43 Results for "NRF52832"

DIY Soil Moisture Sensor with E-Ink Display
Details from DIY Soil Moisture Sensor with E-Ink Display
Greetings to all! Today I want to tell you about one of my projects, this is a soil moisture sensor with a small screen on electronic ink, the sensor works on a battery, can send data over the air to some of the Smart Home systems. This project is a...

Simple, Compact Wireless Measurement
Details from Simple, Compact Wireless Measurement
Assemble it with off the shelf parts Most aspiring hobbyists don't have a full SMT workstation. I didn't when I started out. I only had a crappy soldering iron. Since the goal is to allow everyone to be able to build one themselves, I made sure that...

Fixing the Corsair HS80 wireless range issue
Details from Fixing the Corsair HS80 wireless range issue
From the headsets product page I knew, that it was transmitting on 2.4GHz, so there had to be some kind of antenna on the USB receiver. Carefully I ripped open the case, which was not glued, but clipped in such a way, that it was not possible to open,...

Hacking Wearables for Mental Health and More
Details from Hacking Wearables for Mental Health and More
The "Tingle" is a wearable device designed to combat body-focused repetitive behaviors (BFRBs), especially trichotillomania (compulsive hair pulling) and excoriation (compulsive skin picking). Prevalence of body-focused repetitive behaviors (BFRBs) ...

Home Smart Mesh
Details from Home Smart Mesh
This project has grown up to its own documentation website : https://www.homesmartmesh.com/ (Home Automation Frameworks, Microcontrollers, Wireless Networks, Applications, with tutorials and references to the documentation of protocol standards...

TinyML: Slope control for Robots with Arduino Pro
Details from TinyML: Slope control for Robots with Arduino Pro
Introduction The vacuum cleaner robot is one of the most useful inventions of the last decade and anyone who says differently means that he does not have one! This fantastic household appliance is a concentration of technology: a complex embedded system...

Aman :The low cost wireless stress monitoring sock
Details from Aman :The low cost wireless stress monitoring sock
The ProblemStress has become a growing concern in modern society as the job environment and education are becoming more competitive. Long term consequences of the same are often ignored leading to a plethora of psychological and physiological problems...

Raksh:The 25$ earworn child pneumonia monitor
Details from Raksh:The 25$ earworn child pneumonia monitor
The Problem:Pneumonia has been the cause of death for over two million children below the age of five. Most of these deaths occur in developing nations in South East Asia and Africa. Delay in diagnosis and lack of continuous monitoring increase the risk...

ADITI:Affordable Diagnostic Thermal Incubator
Details from ADITI:Affordable Diagnostic Thermal Incubator
Problem:• Preterm birth complications are the leading cause of death among children under 5 years of age, responsible for nearly 1 million deaths in 2013.• Neonatal incubators are very limited and unavailable in rural areas.• Preterm birth children are...

MAX32660 Motion Co-Processor
Details from MAX32660 Motion Co-Processor
We have been using EM Microelectronic's EM7180 motion co-processor for absolute orientation estimation with some success. The EM7180 embeds a 10 MHz ARC processor with single-precision floating point unit (FPU) optimized for fast fusion calculations...

eON INDOOR AIR QUALITY SENSOR
Details from eON INDOOR AIR QUALITY SENSOR
Hello everyone! Today I want to share with you my new DIY project. It is an open source air quality sensor. This project uses a novelty from Sensorion - TVOC sensor SGP40. The second main element of the project is the 2.13-inch e-ink display. I think...

Time Machine Mk. 8
Details from Time Machine Mk. 8
TL;DR: WHAT I THINK IS COOL ABOUT MY PROJECTF1 inspired design: Twin 7-segment LCDs on top with a rotary knob in the center, flanked by buttons on either side. Look up "2010 F1 steering wheel" to see what I mean.Accurate timekeeping: Timekeeping...

OrthoSense
Details from OrthoSense
Problem: • OSTEOARTHRITIS (OA) is often said to be a natural consequence of ageing and is one of the leading causes of disability and functional limitations in older adults •The knee joint bears the full weight of the human body and the highest pressure...

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