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“In this Instructable, I’ll show you how to build your own Youtube Subscriber Counter using an e-paper display, and a Raspberry Pi Zero W to query the YouTube API and update the display. E-paper displays are great for this …
“This is an 8 channel infra-red remote-control Arduino shield that can drive 8 high current loads such as LEDs, solenoids, multiple toy DC Motors, dual unipolar stepper motor, filament lamps, etc. Each channel consists of two parallel NPN transistors with …
“I made an interactive coffee table that turns led lights on under an object, when the object is placed over the table. Only the leds that are under that object will light up. It does this by effectively using proximity …
“In this article we are going to discuss the designing process of our Arduino Radio Frequency Identification (RFID) Database Security System Project. This will walk you through the way I design my own RFID Project that connects to the database …
“The ATtiny85 microcontroller is a capable but compact AVR. However with only 8K of program memory, 512 bytes of EEPROM, 512 of SRAM and only 8 pins (3 of which are dedicated to the usual suspects of Vcc, GND and …
“A champion biker from Alaska—Lael Wilcox—in a 21-hour nonstop stretch over the this Memorial Day weekend, made 13 trips up and down a 9-mile stretch of local Hatcher Pass Road to complete the Everest climbing challenge. The goal …
“With the advent of fall, it’s sometimes hard to realize that the days have become shorter, although the temperature may be the same. It’s happened to everyone- you go on an afternoon bike trip, but before you’re …
“Building an 8-bit computer is not exactly trivial. There are always many components involved which are normally connected to some common address and data bus with complex control signal timings for RAM, ROM and IO controller parts and whatnot. One …
“All Sky meteorite camera build under 150$. My friend Jani made a program to capture night sky events with cheap Raspberry Pi hardware. Now the program is out of beta and new version supports all Raspberry Pi versions and camera …
“I made a CO2 concentration meter for the purpose of room ventilation guide. The CO2 sensor is MH-Z19B, NDIR type. Cause I’ve been working at home and being cooped up in my room, I decided to make a …