Basics 6 min read
A World With out Cords: An Overview of Wireless Charging
Qi (pronounced as “chee”) charging is an optimized inductive charging, also known as “wireless charging” allowing you to charge your…
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Basics 6 min read
Understanding Noise and PSRR in LDO
The effect of noise and Power Supply Rejection Ratio (PSRR) in Low-dropout (LDO) regulators. In this article, we will cover…
Basics 12 min read
Discontinuous Conduction Mode of Simple Converters
Discussed here are the discontinuous conduction mode, mode boundary, and conversion ratio of simple converters. Origin of the Discontinuous Conduction…
Basics 10 min read
Mad with Power: An Introduction to Power Processing
The core concept of power processing can be explained together with several significant applications of power electronics. Power electronics is…
Basics 15 min read
Gyromouse—Creating Novel Linux Controllers
Embedded and wearable systems require new ideas for input controller hardware. But older software still expects a keyboard and mouse.…
Basics 6 min read
Understanding Analog-to-Digital Converters: Deciphering Resolution and Sampling Rate
Perhaps two of the most important characteristics to consider during the selection process for analog-to-digital converters (ADCs) are the resolution and…
Basics 7 min read
Controlling an LCD via SPI: An Introduction to Project Development with an EFM8 Microcontroller
Microcontroller-based embedded designs begin with hardware, then move from low- to higher-level firmware development. We will explore this design process…
Basics 3 min read
Learning About Differential Quadrature Phase Shift Keying (DQPSK) Modulation
This technical brief explains what differential QPSK is and why it can be advantageous compared to ordinary QPSK. Supporting Information…
Basics 3 min read
Understanding Quadrature Phase Shift Keying (QPSK) Modulation
This technical brief covers the basic characteristics of a digital modulation scheme known as quadrature phase shift keying. In the…
Basics 8 min read
The How and Why of Energy Harvesting for Low-Power Applications
In this article, we’ll go over the basics of energy harvesting and discuss what forms it can take when scavenging…