Tank-like explorer robot
I have created a new LEGO Mindstorms robot. It is a classic tank-like / caterpillar design. 
You can download the Lego Digital Designer and LDraw files here.… Read the rest
Mindstorms H25 robot arm code / project file
After some time without Mindstorms I have updated my H25 project. It can be used to move two LEGO rims between three positions as seen in this video.… Read the rest
Solved! - espcomm_open failed - Wemos D1 mini
The problem
I haven´t played with my Wemos for some time. When I tried to flash a new sketch with the Ardunio IDE the upload of the sketch failed with espcomm_open failed and espcomm_upload_mem failed errors.… Read the rest
3D Printer Z-Axis Belt Drive
My latest project is the conversion of the Z-Axis of my TEVO Tarantula prusa i3 to a worm gear based belt drive system.… Read the rest
3D designs on thingiverse.com
I have been busy with building and optimizing my TEVO Tarantula 3D Printer and designing parts to print.
You can find my designs on http://www.thingiverse.com/VecteR/designs… Read the rest
Mindstorms H25 robot arm build with 31313 parts (consumer set)
One of my favourite Mindstorms models is the H25 robot arm that is part of the LEGO Mindstorms education set. (The project for controlling the robot arm is available here)
When I downloaded the plans for the H25 robot arm I had to learn that LEGO added some extra parts to the education set that are missing in the consumer set.… Read the rest
Line Follower V2
I have created a new line following programm. This time I have included a light sensor calibration function and the option to adjust the power settings by pressing the left / right buttons.… Read the rest
Basic EV3 Line Follower
I have created a new line follower model. Some of my previous models were rather large, long and used decorative parts that added to the weight of the robot. … Read the rest
LEGO MINDSTORMS Smooth Line Follower
Due to public request on my youtube channel here is the code for my smooth line follower.
Download Mindstorms Project File
If you try the code with your robot the result might not be as good as in the video.… Read the rest
First steps with ESP-09
When I received my ESP-09 I had to learn that – in contrast to boards like NodeMCU and WeMos D1 mini – is it much more complicated to get it running.… Read the rest