This article provides an introduction to microcontroller power management concepts. The NXP i.MX RT500 family of crossover MCUs will be used to provide examples of how these power management concepts can be employed by embedded developers in their applications.
July 08, 2021 by Alejandra Guzman, NXP Semiconductors
Learn about multi-threaded programs, developing applications using the XOS real-time operating system, resource sharing with semaphores, and how NXP's i.MX RT500 family of microcontrollers help engineers design DSP-enabled smart devices.
June 24, 2021 by Jason Tseng, NXP Semiconductors
Redriver or retimer devices can extend the Peripheral Component Interface Express (PCIe®) protocol signal range. This article discusses how to select the best one for compute system and NVMe™ storage applications today and into the future.
January 12, 2021 by Tam Do, Microchip
This article discusses an algorithm to find the optimum adjusted point in a two-dimensional space with orthogonal input vectors. The algorithm solves equations for intersecting circles based on measured data points.
December 15, 2020 by Russell Hoppenstein, Texas Instruments
Learn about the widely used methods for filtering and processing data samples in the time domain while taking a closer look at the Dual Biquad IIR engine of the PowerQuad unit in the LPC55S69 MCU.
December 03, 2020 by Eli Hughes, NXP Semiconductors
Autonomous drones and robots utilize small motors. These fast-spinning mini motors require miniature encoders and IC package sizes. This article shows how an optical sinusoidal encoder provides a higher resolution and increased speeds with a 2x3 mm dual simultaneous-sampling SAR-ADC.
August 11, 2020 by Bonnie Baker, Maxim Integrated
This application note describes an SLG46140V design that implements a 16-bit up/down counter with quadrature encoder inputs. The GreenPAK device relieves the host of real-time input requirements and allows for easy connection of multiple encoders.
April 30, 2019 by Muhammad Shahbaz, for Dialog Semiconductor
This design solution evaluates the accuracy of thermocouples used for high-temperature measurements as well as resistance temperature detectors (RTDs) used for local cold-junction-compensation (CJC) points.
April 11, 2019 by Bonnie Baker, Maxim Integrated
In part 12 of Resolving the Signal, we look at a power-supply noise design example to discuss which supplies are most critical when trying to increase a system's PSR. From that example, we offer best practices to maintain low power-supply noise and debugging tips for a system's overall noise performance.
January 29, 2019 by Bryan Lizon, Texas Instruments
Part 11 of the Resolving the Signal series explores how power supplies contribute to unwanted noise, how to measure and quantify that noise, and how noise ends up impacting system performance.
December 11, 2018 by Bryan Lizon, Texas Instruments
This article offers an overview of the various component options for smart meter design and how they can improve the operation of the meters into which they are designed.
December 04, 2018 by Philippe Di Fulvio, Littelfuse Inc
Part 9 of the Resolving the Signal series analyzes several different methods for reducing reference noise's effect in systems and examines the difference of reference noise's impact on low- and high-resolution ADCs.
October 02, 2018 by Bryan Lizon, Texas Instruments
Part 8 of the Resolving the Signal series dives further into how different noise sources impact precision delta-sigma ADCs by focusing on reference noise and ADC noise, and how gain affects reference noise.
August 21, 2018 by Bryan Lizon, Texas Instruments
This article shows how to implement an analog PID controller, including adjusting of the angular position of a DC motor shaft, editing the design to control its speed, and tuning PID parameters for reliable performance.
August 14, 2018 by Mahmoud Hamdy, Brightskies Technologies