Analog Discovery USB isolation

Intro

Back when I was deverloping the PSU burner, I wanted to have the Analog Discovery isolated from the common ground, to avoid noise and other issues. Since I did not have a way to do this, I ended up using a laptop on battery for measurements. But for long term, I needed to have […]

RFM69 output power

Intro

As I was mentioning in my 1000.1000 Hardware selection, I have opted for the cool RFM69HW radio module. Weirdly enough, in quite a few sources (big distributor and ebay) the higher power HW module is cheaper. So there ie no reason not to get the higher power module, given quantity discounts. But I […]

Peaktech 6225A review

An in-depth view of the new PeakTech 6225A 30V 5A switch mode laboratory power supply showing very good results. […]

10002 Software

[Under construction. Check out The intro in the meantime]

Intro

There is plenty of software to use in home automation, but of course I decided to stay with open source and free options.

In recent years there have been multiple new “controller” type of software, which is the type that is suppose to control, manage, […]

10002 Hardware

[Under construction. Check out The intro in the meantime]

Some history

A picture says 1000 words!*

*inner voice dependent

Which microcontroller?

When I began this project, I was long given up on the ATMega and ATTtiny micro, with some exceptions, as they are not really justified in a hobby environment. Therefore, I have initially […]

10002 Lessons learned

What?

This page covers things I have learned and why I did what I did in my 1000² project. Some experience, random calculations, opinions and thoughts.

Battery philosophy

So what is the battery philosophy? Should I make everything last as long as possible and change batteries each time some device is dead? What […]

Castellated pads

Castellated pads on a non-castellated service does not show good results. […]

Fixing a broken scroll switch

Trying to fix a broken scroll encoder with de-bouncing caps. […]

Mini ikea molgan hack

Simple hack to dim the light down and extend battery life, makes a good night light! […]

Digital Power Supply – Part 3: Concept comparison

How do some topologies of power supplies perform? Find out! […]

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