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The serial-discovery tool is a command line program that interacts via stdio. It accepts commands as plain ASCII strings terminated with LF \n and sends response as JSON. Install a recent golang ...

Implement a USB PD protocol analyzer, a USB PD trigger board or a more sophisticated power sink using a few additional components and simple Arduino code. Supports several STM32 microcontrollers.

Have you ever wanted to turn external electrical devices ON/OFF from your PC? In this article, we will explain how to turn LEDs on and off from a PC using the "USB RELAY X-RL2 (2-channel)," a ...

Erqos EQSP32CE is a DIN rail-mountable industrial IoT PLC based on an ESP32-S3 WiFi and Bluetooth SoC and offering Ethernet, RS-485, RS-232, and CAN bus industrial communication interfaces. The IIoT ...

When it comes to electronic design, breadboarding a circuit is the fun part — the creative juices flow, parts come and go, jumpers build into a tangled mess, but it’s all worth it when the circuit ...

An Always On USB port is a handy feature, but it's not always easy to spot. We explain what it does and how to identify your USB ports with confidence.

People have been attempting to turn Kindles into more than e-readers since the first devices came out nearly two decades ago. The e-ink displays are low-power and great for displaying information that ...

We’ve covered plenty of connected displays based on ESP32 chips over the years, but the Waveshare ESP32-C5-LCD-1.47 is a little different, since it’s the first to feature an ESP32-C5 chip for ...