ESP8266 Weather Station

February 28, 2021

Heltec Wifi 8 ESP8266 microcontroller with CP2104 USB to serial chip Integrated 0.91 inch 128×32 I2C IIC Serial Blue OLED LCD Display 3.3Vdc to 7Vdc 32MB Flash WiFi Kit 8 Source Files Based on: https://github.com/deantonious/esp8266WeatherMonitor weather.php.txt espweather.ino.txt Instructions Create ibay esp8266 (HTTP only; not HTTPS) Add domain esp8266.coeleveld.com and point it to ibay esp8266 Add […]

A Class catamaran – rigging

February 14, 2021

An A class catamaran has: Mast rotation Outhaul Downhaul Mainsheet Mast rotation There is a 30cm long horizontal stainless steel ‘arm’ on the bottom of the mast that has a rope connected underneath the trampoline cleated on top of each hull.  The idea is to restrict the mast from over rotating when sailing upwind. When […]

ESP8266 ESP-12E big digits NTP clock with date, time, temperature, humidity, pressure (barometer)

January 13, 2021

ESP32  vs ESP12 boards ESP32 boards are more powerful and come with interesting onboard features.  ESP32 boards are slightly more expensive and may differ between the different flavours: ESP32 boards (Wemos D1 mini, AiThinker) ESP32 TTGO LoRa32 SX1276 OLED ESP32 TTGO T-Camera with PIR sensor and OLED display (and microphone). https://en.wikipedia.org/wiki/ESP32 For our needs the […]

Handheld

December 11, 2020

Thank you masterxeon1001 ! https://www.youtube.com/user/masterxeon1001/videos Buy masterxeon1001 a beer! https://gumroad.com/masterxeon1001 (click on the Donate Box, enter an amount and pay using Paypal) Requirements Blender 2.8.x / 2.9.x Get it here: https://builder.blender.org/download HardOps BoxCutter Get it here: https://blendermarket.com or https://gumroad.com Source Files hh001.blend hh002.blend hh003.blend hh004.blend hh005.blend hh006.blend Render

Carbon fibre lightweight ‘A class’ catamaran

November 22, 2020

New project: A Class catamaran (2004 German Aicher-Egner Flyer / AUS849 / Saarberg) Ian Johnson, Merricks Beach, VIC Australia Saarberg skinny boards, Mackenzie Composite Carbon Rudders/Boxes, Harken Mainsheet System, Saarberg mast, Fiberfoam beams, Brewin big head sail, big beach wheels, bum pads, bags boat cover. 5 Altona Street The easiest way to distinguish the German […]

Protected: Car maintenance

September 24, 2019

There is no excerpt because this is a protected post.

MPCNC part 6

July 19, 2019

MPCNC Marlin config This is where I keep my current MPCNC config in case I have to reflash it: Single endstops software enabled (G53 Xpos Ypos only) – Marlin_software_endstops_enabled+G54fix.zip Single endstops software disabled – Marlin_software_endstops_disabled.zip It is now time to plot the obligatory MPCNC crown test pattern with a pen holder and pen. MPCNC Sharpie […]

Upholstering dining chairs

July 2, 2019

The dining table chairs came with ‘fake leather’, which is actually quite common.  Fake leather comes in one of two flavours: PU leather (polyurethane leather) and vinyl bonded leather.  Vinyl bonded leather has leather fibers glued to the back of the vinyl to allow vendors to legally claim ‘10% genuine leather’.  If you inspect the […]

Solution for when 3D printer won’t print first layer properly (under extruding)

June 25, 2019

Syptoms When I change the spool of PLA or PLA+ filament on my 3D printer or use the 3D printer after not having used it for a while, I am often having problems where the printer seems to be under extruding, where there is poor bed adhesion and where tuning the printer does not seem […]

MPCNC part 5

June 7, 2019

GCODE maiden flight Some important Gcode instructions: G20 = everything is in inches G21 = everything is in mm G90 = everything is in absolute coordinates (go to coordinate position) G0 X30 = move to absolute X coordinate position ’30’ on the X axis. G91 = relative coordinates (move relative from current position) G0 Z30 = […]