Having some troubles to recover a “Volkszähler” system (server doesn’t exists any more), I decided to build my own Smart Meter system, user friendly, small footprint and simple to maintenance. The concept: S0 Impulses are counted via interrupt on a microcontroller (ESP32) and sent to a Web-server running on a Rasperry Pi. Every time, after …
Author: Johann Langhofer
Works excellent, see drawings here:Art
see https://johann.langhofer.net/art/
running on an ESP32 Wrover with ILI9341-TFT Display. Githup project screenshots
Magnetic levitation project finished. Very stable with a small footprint. Read more here.
GitHub project Live Demo see 3D Graphik
First result see 3D-graphik
see realtime simulation with pixi.js
Mirror-Cubes is a Html5 puzzle inspired from the mechanical game “Magic Mirror (M.C. Escher)”, Beta-version now available, Dealer inquiries welcome. MirrorCubes
@see lasercutter
@see lasercutter
@see K40
@see images Lasercutter
Features: Controller: original m2NANO replaced by smoothieboard-X3 Workarea: expanded from (300 x 200 x 80) to (340 x 270 x 80 ) mm Focusing added (double red-point laser with intersecting rays) Air-assist added (pump from a blood-pressure gauge) Software: Inkscape + LaserWeb3 @see Lasercutter
Synonyms: xx.xx.xx.xx (IP address of your NAS) username_nas (username of NAS) password_nas (password of NAS) Tasks: define mounting dir automount: add entry to fstab and boot-wait for network configure tvheadend-recording Commands: sudo md /mnt/recordings sudo vi /etc/fstab add line: //xx.xx.xx.xx/path/to/folder /mnt/recordings cifs username=username_nas,password=password_nas,uid=1000,gid=1000,iocharset=utf8 0 0 sudo raspi-config: Wait for Network at Boot -> set to …
Preconditions: Rpi2 (Raspbian jessie + tvheadend) connected to your network TV-Stick (i.e. TERRATEC CYNERGY HTC, white) connected to your Rpi2 Antenna (DVB-T or DVB-C) connected to your TV-Stick Alternative clients: Windows: VLC and/or Kodi Android: VLC and Tvhclient Raspberry: Openelec distribution Kodi Client Configuration: install Kodi and enable tvheadend HTSP Client, enter IP-address of your …
A) Widows-VLC open with rpi_address:9981/playlist? use tvheadend passwd you’ve been prompted during installation save playlist start playlist assigned with VLC view TV:) B) Android install VLC from appstore install tvhclient from appstore, enter connection-name and rpi_address leave ports unchanged view TV:)
Useful references: http://techinfoguy.com/tvheadend-4-x-on-raspberry-pi/ http://techinfoguy.com/setting-up-tvheadend-on-raspberry-pi2/#comment-3 Tasks: Setting up a fresh image (raspbian-jessie) Install tvheadend Configure tvheadend Commands: win32DiskImager->write image (2016-05-27-raspbian-jessie.img) sudo vi /etc/apt/sources.list, add: deb http://apt.tvheadend.org/unstable/ jessie main sudo vi /etc/apt/sources.list, add: deb https://dl.bintray.com/tvheadend/deb/ jessie release sudo apt-get update sudo apt-get install tvheadend you will be prompted for username/passwd (admin tvheadend user) config via http://rpi_address:9981 add …