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Projection Mapping in MadMapper
...Mapper isn't free, but a 30-day demo version is available. The demo is great for testing but won't ... ideal. Start by installing the DEMO version here: https://madmapper.com/madmapper/software. Software Setup Before launching MadMapper, make sure your...
How to use Waveshare E-Paper Display with Raspberry Pi
...d now be blinking and have some demos displayed. Something more The ...y: logging.info("epd7in5_V2 Demo") epd = epd7in5_V2.EPD() logging.info("init and Clear") epd.init_fast() epd.Clear() #print(f"Display Width: {epd.widt...
Sending data to Arduino
...r. Finally, solelny for this demostration, we will use the potentiometer's value to control our servo; Add a Select CHOP to your Firmata COMP and from Channel Names select valuePin18, next add a Null CHOP - I've renamed it "Potentiometer". Activate th...
Using NEMA17 Stepper motor with Big Easy Driver
... Get started This example code demonstrates 4 modes: forward, reverse, 1/16th microstep and alternate directions. //Declare pin functions on Arduino #define stp 2 #define dir 3 #define MS1 4 #define MS2 5 #define MS3 6 #define EN 7 //Declare variables f...
Using a Monochrome 1.3" 128x64 OLED display
...e bytes used. The below example demonstrates two animations. #include <SPI.h> #include <Wire.h> #include <Adafruit_GFX.h> #include <Adafruit_SSD1306.h> #define SCREEN_WIDTH 128 // OLED display width, in pixels #define SCREEN_HEIGHT 64 // OLED display heig...
How to use an Electromagnet
...ting started The following code demonstrates how to control the Grove Electromagnet by toggling it on and off using a digital pin. When the signal pin is set to HIGH, the electromagnet turns on and attracts metallic objects. When set to LOW, it turns off a...
How to control Arduino without using delay()
...ilt-in example Blink code which demonstrates controlling timing without using delay(). #include "FireTimer.h" // Create a FireTimer object FireTimer ledTimer; void setup() { // Initialize digital pin LED_BUILTIN as an output pinMode(LED_BUILTIN, OUTP...
How to control Arduino without using delay()
... called BlinkWithoutDelay which demonstrates controlling timing without using delay(). Rather than pausing everything to keep the light on/off for a specific amount of time, we are setting up a timer to count the time for the actuator to action. In this ex...
Using a Adafruit 1.8" TFT Display Shield V2
... } } This example code will demonstrate different graphics functions of the library. #include <SPI.h> #include <SD.h> #include <Adafruit_GFX.h> #include <Adafruit_ST7735.h> // Be sure to install Adafruit seesaw library! #include <Adafruit_seesaw.h> #in...
Combining codes & circuits
...into one single code. The below demonstrate how to merge the Blink code and the distance sensor simple code from the Library HCSR04. Only one void setup() and void loop(), that means we have to copy everything from 1 setup to another setup, from 1 loop t...
How to power the Raspberry Pi Pico
...ies as well. This tutorial will demonstrate how to power a Pico with a 9V battery or 3 AA batteries. Raspberry Pi Pico pinout You have to find out the pinout of the model you are using. The pins you are looking for are VSYS and GND. In this tutorial, a Pic...
How to use MatrixPortal M4
...on_Bitmap_Font). # To keep this demo simple, we just used the built-in font. # The Y coordinates of the two lines were chosen so that they looked good # but if you change the font you might find that other values work better. line1 = adafruit_display_text....
Unreal Engine UI Video
A short demo explaining the basic UI of Unreal Engine, as well as instructions on how to navigate viewports and content organisation.
How to make Animation on NeoMatrix
...rated on a 4bit boundary // The demo code will modify the arrays at runtime to be compatible // with the neomatrix color ordering and bit depth. RGB_bmp[][64] = { //up for identifying direction { 0x000, 0x000, 0x000, 0x5C9, 0x5C9, 0x000, 0x000, ...
Using a Sparkfun MP3 Trigger
...n playing each. This is a great demo of how to play files from the SD card via Serial. Warning If you are using Mac OS X to copy the mp3, the file system will automatically add hidden files like: "._0001.mp3" for index, which this module will handle as va...