One Day Build

DMX512 Data Rate “Limiter”

Final assembly on variboard

The Problem

You get what you pay for. So if you pay squat, you get squat.
In my case, we bought super cheap LED spots to light our small-ish techno parties via DMX512. The money saved went into a pretty neat and modern lighting console. The result is that the cheap LED spots can’t keep up with data rate of the not-so-cheap console. Which causes the LED spots to do exactly … diddly-squat.

Continue reading

New Toy

The ARM-Cortex SoC Microcontroller from Cypress.

To be precise, I got a prototyping board with that ┬ÁC. It’s almost weird to call it a microcontroller. But that’s what Cypress calls it, so, whatever.

Big thanks to a good friend of mine who sent it to me.

That’s the thing:

PSoC 4200M-Series Prototyping Kit

Continue reading

LC80 Fun

The LC80 was a Z80 based training computer from East Germany. It was introduced somewhere around 1985, but had a short life due to the German reunion. It was discontinued immediately.

Me – being the dinosaur that I am – can’t keep my fingers away from ancient technology. So I embarked on a quest to revive this thing and have a heap of fun with it.

One of the ROMs under investigation

Continue reading