Today I built my ‘datacenter’… Three Raspberry Pi’s that will form a stack of ‘power’ to run System/370 Operating Systems… For a full photo report see this link.
PC to bench power supply This post describes how I made a power supply for my workbench. It delivers 3,3V, 5V, 12V and -12V. Do these voltages sound familiar to you? Read on… Power supply Color chart Connections
Totem – Robotic arm The guys at Totem sent me a sample of their robotic arm to review (link points to the mechanical version without the electronics). The version I received contains several Totem Bus modules to drive the arm. It
IoT : Internet of Things – beta test Totem Bus system Feeling a bit privileged today… I’ve been invited to participate in the (beta) testing of the Totem Bus system. It is a system with which one can connect up to
Totem mechanics Raspberry Pi stand The stand I made for my Raspberry Pi a while ago made it to the Totem website. They liked it and one of the guys created instructions on how to make it.
Totem Mini Lab – first review A couple of weeks ago I came across the site of Totem. They make interesting stuff! Amongst other things they produce what they call a “Totem mini Lab” (see picture on the right, click
Totem Makers – frame for Raspberry Pi Done testing, tonight I decided to make a frame for my Raspberry Pi 3 B with touchscreen. It was inconveniently laying on my desk, leaning on some awkward extenders; flimsy at best. I
‘Lab’ description I made a new description of my electronics lab (or workbench) and the equipment and tools that I use here. I’ve tried to do so in categories. The most elementary tools and equipment has been described.
New version of MINDSTORMS There is a new version of MINDSTORMS out, version 1.3. It gives us the possibility to edit MyBlocks that we’ve been building before, when for example, we want to add a parameter, change the icon, things
8 bit computer, test the Output Module Today I hooked up my Output module – still on breadboard – to the signals from the PCB modules. As you can see in the video below, it works so far. At first,