Totem mechanics Raspberry Pi stand
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.… Read the rest
Category: Makers
Totem Mini Lab – New review
Totem Mini Lab – New review
As I wrote yesterday, I received a replacement Lab Board. Today I’m testing it by repeating the tests I did for the first full review. First I will give you the conclusion, the details are below the conclusion.
Conclusion
Improvements
The idle voltage and… Read the rest
Totem Mini Lab – replacement Lab Board
Totem Mini Lab – replacement Lab Board
Today I received a replacement Lab Board in which the guys of the Totem team made improvements, amongst others, based upon my tests and suggestions. Here’s the contents of the package. A new test will follow:
SaveSave
SaveSave… Read the rest
Totem Rotary encoder – explained
Totem Rotary encoder – explained
How does it work?
I was fumbling around with the Totem Mini Lab’s Side Panel 1, especially with the rotary encoder that s mounted on this side board. At first, I could not make heads or tails from it, but, using my oscilloscope, I’ve figured… Read the rest
TotemDuino connected to MacBook!
TotemDuino connected to MacBook!
After some mailing back and forth with the Totem team, they found a solution. Oddly enough, it’s a solution I tried, but it did not work the first time. It appears one has to install the Prolific USB-to-Serial drivers.
Installation log
Here’s what I did now:… Read the rest
Totem Side Panel 1 – rotary Encoder
Totem Side Panel 1 – rotary Encoder
I did some further investigation into the working of the rotary encode in the Side Panel 1. At first, I could not make heads or tails from it, but I think I’ve figured it out now.
It appears that both connections – labeled… Read the rest
Totem Mini Lab – testing the Side Panel 1
Totem Mini Lab – testing the Side Panel 1
The Side Panel 1 is powered from the Mini Lab board, using both its 3,3 Volt and the 5 Volt connections.
NOTE: it is very important to set the Side Panel 1 to the same voltage as has been set in… Read the rest
Totem Mini Lab – Side Panel 1
Totem Mini Lab – Side Panel 1
I suppose in thanks for my review and for making contact between the Totem team and a Dutch distributor, they decided to send me a pre-production version of their Side Panel 1.
Functions
It’s a board with a couple of functions that make… Read the rest
Totem Mini Lab – first review
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 for larger image).
This seems a good setup for lesson… Read the rest
Totem Mini Lab Testing – feedback
Totem Mini Lab Testing – feedback
I sent my test results to the Totemmakers team and they responded to my findings.
Voltage measurements
The voltage measurement is about 40-50 milliVolts of in idle mode. Their response: “To test if 0.5V input channel is okay, just connect 0.5V input channel and… Read the rest
Totem Makers – frame for Raspberry Pi
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 cut some Totem beams at the right lengths, mounted them… Read the rest
‘Lab’ description
‘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.
… Read the rest
IoT : Internet of Things – Combining IoT and EV3
Combining IoT and EV3
Been busy today, installing ev3dev on two of my MINDSTORMS bricks, these two are Neo and Morpheus. ev3dev is a Debian variant of the Linux Operating System. After successfully installing ev3dev I also installed the python libraries to be able to control the EV3 motors, and… Read the rest
IoT : Internet of Things – Installing DietPi on my Pi Zero’s
Installing DietPi on my Pi Zero’s
Today I had a field day installing DietPi Linux on my Raspberry Pi Zero W’s.
Start out on the Pi Zero
got file DietPi_RPi-armv6-(Jessie).7z from this page
unzipped it using UnArchiver on MacOS
burned the image on a 16GB (Copernicus) and to a 8GB… Read the rest
Filled my Links page
Filled my Links page
Finally I populated my ‘Links’ page with a few links. More to come, have a look there, suggestions welcome…… Read the rest