#Arduino
46 postsSeeed Xiao ESP32-C6 using Adafruit CircuitPython 9.1.1 blink sketch
How to get a Seeed Xiao ESP32-C6 board up and running with Adafruit CircuitPython 9.1.1 and blink an LED.
Read postTools and equipment 2019
The 2019 tools and equipment list, with notes on the switch to PlatformIO and Firefox and away from Samsung phones.
Read postESP8266 + Neopixel + FastLED - Workshop slides
Slides from the March 2019 ESP8266, NeoPixel, and FastLED workshop taught at Maker Labs.
Read postFeb 2019 brain dump
February 2019 links on Arduino LED projects, an Etch A Sketch CNC, a zombie ESP8266 game, and James Clar's neon art.
Read postTools 2018
Snapshot of the software and hardware used in 2018, from VS Code and PlatformIO to a Surface Pro 3 and Sony WH-H900N.
Read postProgramming - Stained glass windows project
Writing the firmware for the stained glass panels with FastLED on an ESP8266, using LED offset sets to drive randomised patterns.
Read postHardware - Stained glass windows project
Parts list for the stained glass windows: white acrylic, square WS2812B LEDs, a Wemos D1 mini, and a 5V 5A supply.
Read postJanuary 2018 brain dump
Notes on dropping Evernote for are.na, TeamViewer alternatives, blockchain art, the Ice Cold Beer game, and a pile of bookmarks.
Read postESP8266 bitcoin tracker
A Wemos D1 and OLED shield that polls the Coindesk API every five minutes and shows the current BTC price and running profit.
Read postESP8266 Tips
Working notes on the ESP8266: useful libraries, debugging the Arduino core, taming the 300mA current spikes, and deep sleep gotchas.
Read postTools and equipment 2016
The software and hardware used in 2016: VS Code, Fusion 360, Wanhao i3, X-Carve, Surface Pro 3, MX Master, and the Makers Notebook.
Read postHalloween LED Fox Mask
A coroplast low-poly fox mask wired with NeoPixels and a WeMos D1 mini, with a brightness dial added after it proved too bright at a Halloween party.
Read postAlternatives to the Vancouver Hackspace.
A list of alternatives to Vancouver Hackspace after its community turned toxic, with makerspaces, meetups, and tool libraries.
Read postCNC Zen Garden - Vancouver Maker Faire 2016 Post Mortem
Post mortem of the CNC zen garden at Vancouver Mini Maker Faire 2016: a RAMPS short, skipped steps, and the fixes that worked.
Read postDay 98 - Rainbow halloween hat
A Halloween hat in progress with NeoPixel LEDs driven by an Arduino.
Read postDay 96 - This is a not bomb
A sous vide PID temperature controller box with LEDs, seven-segment displays, and a relay. Not a bomb.
Read postDay 95 - IStandWithAhmed workshop
Source code for the IStandWithAhmed workshop, a binary count-up clock with a WS2811 strip and Arduino.
Read postDay 93 - Burning man belt
A NeoPixel LED belt built for Burning Man that cycles through colour patterns.
Read postDay 53 - Testing LED strips
Testing WS2812b LED strips driven by Arduino Pro Minis in prep for BITF.
Read postDay 39 - Inside of the dome
Inside the Pocket Universe dome: about 3200 WS2810 LEDs across 10 networked Arduinos, with sound and buttons still to wire.
Read postDay 21 - Arcade button midi control
The day 3 arcade button MIDI controller wired up and working after four hours of crimping, soldering and debugging.
Read postDay 20 - LEDs working Untztrument trellis midi kit
The Adafruit Untztrument trellis kit from day 4 with its LEDs and brain finally wired up and playing.
Read postDay 4 - Untztrument trellis midi kit
An Adafruit Untztrument trellis MIDI kit in a laser-cut acrylic case, planned for wireless dome lighting control.
Read postDay 3 - Arcade button midi controller
An Arduino Leonardo wired to laser-cut arcade buttons as a MIDI controller for the Pocket Universe dome lighting.
Read postGeoGramOne - GPS tracker to Google maps
Reflashed a GeoGramOne GPS tracker board to POST coordinates to a web server and plot them on a Google Map.
Read postThe Giant Claw Game! - Problems
Status check on the Giant Claw one week before Maker Faire: claw and joystick done, gantry pulleys still slipping.
Read postThe Giant Claw Game! - Relay H-Bridge and Circuit Design
Building a relay H-bridge for the Giant Claw gantry motors after the L298 driver could not handle the current.
Read postThe Giant Claw Game! - The Controls System
Fighting mismatched salvaged drill motors, undersized L298 drivers, and slippery pulleys to get the claw gantry moving.
Read postReporting the system stats of a Raspberry PI to COSM with python
Python script that pushes Raspberry Pi CPU, RAM and disk stats plus an Arduino light reading up to COSM.
Read postRaspberryPI - Find the MAC address and change the host name
How to find your Raspberry Pi's MAC address and rename its hostname so you can pick it out on a shared network.
Read postRaspberry PI controlling an Arduino via the pyfirmata protocol
Talking to an Arduino from a Raspberry Pi over USB with the pyFirmata protocol to read analog pins and drive PWM.
Read postRaspberry PI and the GPIO pins
Setting up a Raspberry Pi headless, wiring the GPIO pins to an LED and a magnetic door switch, and pushing readings to COSM.
Read postI got a RaspberryPI (a few months ago)
First impressions of the Raspberry Pi a few months after getting it, plus thoughts on the 35 dollar price point and case options.
Read postRGB LED POV Globe - Status update and mechanical issues
Twelve days before Maker Faire the 6-foot POV ring bent under stress, so the build shrank to a bicycle rim.
Read postRGB LED POV Globe - LED test 3
A second RGB LED test with 2-pin screw terminals between each OctoBrite CYANEA board, much more reliable.
Read postRGB LED POV Globe - LED test
Video of five OctoBrite CYANEA boards wire-wrapped in series and driven by an Arduino off a PC power supply.
Read postRGB LED POV Globe - Software
Software progress on the POV globe with a frame buffer class, bluetooth serial loading, and an ADXL345 accelerometer.
Read postRGB LED POV Globe - Research
Research notes for a 64 RGB LED persistence-of-vision globe big enough to stand inside, with shift registers and motor planning.
Read postStatus update Feb 15
Mid-February update: Ray Gun Revival launched, a Maker Faire spin-art rig in planning, and the outdoor sensor logging sunrises.
Read postWhat I did in 2010, Year end review
Year-end review of 2010: lockpicking, QR tags, GPS tracking, wheatpaste Marios around Vancouver, time-lapse videos, and SkyZoo.
Read postlinks for 2010-12-11
Bookmarks for an APC220 Arduino wireless transmission kit and the Simpsons Archive list of every food eaten on the show.
Read postArduino Infrared, Blue Robot challenge, Burning man and superman
Working on the VHS Blue Robot IR beacon challenge with an Arduino, plus WordPress 3.0, Burning Man, and Vancouver event links.
Read postInteresting Friday
Friday roundup of Vancouver events, science talks, an Arduino-Android toolkit, and other links from the week.
Read postArduino + Maxsonar EZ1 + Processing
Processing sketch that draws Arduino MaxSonar EZ1 distance data as coloured arcs whose hue changes with range.
Read postARDUINO and MaxSonar EZ1
Hooking a MaxSonar EZ1 ultrasonic rangefinder to an Arduino, debugging noisy readings, and finding the wiring mistake.
Read postArduino Robots
An Arduino with an Adafruit motor shield on an old RC car, driven by a simple API; sumobot videos got it started.
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