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“The CMOS series of integrated circuits appeared shortly after the TTL series. This means that at the beginning of the 70s it was available on the market in an accessible way for any user. Hence the nostalgia of those who …
“This is second hardware revision for Programmable Keypad project I made some time ago. General concept and code for this project has not changed. So please check original post for this project if you want to get better understanding about …
“DIY mechanical keyboard doubling as a XIAO development board with lots of Grove ports and fancy features! I have always been fascinated by mechanical keyboards and keyboards in general and have experimented with some wild designs, but I never got …
“Accelerometer autodetects Braking. The Turn signals are commanded by a 315MHz module. 78 neopixels. Based on Adafruit CPX. The remote of the radiolink is installed on the handlebar. By pressing buttons of one side or another, the turn signals are …
“MikroLeo project files (schematic, PCB, assembler, emulator/debugger, circuit simulation file, documentation, example of programs etc). MikroLeo is a 4-bit microcomputer developed mainly for educational purposes and distributed for free under open-source licenses. 4-bit Didactic Microcomputer The project is in …
“An analog Frontend shield for the Scoppy Oscilloscope, running on the RP2040 This post will look at my prototype Analog front-end for the Scoppy RP2040 Oscilloscope. It is important to state right from the beginning that this circuit is one …
“This Instructable describes how to build an android head. It uses an Arduino Nano as a servo controller. When I visited an exhibition of robots at our local museum, one of the most popular exhibits was a robot head that …
“BLE relay device for Home Assistant that, for the most of time is in a very low energy state and only a few seconds per minute is awake. The purpose of this project, was to develope a BLE relay device …
“Hey everyone, what’s up? So here’s something super interesting and cool: SANDWICH DOT IO. It’s a Raspberry Pi system with onboard power, a dedicated cooling layer, and even RGB LEDs for aesthetics. This setup was created to …
“By utilizing the Seeed Studio hardware and Azure IoT Central, we could build a simple indoor VOC detection and alarm system. Motivation VOCs (Volatile Organic Compounds) are responsible for the odor of scents, perfumes, and contaminants. Anthropogenic VOCs are legally …