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How to control Arduino without using delay()
...nds) specified as a parameter. (1000 milliseconds = 1 second.) delay() is very common ...e same result of blinking every 1 second. // constants won't chan ...0; // will store last time LED was updated // constants won't ch ...ange: const long interval = 1000; // interval at which to bl...
Bonus round: putting an existing Unity project into git
...liar with the command line, the way to use it is to type a command, and then press Enter ... the "Hidden Items" checkbox). Type git status and press Enter - yo ...weird crap in it which we don't want to keep track of. We need a g ...ere's the .gitignore content we want to use - this is the list Git...
How to get started with Textures and Materials in Spark AR
...ures and Materials in Spark AR Watch this video which explains th ...s and materials in other 3D software like Blender, Cinema4D, and U ..., they probably work in similar ways. However, you should always keep in mind that Spark AR is ... a separate software and might have implemented di...
Using the serial monitor and serial logger
...ion? Serial communication is a type of communication between two de ...quence of binary digits (0s and 1s) that convey information. Ser ...e a seperate USB serial and hardware serial, and you cannot direct ...ly monitor the hardware serial [Serial1] output using...
Making a website for your HTML, JS, CSS or p5.js files
...something goes wrong, you can always go back to when it did work! ... Step 1: Signing up for GitHub Go to h ...hrough these. Very important!!!1!!1! The way that GitHub pages work is that ...). For instance, if my username was 'jonny' my GitHub pages URL wi...
How to use a rotary encoder
...ncoders a key component in many types of control systems. Wiring Di ...tion the encoder has moved. Key Types of Rotary Encoders Incremental ...aft angle. This allows you to always know the exact position, even ....println(encoderValue); delay(100); // Adjust for your needs } ...
How to control Arduino without using delay()
...e the FireTimer with a delay of 1000 milliseconds ledTimer.begi ...n(1000); } void loop() { // Chec ...the code to keep the LED on for 1 second and off for 2 seconds us ...eTimer with an initial delay of 1 second (LED ON duration) ledT ...imer.begin(1000); } void loop() { // Chec...
What are GPIO pins on Raspberry Pi?
...le, the board pin 8 and BCM pin 14 are referring the same pin. Nu ...nguages and libraries you use. 1. BCM numbering BCM numbering ma ...d on the Raspberry Pi, like GPIO14. It is used in most programmin ...from the top left corner as Pin 1, left to right then next line, ...
Using MatrixPortal M4 for animation
... are using CircuitPython 9.0.5 (11/10/2024), all libraries and code ... bitmap spitesheet. If you just want to test the code, you can dow ...bmp and skip this part for now. 1. Piskel Piskel is a free online ...to 64 x 32 px Draw whatever you want Add new frame and draw until...
Interactive Projections
...t. This can be done in multiple ways, this tutorial will briefly i ...e here: https://www.youtube.com/watch?v=1Uw21Uw2PWTR_XM&t=529s. Begin by con ...he Threshold value; Ideally you want to get completely transparent ... edges = cv2.Canny(gray_8bit, 1, 5) contours, hierarchy = ...
How to control Raspberry Pi Pico via Wifi
...ome a ubiquitous and convenient way for people to access the inter ...or Command Prompt (Windows) and type in ipconfig getifaddr en1 Get started The example code ...onny Shell, something like ip = 10.3.15.120 open up a web browser go to ...ssid, password) html = """<!DOCTYPE html> <html> <head> <title>...
Touch sensor - with No Sensor!
... tutorial, we will show you two types of Capacitive Touch Sensing: a ...curacy without ANY external hardware. CapacitiveSensor library wil ...ing Wiring is super simple with 1 wire: jumper wire to A0, anoth ...essing times #define RESOLUTION 100 #define SMOOTH 100 // determ...
How to set the sound output in Raspberry Pi
...low will show you two different ways to set the output device. Met ...hod 1: Use Raspberry Pi Configuration ... dropdown, choose: HDMI or HDMI 1 (depending on your Pi model) Cl ...e end indicates HDMI. 0 = Auto 1 = Analog (3.5mm jack) 2 = HDMI ...sudo raspi-config Navigate to: 1. System Options → S2 Audio Cho...
How to make Animation on NeoMatrix with Processing
...8x8 Adafruit NeoMatrix. Wiring WarningIf you have a bigger matrix ... +5V to 5V GND to GND Library WarningDownload version 1.9.0 or below of Adafruit Neopix ... The Arrangement There are two types, Progressive and Zigzag. Progr ... new Serial(this, Serial.list()[1], 115200); // Change baud rate ...
How to use 7-Segment LED Backpack
...gment displays normally require 13 pins (5 'characters' and 8 tot ...k solves the annoyance of using 13 pins or a bunch of chips by ha ...n 'dim' the entire display from 1/16 brightness up to full brightne ...ss in 1/16th steps. It cannot dim indiv...
Using a Sparkfun MP3 Trigger
...fun electronics that provides a way to play MP3 files from a Micro ... SD card via either one of 18 TRIG inputs on the board, or s ...p to 32GB) card formatted in FAT16 or FAT32. After inserting the ...no. EXT: means power via the 2.1mm connector to the left of the ...
How to use MatrixPortal M4
.... It is equipped with an ATSAMD51 microcontroller (Cortex M4) and ...al M4: Microcontroller: ATSAMD51, Cortex M4 processor running at ... 120 MHz. Coprocessor: ESP32 handl ...network communication. Memory: 512KB of RAM, 8MB of QSPI flash st ... without needing additional hardware. Power: Can be powered via US...
Steam VR setup Tutorial #3 - Interactable object setup
...ugin. Steam VR setup tutorial# 1 Setting up teleporting fea ...to learn how to create two "throwable" objects but first, we are g ... create a plinth to put the throwable objectS on so it is easier t ...now see a cube intersecting the walking plane. Now let's chan...