A new “toy” on the workbench, the GRR Neo

Two days ago it finally happened. After months of research, I finally ordered my first 3D printer. It is a GRR Neo (German RepRap). The GRR Neo is a fully assembled 3D printer. I want the printer as an additional tool in my toolbox and don’t want to tinker on the printer itself. So, in … Read more A new “toy” on the workbench, the GRR Neo

Running an LUA script on ESP8266 with NodeMCU

In our last NodeMCU post, we covered the installation of NodeMCU on our ESP8266 board. Now we can start to load full LUA script files onto the ESP8266. I will show you how you can do this with a quick example. Needed software You need a terminal software to communicate via the serial interface of … Read more Running an LUA script on ESP8266 with NodeMCU

Flash NodeMcu on ESP8266 (ESP-01 Modul)

Here you can find the new post from 2016 A little instruction on how to flash NodeMCU on your ESP-01 module. Then you can run LUA code on your ESP8266. Hardware needed: ESP-01 module FTDI UM232R as USB-to-serial adapter (or a compatible adapter) Software needed: Git Python 2 Hterm (or any software to view serial … Read more Flash NodeMcu on ESP8266 (ESP-01 Modul)

Hydroponics – First try with some bell peppers

On my windowsill, there are still a few, neglected peppers. I had tried to grow them in the winter. Since I was looking at Hydroponics, Aeroponic, and DWC (Deep Water Culture) for a long time, I got some missing parts in the DIY store today and made a prototype. Building a hydroponics prototype Basically, I … Read more Hydroponics – First try with some bell peppers