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“In this article, we will make such a doorbell. I named it SS4H-SD Smart Doorbell. It was supposed to be “Video Doorbell”, but the short form You surely know this feeling when the doorbell rings while you are doing …
“When we think of our future, we see floating holographic displays, screens and neon everywhere, and the most ridiculous technology. Now we just have boring flat high definition displays from TVs down to our phones and watches. We need to …
“This is a Digital Clock design that was built from 24 custom 3D printed analog clocks. It shows the digital time. Between time displays, it shows moving artwork. It is composed of 3D printed parts, 25 Arduino nanos and 48 …
“Hey everyone what’s up! So here’s my 3D Printed Self-balancing robot which is powered by an Arduino nano board and has an MPU6050 to get the accelerometer and gyro readings to balance itself using the PID function. This …
“Cheap USB to UART (RS232/Serial) Converter Using Microchip MCP2200 Nowadays USB port is used widely for data transactions between electronic devices and computers. In many scenarios, there is no need to communicate with the USB port directly, therefore electronic …
“Build your own custom mechanical keyboard that runs CircuitPython on the RaspberryPi Pico RP2040! With lots of pins, the RaspberryPi RP2040 Pico makes for a great brain of a mechanical keyboard/macro pad — no scan matrix required. Up to 26 …
“Have an awesome project in mind using some LEDs. In that project I will be using some LED Fading Effect and few LED Chaser Circuits. But before jumping onto that, I thought I should create a short tutorial and show …
“Self-learning UHF receiver consisting of a radio receiver board with Motorola decoding and a module equipped with 8 relays operating in impulse or bistable mode. In many home automation applications and in general where it is necessary to exercise remote …
“This is a high voltage regulator project that provides 5V regulated output with a load capacity of 50mA from input supply 10V to 60V. The project is based on the ZXTR1005K4 regulator which is fully integrated into a TO252 package …
“This project originated from a request of a friend. He asked me to build a so-called smile counter for their college dorm - a segmented display which can show a number. This number must increment every time someone pushed a button …