This timer is useful in both domestic and industrial applications. It is a countdown timer programmable in the range of 1s …. 9999s. During this time, the load is powered by a relay on the board. For repeated timings, it is possible to memorize the timing duration (MEM LED on). The end of the period […]
Hello friends! My name is Nikolas and I am 15 years old. Today in this Instructable I’ll show you how to make a Smart Pull-Up Bar which, when you start doing Pull-Ups or Chin-Ups starts playing music in order to keep you motivated and after exercising for a certain period, a reward, a Tic Tac, in my instance gets […]
Growing basil is great, but do you know what’s even better? Having an autonomous basil farm! As the saying goes: “never spend ten minutes doing something by hand, when you could spend 10 hours failing to automate it”. Although I may be bad at gardening, something I am good at is enthusiastically trying to solve […]
Why do you want to stop touching since it is part of our human nature? Well, it is all because of the virus floating around. Health officials keep telling the public to stop touching faces when they couldn’t help. So I decided to use some technology to help. Supplies: Hardware M3 Hex socket head screw: https://amzn.to/39pA0bL M3 Flat […]
Hey everyone what’s up… so this is my DIY Game controller. It uses an Arduino Pro Micro which runs with HID Function, this is actually the second version of my previous game controller which had buttons but this one has two joysticks. unlike the previous version, this one runs on the Joystick library which converts […]
This ECG (Electrocardiogram) unit has an integrated display. The display can show individual heart beats in a large format, the train of heart beats in a small format and a Poincaré plot. It is battery powered and can be worn round your neck on a lanyard. It is built from an AD8232 module (£7 with leads), an […]
Do you usually have trouble getting up? Set more than a dozen alarm clocks in the morning, but still can’t wake up and turn them off in a daze. When you waking up and find out that you are late, and then you blame the alarm clock for not making any noise. In order to […]
In this Instructable I will show you how you can convert an empty tissue box into a cool Arduino based clock that can show the time, date, current temperature & humidity in the room. If you like this Instructable consider voting for it in theTrash to Treasure Contest Supplies: Enclosure Supplies: Empty Tissue Box Utility […]
The design was inspired by a product that is also presented on Instructable called “Arduino Basics with Night Light” (https://www.instructables.com/Arduino-Basics-With-…). Originally, the device is only allowed to change the LED lights by pushing down a button; after adding the codes and circuits (added: a speaker to notify the user for using recommended relatively peaceful color-blue/a […]
Suppose your mood changes so fast that people can’t cope up with it. You feel sad but people do something that makes you more sad. If only they knew what you are feeling right now!Behold, I present you the Wireless Mood Swing Meter!! Place it where everyone can see it, tap on your phone and […]
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