This sketch is used by Exercise: Music Sequencer. Full Source Code The full code is all in one file MusicSequenceDemo.ino. // MusicSequenceDemo.ino : demonstrate generation of two simultaneous tones at different rates and patterns // The example program generates audio-frequency square waves at different // pitches and patterns on pins 4 and 5 to demonstrate an event-loop
Arduino Sketch Music Sequence Demo Continue Reading
Simple project to check the air quality in your house. Since we stay/work from home a lot lately, it might be a good idea to monitor the quality of the air and remind yourself when it’s time to open the window and get some fresh air in. Step 1: Parts and Tools Parts BME680 CJMCU
Indoor Air Quality Meter Continue Reading
An impedance-meter evaluation guide: identify the real converter, require documented timing and calibration, and separate phase processing from accuracy.
LCR Meter Design Evaluation: ADC Timing, Calibration Evidence and Accuracy Scope Continue Reading
This sketch is used by Exercise: Event-Loop Programming. Full Source Code The full code is all in one file EventLoopDemo.ino. // EventLoopDemo.ino : demonstrate generation of two simultaneous square waves at different rates // The example program generates audio-frequency square waves at different // pitches on pins 4 and 5 to demonstrate a simple event-loop control structure
Arduino Sketch Event Loop Demo Continue Reading
In this instructable, I’d like to share how to build a vertical plotter that can draw texts and images on the blackboard. Let’s getting started. Time-lapse video with hatch fill extension from Inkscape. Step 1: Bill of Materials Main components: 1pcs x Arduino Mega 2560. 1pcs x RAMPS 1.4 Controller. 2pcs x A4988 Stepper Driver Module. 2pcs x Stepper
BLACKBOARD V-PLOTTER Continue Reading
This sketch is used by Exercise: A4988 Stepper Motor Driver. Full Source Code The full code is all in one file StepperSweep.ino. // StepperSweep – move a stepper motor at different rates // // Copyright (c) 2016, Garth Zeglin. All rights reserved. Licensed under the // terms of the BSD 3-clause license as included in LICENSE. //
Arduino Sketch Stepper Sweep Continue Reading
I’ve been a fan of Commerical Nanoleaf available in the market but their cost is pretty high so I try to make my own version by designing a WS2812B LED strip and connecting three of these strips together in a triangular shape to make a Nanoleaf like setup. The goal here was to make a
PCB NANOLEAF/HEXALEAF Continue Reading
This sketch is used by Exercise: Multichannel Bipolar Transistor Driver. Full Source Code The full code is all in one file SoundDemo.ino. // SoundDemo – generate sound using a speaker and pager motor // // Copyright (c) 2016, Garth Zeglin. All rights reserved. Licensed under the // terms of the BSD 3-clause license as included in LICENSE.
Arduino Sketch Sound Demo Continue Reading
PLEASE CHECK THE NEW IMPROVED WEATHER STATION LINEAMETEOSTAZIONE v2.0! LINK VERSION 2.0 LINEAMETEOSTAZIONE HERE LineaMeteoStazione is a complete weather station which can be interfaced with professional sensors from Sensirion as well as some Davis Instrument component (Rain Gauge, Anemometer) The project is aimed as DIY weather station but just requiring the assembly part, because the
This sketch is used by Exercise: Servo Sweep. Full Source Code The full code is all in one file ServoSweep.ino. // ServoSweep – move a servo along trajectories // // Copyright (c) 2016, Garth Zeglin. All rights reserved. Licensed under the // terms of the BSD 3-clause license as included in LICENSE. // // This program assumes
Arduino Sketch ServoSweep Continue Reading
