Archive for August, 2022

ATX Power Control Board

ATX Power Control Board

When I built the MING Pi, I needed a way to signal to the ATX power supply that it needed to turn on. I did that by cutting an ATX connector in half and soldering the Power On wire to

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Simple Fan Speed Controller

Simple Fan Speed Controller

A simple fan controller based on an ATTiny board and DS18B20 temperature sensor generating a PWM signal driving a power transisitor to control the fan.

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Inspired by Flash Gordon

Inspired by Flash Gordon

My recent project on Element14 was to capture temperature from around the house and post it to a central dashboard. I used a set of software including Mosquitto, InfluxDB, Node Red and Grafana or Ming for short. The dashboard is

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