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John

Japan

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This user joined on 07/30/2015.

My Projects

Adding a WizNet W5500 based Ethernet module to the ESP8266 via SPI

ESP8266 / W5500 Ethernet Gateway

Projects I Like & Follow

The 2018 Hackaday Prize

A low cost ESP32 core board with Ethernet and PoE for convenient "single cable" deployments

wESP32: Wired ESP32 with Ethernet and PoE

Patrick Van Oosterwijck

Get the most out of your (heltec/ttgo/aliexpress) ESP32 LoRa OLED development board

ESP32 - LoRa - OLED Module

Getting in touch with the WiFi LoRa 32 Board from HelTec Automation

ESP32 Board - WiFi LoRa 32

A PCB mill inspired by open source CNC 3D printers with a custom design to fit standard size copper clad boards (6" x 4" / 160mm x 100mm)

Sub $200 PCB Mill that doesn't suck!

Timo Birnschein

The 2018 Hackaday Prize

A 75 watt MPPT Solar Charger with tons of features. Efficiency > 97%, USB interface, data logging, 2 USB charging ports and much more...

High Efficiency MPPT Solar Charger

The 2017 Hackaday Prize

Food dehydrators are conceptually very simple. Let's see if they are that easy in practice.

Food dehydrator - simple and cheap

The 2017 Hackaday Prize

Next Gen LiFePO4 battery / UPS / power manager for Raspberry Pi, ideal for headless and IoT use

LiFePO4wered/Pi+

Patrick Van Oosterwijck

The 2018 Hackaday Prize

The Reflowduino project is a complete ecosystem of open-source hardware designed specifically for DIY reflow control!

Reflowduino - Wireless Reflow Controller Ecosystem

badgy is a rechargeable coin cell powered ePaper display with WiFi connectivity

badgy

The 2018 Hackaday Prize

2-Axis solar tracker interfaces to a power monitor and charger/inverter

Solar Tracker, self powered and auto aligning

USB MSD Bootloader for PIC Microcontrollers

USB μC - USB PIC Bootloader

WiFi-enabled controller for AC units which accept an analogue control signal.

WiFi AC controller

I bought one of these for about A$32. Pretty good once you debug the demo code!

The WaveShare 2.9" e-Paper Display

NTP Synchronized Analog Clock

SynchroClock

liebman liebman

3D printed skin for polyurethane resin cast

NESTO Prototyping

Michaël Memeteau

Design and build of a small, portable, Bluetooth-enabled boombox

Bluetooth Boombox MkII

Hackaday Prize 2020

1/6 scale WWII Hetzer. Radio Control, scratch built, drone camera, paintball gun cannon, drive is a pair of electric bicycle motors

1/6 Scale WWII RC Tank

The 2018 Hackaday Prize

A proof that the PIC10F200 can be useful after all.

Morse blinking jewelry

Yann Guidon / YGDES

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Bits

Patrick Van Oosterwijck wrote 05/11/2017 at 02:27

Thank you for liking and following my #LiFePO4wered/Solar1 and #LiFePO4wered/Pi+ projects! :)

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