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“Imitate musical instruments and make music with an Arduino and only few external components! Most of you already know the tone() function from the Arduino Library. But this simply spits out a square wave and so it sounds rather boring …
“A really simple macro keyboard project using an arduino. Useful for OBS for switching between scenes etc. Roughly costs about $5-6 in total and as you can see below it’s really simple! Hardware - Arduino Pro Micro - 4x4 Keypad - Perfboard …
“In this project, Bluetooth Low Energy (BLE) is used to have a Feather nRF52840 and Circuit Playground Bluefruit communicate with each other to create a wireless 8-bit music synthesizer. The Feather has 12 buttons attached to its I/O pins …
“Learn to read cycling speed and cadence sensor data over Bluetooth LE and display data on your CLUE board’s screen! Using our Bluefruit libraries and CircuitPython, it’s now possible to connect to multiple devices, in the case of …
“In this guide I will show you how to make your own Arduino LED Matrix display! In this project I decided to make my own PCB that is based on Arduino UNO microcontroller - Atmega328p. Bellow you will find the electronic …
“Build a 6x6 grid with an MPR121, expanding possible inputs from a mere 12 to 36! Capacitive Sensing A capacitor is simply two conductors with an insulator in between. This allows for a charge to be stored and then discharged …
“In this Instructable we are going to take a look at using the built-in Bluetooth of the ESP32 to emulate a Bluetooth Keyboard. Bluetooth HID (Human Interface Device) is the protocol used by regular Bluetooth keyboard and mice and its …
“I’ve had a love-love relation with clocks and LEDs. Over the years, I’ve made quite a few clocks, but keep coming back to the Infinity Mirror Clock that I first made a few years back. However, with each …
“ESP8266-01 and DS18B20 temperature server. The sketch is loaded to the ROM of the ESP-01, the Arduino is used for programming only, after that the ESP is an independent server. The ESP is connected to the local network …
“The Flip-Clock is an old stylish, classic alarm clock with up to date features, such as automatic time adjustment, weather forecast, FM radio or Spotify playback. The device consists of three 3D printed flip digits, a PCB with integrated drivers …