Hackaday

Arduino Hacks

Here’s something fun from [Chad Kapper] over on HackMakeMod: Escape Room Lockbox with the Cheap Yellow Display. You may have heard of the “cheap yellow display” (CYD), so-called due to the board’s ...
GitHub

Control a relay with an ESP8266 - purpose built module

So you want to control some mains electrical (or lower voltage) item using your phone, perhaps? This single ESP8266 plug-in controls a relay that is built in to the module. An Android app (.apk) ...
CNX Software

CrowPi 3 AI Learning Kit is powered by a Raspberry Pi 5 SBC, works with Arduino Nano, BBC Micro:bit, and Raspberry Pi Pico boards

Elecrow CrowPi 3 is the latest CrowPi learning and development kit featuring 41 built-in modules and over 150 lessons, and offering compatibility with Raspberry Pi 5, Arduino Nano, BBC Micro:bit, and ...
CNX Software

ESP32-P4 learning and prototyping kit features 7-inch touchscreen, comes with 16 modules and AI lessons

Elecrow’s “All-in-One Starter Kit for ESP32-P4” is an open-source learning and prototyping platform based on the ESP32-P4 processor, offering AI, multimedia, and embedded features in a single, ...
GitHub

AD9851 - DDS Module Controller Library for Arduino (written in C)

This library utilizes any Arduino pins to be used as AD9851 control pins. This will gives you flexibility to use or to reserve any Arduino pins for other functions. The drawback, the frequency update ...
Yahoo Finance

Relay Therapeutics, Inc. (RLAY)

Get the latest Relay Therapeutics, Inc. (RLAY) stock news and headlines to help you in your trading and investing decisions.
IEEE

11.5 A 3.2×1.5×0.8mm3 240nA 1.25-to-5.5V 32kHz-DTCXO RTC module with an overall accuracy of µ1ppm and an all-digital 0.1ppm compensation-resolution scheme at 1Hz

Abstract: Timekeeping based on a 32kHz XTAL still remains the most popular, cost effective, low power, accurate solution for low-power portable applications. Simple solutions with overall accuracies ...
IEEE

A 4.5V-Input 0.3-to-1.7V-Output Step-Down Always-Dual-Path DC-DC Converter Achieving 91.5%-Efficiency with 250mΩ-DCR Inductor for Low-Voltage SoCs

Abstract: This paper presents an always-dual-path (ADP) DC-DC converter that achieves 4.5V-input 0.3-to-1.7V-output buck conversion for battery-powered low-voltage SoCs. Regardless of voltage ...