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How to Display Animation on Waveshare E-Paper Display
How to use Waveshare E-Paper Display? Please follow the previous tutorial for setting up the basic. This tutorial assumes you already have an animation ready to use. What type of animation will be suitable to display on E-Paper Black and White, as the displa...
How to set the sound output in Raspberry Pi
Audio Setting Most Raspberry Pis have a 3.5mm audio jack for outputting audio, but you can also output audio via HDMI as well. The below will show you two different ways to set the output device. Method 1: Use Raspberry Pi Configuration (GUI) Click the Raspbe...
How to send files to Raspberry Pi using SSH
What is SSH? SSH stands for Secure Shell — it’s a network protocol that lets you securely log in to and control another computer remotely, usually over the internet or your local network. Think of it as opening a remote terminal window on your Raspberry Pi fro...
How to use Raspberry Pi Camera Module 3
What is Raspberry Pi Camera Module 3? This tutorial will walk you through setting up and using the Raspberry Pi Camera Module 3 Noir on a Raspberry Pi 5, but other Pi like Pi 3 and Pi 4 will work as well. Camera Module 3 — Key Features Feature ...
How to do Basic Commands in Terminal
Raspberry Pi Terminal Command Cheat Sheet Command Description ls List all files and directories in the current folder cd foldername Change to a specific direct...
Making a Force Sensor/ a Button with Velostat & Conductive Fabric
What is a Velostat and Conductive Fabric? Velostat (a.k.a. Linqstat) is a thin, flexible, pressure-sensitive plastic sheet made with carbon black. It’s a piezoresistive material — its electrical resistance changes when pressure is applied. Conductive Fabric is...
Touch sensor - Using an CAP1188
What is the CAP1188? The CAP1188 is an easy-to-use 8-channel capacitive touch sensor breakout board. This chip can handle up to 8 individual touch pads, it will light up the 8 onboard LEDs when the matching touch sensor fires to help you debug your sensor setu...
Using Smartphont to Read NFC tag
What is NFC? NFC (Near Field Communication) is a short-range wireless technology that allows two electronic devices to communicate when they are within a few centimeters of each other. It’s most commonly used in contactless payments, digital keycards, smart ta...
Using NFC Tools to Read/Write NFC tag
What is NFC Tools? NFC Tools is an app which allows you to read, write and program tasks on your NFC tags and other compatible NFC chips. Simple and intuitive, NFC Tools can record standard information on your NFC tags which will be compatible with any NFC dev...
How to use 7-Segment LED Backpack
What is 7-Segment LED Backpack? This version of the LED backpack is designed for these big bright 7-segment displays. These 7-segment displays normally require 13 pins (5 'characters' and 8 total segments each) This backpack solves the annoyance of using 13 pi...
Building for Android Touchscreen Display with Phone OS
Unreal project setup as Mobile Scalable. Build for Android with regular SDK, NDK setup for Meta Quests. On packaging succes, check for APK and OBB files. Procure thumb drive with a USB-C connector. Adapters do not work. Copy apk, obb, install, uninstall files ...
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How to use a Servo Motor
What is a Servo Motor? A servo motor is a rotary actuator that allows for precise control of angular position, velocity, and acceleration. It is commonly used in robotics, CNC machinery, conveyor belts, and various automation systems. A servo motor works by re...
Radio Communication: How to use APC220 Radio Data Module
What is APC220 Radio Data Module? The APC220 Radio Data Module is a compact, low-power, wireless transceiver module designed for serial communication over long distances using the 433 MHz ISM band. It’s commonly used for Arduino projects and wireless sensor ne...
How to connect a Push Button with Digital Input Pull-Up resistor
What is Digital Input Pull-Up resistor? In Arduino, a Digital Input Pull-Up Resistor is an internal resistor that you can enable on digital input pins to ensure a known default voltage level (HIGH) when the pin is not actively connected to anything (i.e. it’s ...
Radio Communication: How to use RFM69HCW Radio Data Module
What is RFM69HCW Radio Data Module? The RFM69HCW is a high-performance, low-power radio transceiver module designed for long-range wireless communication using sub-GHz frequencies. Unlike simple UART-based modules like the APC220, the RFM69HCW offers SPI commu...
How to use a Rotary Encoder Button
What is a Rotary Encoder Button? A rotary encoder button is an input device that combines: a Rotary encoder — to detect rotational direction (clockwise/counterclockwise) and steps and a Push button — to detect when the knob is pressed down. This component is s...
How to use a Flat Vibration Switch
What is a Flat Vibration Switch? This is a low-sensitivity, directional vibration-induced trigger switch. Inside is a very soft spring coiled around a long metal pin. When the switch is bumped from the side only, the spring attached to the first pin touches th...