This DIY smartwatch for kids makes STEM fun

TL;DR: Give a gift that's both educational and fun with the Clockstar 2.0 Build & Code Your Own Smartwatch, on sale now for ...
IEEE

Fiber-Optic MEMS Accelerometer Based on Push-Pull Michelson Interferometer Structure

Abstract: We demonstrate a fiber-optic micro-electron-mechanical systems (MEMS) accelerometer based on a symmetric push-pull spring structure made by micromachining on a silicon substrate, which ...
IEEE

Low-Frequency High-Resolution Fiber Fabry–Perot Interferometric Accelerometer Based on Double-Spring-Supported Oscillator

Abstract: A compact optical fiber Fabry–Perot (FP) accelerometer was designed for microvibration measurements in the low-frequency band below 1 Hz. A double-spring-supported spring-mass oscillator was ...
GitHub

arduino-uno

MQTT gateway for ESP8266 or ESP32 with bidirectional 433mhz/315mhz/868mhz, Infrared communications, BLE, Bluetooth, beacons detection, mi flora, mi jia, LYWSD02, LYWSD03MMC, Mi Scale, TPMS, BBQ ...
GitHub

Arduino library for the HX710A and HX710B 24-Bit ADC.

The HX710(A/B) is a precision 24-bit analog-to-digital converter (ADC) with built-in temperature sensor (HX710A) or DVDD, AVDD voltage difference detection (HX710B). It’s designed for weigh scales and ...