Content for 7-Segment Display

Tiny Breathalyzer

“Ok I’ll admit it I’m obsessed with making breathalyzers, I made my first one back in 2015 then I made an addon for the ElectroPet and another addon for the ZeroBootSystem. I wanted to make a slimmed down …

Open Source Arduino Learner Kit V2

“Last year, I made my first Arduino Learner Kit for making the Arduino learning easy to a beginner. Over the year I discovered few bugs on my design. I also got some feedback from the readers to make a few …

Self-Calibrating USB Voltage/Current Meter

“With a code size of 1KB on an ATtiny13A MCU, this tiny module measures voltages up to 22 volts and current up to 5 amps. There are a lot of so-called “USB doctor” modules which are used for monitoring currents …

Autoadjust Desk Clock with ESP8266

“What about a 7 segment display clock for your desk with auto time adjust? Only 2 componentes and that’s it So you work in your cubicle and knowing the hour is an important deal for commuting. What about a …

The Sound Machine (Hear Plant Mood)

“Based on Roald Dahl short story, this machine will let you “hear” plant mood according to soil moisture. Even when sounds of course do not come from the plants but from MP3 recordings, the experience results revealing and lets you …

Project  CMOS Clock

CMOS Clock

“Introduction I’ve recently become interested in clock projects, and it seemed appropriate to start by building the essential digital clock assembled from logic chips. Although clock projects exactly like this have been around for the best part of 50 …

Led Shirt With Button to Change Modes - Arduino, Neopixels, FastLED

“What This is a step-by-step tutorial on how to take a regular shirt and use LEDs and arduino to turn it into a light up shirt (undoubtedly much better than a regular shirt.)You could totally use the same steps …

Rechargeable Digital Foosball Scoreboard Using ESP8266

“Imagine a digital scoreboard which is updated automatically when the ball enters the goal and play a beep sound! Since we bought a foosball table, I have been thinking about digital score board which will be automatically updated when a …

Grove Sensor Tester - Get Sensor Value in Seconds - Arduino

“A simple low cost tool to get analog/digital value of your Grove sensor in seconds, no PC and coding required, quick and straight. Grove Mate - A simply and low cost little tool for you to get the analog or …

7-Segment LED Display Hardware and VHDL Module for MiniZed

“Actual PWM duty cycle on 7-segment LED display, driven by hardware (PL) and controlled by software (PS). This project was created for the MiniZed Motor Control Build Challenge and the final application was built on the Mini But Mighty project …