response (FIR) filters.


Nextchip SoC Teams Up with CEVA Platform to Boost Real-Time Image Processing for ADAS

Nextchip SoC Teams Up with CEVA Platform to Boost Real-Time Image Processing for ADAS

In this News Brief, we take a look at Nextchip's Apache4 pre-processor SoC, which was recently licensed to the CEVA-XM4 imaging and vision platform.


The LimeSDR Mini Open Source, USB, Programmable Software-Defined Radio

The LimeSDR Mini Open Source, USB, Programmable Software-Defined Radio

The popular open source LimeSDR USB stick programmable software-defined radio is about to get a smaller, cheaper little brother.


News Sep 26, 2017 by Tim Youngblood