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Most breadboard power supplies use a DC barrel jack or USB mini connectors. In this video Zach updates and improves this design with USB C power delivery.

Video

A breadboard power supply with USB C power delivery - The Byte Sized Engineer | DigiKey

Most breadboard power supplies use a DC barrel jack or USB mini connectors. In this video Zach updates and improves this design with USB C power delivery.

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Image of Measuring the Speed of Sound Using an Ultrasonic Sensor and Oscilloscope

Blog

Measuring the Speed of Sound Using an Ultrasonic Sensor and Oscilloscope

Publish Date: 2026-04-01

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Measuring the Speed of Sound Using an Ultrasonic Sensor and Oscilloscope

In this blog, I will walk through a simple experiment that uses an ultrasonic sensor and oscilloscope to measure how fast sound travels through the air.

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Contributor Highlight

L293D Motor Driver Shield and Arduino

Publish Date: 2026-04-01

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L293D Motor Driver Shield and Arduino

In this guide, we will first understand how the L293D shield works and then implement a practical servo motor control setup using Arduino UNO.

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Image of Select the Right Connectors to Meet Stringent Mil/Aero Electrical and Mechanical Requirements

Article

Select the Right Connectors to Meet Stringent Mil/Aero Electrical and Mechanical Requirements

Publish Date: 2026-04-01

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Select the Right Connectors to Meet Stringent Mil/Aero Electrical and Mechanical Requirements

Connectors for aerospace and defense integrate sophisticated materials, contact and body design, fabrication, and evaluation to meet mandated objectives.

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Image of Single-Chip Systems, MCUs for Matter-Enabled Smart Home Devices Fill Multiple Mesh Network Roles

Article

Single-Chip Systems, MCUs for Matter-Enabled Smart Home Devices Fill Multiple Mesh Network Roles

Publish Date: 2026-03-31

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Single-Chip Systems, MCUs for Matter-Enabled Smart Home Devices Fill Multiple Mesh Network Roles

Energy-efficient, low-latency components from NXP support Matter-enabled smart home networks while development tools help designers create new prototypes.

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How to Use PCF8574 GPIO Extender With Arduino or ESP32

Publish Date: 2026-03-24

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How to Use PCF8574 GPIO Extender With Arduino or ESP32

How to Use PCF8574 GPIO Extender With Arduino or ESP32: If you require more pins for your project to connect more buttons, sensors or LEDs, GPIO expanders can h

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Contributor Highlight

Color Sensing Music Player

Publish Date: 2026-03-31

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Color Sensing Music Player

Make colored bricks play music.

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We take a look at the PIC32CM GC00 Curiosity Pro development board from Microchip, enabling development of industrial-grade systems that need reliable touch control and functional safety compliance.

Video

Microchip PIC32CM GC Curiosity Pro - DK Unboxing | DigiKey

Publish Date: 2026-03-31

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Microchip PIC32CM GC Curiosity Pro - DK Unboxing | DigiKey

We take a look at the PIC32CM GC00 Curiosity Pro development board from Microchip, enabling development of industrial-grade systems that need reliable touch control and functional safety compliance.

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Image of Power Distribution Boards: Smart Alternative to Relays

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Power Distribution Boards: Smart Alternative to Relays

Publish Date: 2026-03-30

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Power Distribution Boards: Smart Alternative to Relays

This blog will talk about the core concepts and the theory behind the circuit schematic and how it was approached.

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Image of Harnessing AI at the Edge with iWave’s Agilex™ 5 System on Module

Blog

Harnessing AI at the Edge with iWave’s Agilex™ 5 System on Module

Publish Date: 2026-03-30

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Harnessing AI at the Edge with iWave’s Agilex™ 5 System on Module

As data processing increasingly moves closer to the edge, platforms that deliver efficient AI performance with low latency and high customization are needed.

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Contributor Highlight

Arduino New Year's Eve Fireworks

Publish Date: 2026-03-24

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Arduino New Year's Eve Fireworks

Arduino New Year's Eve Fireworks: Make a New Year's Eve Fireworks using Arduino and the ST7735 lcd.Watch the Video! Project file can be downloaded below.

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Kable Kontrol PVC Electrical Tape offers 7‑mil thickness, 600V insulation, & 176°F temperature resistance. UL & CSA‑approved, offers fire & weather resistance for reliable wiring, splicing, & color‑coding in residential, commercial, & industrial use.

Video

Kable Kontrol PVC Electrical Tape

Publish Date: 2026-03-30

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Kable Kontrol PVC Electrical Tape

Kable Kontrol PVC Electrical Tape offers 7‑mil thickness, 600V insulation, & 176°F temperature resistance. UL & CSA‑approved, offers fire & weather resistance for reliable wiring, splicing, & color‑coding in residential, commercial, & industrial use.

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