Z-Uno was designed to allow people to make their own IoT devices for their Smart Homes. Many times we were asked "Is there a pressure/radiation/water level/.../whate ever sensor in Z-Wave?" and we found that it would be cool if people can make their...
The “Crivit Sports” wrist watch HRM (Heart Rate Monitor)This is a wrist watch that can also display the heart rate BPM (Beats Per Minute)..The complete specs and the user manual can be found at http://www.lidl-service.com/cps/rde/xchg/SID-648946E8-5F850FDD/lsp/hs.xsl/product.html?id=47039228.The...
You can find the schematic ready to edit and go on EasyEDA here. Source code for the Arduino sketch is attached and below. Note that it uses the TimerOne library to provide higher-resolution Timer1 frequency control for the Pulse Width Modulation to...
HARDWAREESP-32: The ESP32 makes it easy to use the Arduino IDE and the Arduino Wire Language for IoT applications. This ESp32 IoT Module combines Wi-Fi, Bluetooth, and Bluetooth BLE for a variety of diverse applications. This module comes fully-equipped...
Project Overview Video for Hackaday Prize 2023: The End Result The Plan In principle it is simple: by connecting different combinations of binary value resistors in parallel, and assuming a constant input voltage, we can consume any arbitrary amount...
Background If you have been following Hackaday for a while, you will have seen on numerous occasions the KENBAK-1, regarded by many as the first commercial personal computer. Ten years ago Mark Wilson introduced KENBAK-uino, a reproduction...
In this project, we will build a 2.4GHz Wlan scanner using the nRF24L01 radio board. In this project, the output delivers all the interference and information in the scanned area in the form of ASCII codes. In the project of making this scanner,...
Sample Below is a sample of the serial monitor output window. Cycle #89 Clear distance to front: 0-In 0-Cm Temperature: 21-C 71-F System Arming State: Disarmed Transmission State: Neutral Turn State: Going Straight Spin State: Not Spinning Throttle...
DNS-320L NAS Table of Contents 1. Intro2. Hardware 2.0.1. Weltrend WT69P32.0.2. JP2 connector 3. Bootloader4. Original firmware5. Building mainline Linux kernel6. Building a rootfs7. Bootloader setup8. References 1 Intro The D-Link DNS-320L is a simple...
Details, details ,details..... It's alive. (The electronics/coding is actually the easy part...) The real challenge is those semi-translucent tubes... Found some cheap transparent tubes at Home Depot used for storing flourescent light-bulbs. 1 1/2 "...
I needed to remove the dials and the switch from the board because I wanted to have them accessible from the rim of the ear muff. However, each of these components had a minimum of 5 pins. My approach was to use a hot air gun to melt all the solder on...
I needed to remove the dials and the switch from the board because I wanted to have them accessible from the rim of the ear muff. However, each of these components had a minimum of 5 pins. My approach was to use a hot air gun to melt all the solder on...
Heres how to make it :Unscrew the back off the laser pen.Remove the cap off the ink pen and cut the tip off about the height of the three batteries from the laser pen .Drill a hole in the tip of the ink pen cap and drill two holes through the back of...
Two weeks ago, I set off to a business trip to Germany, which is also my home country. I always try to have a few days of vacation included in such a trip in order to be able to visit my family. And what does a father with his son living in another country...